DHC Aircraft S2-AGQ Tally sheet of C1/Heavy Check Package TASK CODE

Transcription

1 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL System Task Biman BANGLADESH AIRLINES LTD A 00 AMM MRB MTCM General Visual Inspection of the STBY COMM CNTL Panel Connectors 211 Pull out the STBY COMM CNTL and Display Unit from the Center Console FH/ A 00 AMM MRB MTCM Detailed Inspection of the AC Contactor Box Connectors Note: -Open and Lock the Landing Gear Doors; 413, 423 Open Main Landing Gear Doors A 00 AMM MRB MTCM General Visual Inspection of the Connectors of the Left and Right Elevator LVDTs 332, BB 342BB A 00 AMM MRB MTCM General Visual Inspection of the EFIS (Electronic Flight Instrument System) Control Panel Connectors 211 Pull out the EFIS Control Panels (2) from the Center Console A 00 AMM MRB MTCM General Visual Inspection of the AHRS Control Panel Connectors 211 Pull out the AHRS Control Panels (2) from the Center Console A 00 AMM MRB MTCM General Visual Inspection of the Connectors on the Pressurized Side of the Wing Root Disconnects DZ 233EZ 234CZ 234DZ 243AZ 244AZ A 00 AMM MRB MTCM Operational Check (manually operate) of the Emergency Ram Air Check Valve Flapper AB A 00 AMM MRB CMR (*) MTCM Operational Check of the Avionics Cooling Fans NOTE-Energize the Electrical System ;De energize the Electrical System of 39

2 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL A 00 AMM MRB MTCM Operational Check of the Pressurization Control Forward S`afety Valve Opening with the Forward Safety Valve Selector AL A 00 AMM MRB MTCM Operational Check of the Auto Pressurization Control fault Indication A 00 AMM MRB MTCM Operational Check of the Pressurization Control in Manual Mode AB A 00 AMM MRB CMR (*) MTCM Functional Check of the Over Pressure Relief Function of the Pressurization Control Forward Safety Valve 211, 212, AL, 212BR, 311AB A 00 AMM MRB MTCM Functional Check of the Negative Pressure Relief Function of the Pressurization Control Aft Safety Valve 211, AB A 00 AMM MRB MTCM Functional Check of the Negative Pressure Refief Function of the Pressurization Control Forward Safety Valve 211, AL A 00 AMM MRB MTCM DIS -Discard of the Pressurization Control Forward Safety Valve Filter Note- Removal of the ESID, Display Units AL FH / DIS A 00 AMM MRB MTCM Operational Check of the Pressurization Control Dump Mode 211, AB of 39

3 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL A 00 AMM MRB CMR (*) MTCM Functional Check of the Over Pressure Relief Function of the Pressurization Control Aft Safety Valve 211, 212, AL, 311AB A 00 AMM MRB MTCM SVC -Clean the Air Conditioning Pack Fog (Spray) Nozzle AB 0.42 SVC A 00 AMM MRB MTCM SVC-Clean the Turbine Shut Off Shutoff Valve Note-Removal of the Turbine AB 0.42 SVC A 00 MRB MTCM Detailed Inspection of the Heat Exchanger Fault Code Indication, Note: For P/N Only For P/N Only T: FH R: 3000 FH or T: R: 30 MO A 00 AMM MRB MTCM Operational Check of the Pack Flow Control Shut Off Valve 211, A 00 AMM MRB MTCM Operational Check of the Temperature Control, Electronic Control Unit (ECU) Note- Energize the Electrical System ; De energize the Electrical System 211, A 00 AMM MRB MTCM Functional Check of the Pitch and Roll Capstans 122, 211, BR 322AR 322BL A 00 AMM CMR (*) MTCM Operational Check of the VHF 1 Standby Frequency Controller System FH 3 of 39

4 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL A 00 AMM MRB MTCM Functional Check of the Passenger Address and Communication Interphone System (PACIS) 211, 230, A 00 AMM MRB MTCM Functional Check of the Passenger Address Cabin and Lavatory Speakers 222, 230, A 00 AMM MRB MTCM Functional Check of the Pilot s Oxygen Mask Microphone through Passenger Address and Communictions Interphone System (PACIS) on Emergency Mode 211, 230, A 00 AMM MRB MTCM RST - Restoration (Bearing Replacement) of the AC Generator (LH) AL 1.08 RST A 01 AMM MRB MTCM RST - Restoration (Bearing Replacement) of the AC Generator (RH) AL 1.08 RST A 00 AMM CMR (*) MTCM Operational Check of the DC Essential Bus Diodes CR4, CR5, CR6 and CR8 112, 113, 211, 212, AL, 212AL or 311AB FH A 00 AMM CMR (*) MTCM Operational Check of the DC Circuit Breakers CB50, CBR01, CBL01 and CBS FH A 00 AMM CMR (*) MTCM Operational Check of the DC Essential Bus Diodes CR2 and CR FH 4 of 39

5 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL A 00 AMM MRB MTCM Operational Check of the DC Bus Tie Contactor K A 00 AMM MRB MTCM Functional Check of the DC Electrical Power Control Unit (EPCU) A 00 AMM MRB MTCM Functional Check of the External Power Protection Unit Note-Removal of the External AC Electrical Power 423 Open Main Landing Gear Doors FH / A 00 AMM MRB MTCM Detailed Inspection of the Pilot and Co Pilot Seat Structure and Adjustment Mechanism A 00 AMM MRB MTCM Detailed Inspection of the Observer Seat Restraint System A 00 AMM MRB MTCM Operational Check of the Flight Compartment Door Discrete Hinges/Alternate Release A 00 AMM MRB MTCM Functional Check of the Fortified Flight Compartment Door Decompression Latch 230 Open Flight Compartment Door A 00 AMM MRB MTCM Functional Check of the Passenger Flotation Seat Cushions (if seat cushion meets TSO C72c) 10 YR 5 of 39

6 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL A 00 AMM MRB MTCM Detailed Inspection of the Passenger Seats and Restraint System 230, A A 00 AMM MRB MTCM AMM MRB CMR (*) MTCM General Visual Inspection of the Passenger Cabin Seat Rails (floor installed) -Operational Check of the Aft Baggage Compartment Fire Extinguishing Circuits 220, 230, 240 Remove seat track covers, passenger seats, wardrobes, draft bulkheads, doghouses, galleys and aft lavatory (if , AB FH A 00 AMM CMR (*) MRB MTCM Operational Check of the Forward Baggage Compartment Fire Extinguishing Circuits 211, AB FH A 00 AMM MRB MTCM Operational Check of the Nacelle Fire Extinguishing Circuits 211, 262, A A 00 AMM MRB MTCM AMM MRB MTCM General Visual Inspection of the LH and RH Engine and APU Fire Extinguishing Distribution Lines and Connections -General Visual Inspection of the Baggage Compartment(s) LRD and HRD Fire Extinguishing Distribution Lines and Connections 262, 311, 312, 412, 422, 413, 423, 531, , 142, 144, 145, 224, 230, 251, AT 262BT 262GT 262HT 262JT 311AB 312AL 312AR 412AL 412BL 412ET 422AL 422BL 422ET 132DZ, 132EZ, 132FZ, 132GZ, 132HZ, 142AZ, 142BZ, 142CZ, 142DZ, 142EZ, 142FZ, 144CZ, 144EZ, 145AZ, 145BZ, FH / A 00 AMM MRB MTCM Operational Check of the APU Fire Extinguishing Circuits 211, AB 6 of 39

7 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL A A 00 AMM MRB CMR (*) MTCM AMM MRB CMR (*) MTCM Operational Check of the Fire Bottle Pressure Switch Circuits on all Bottles -Operational Check of the Aft Baggage Compartment Inlet and Outlet Vent Valves 224, 263, DL 311AB , A 00 AMM MRB MTCM LUB-Lubrication of the Aileron Control Column Chains 121, 122, BZ, 122BZ 0.17 LUB A A 00 AMM MRB MTCM AMM MRB MTCM Detailed Inspection of the Aileron Control Cables Assembly (including pulleys/quadrants in nonexposed areas, excluding cables along the wing rear spar) -Detailed Inspection of the Aileron Trim and Centering Unit Torque Rod Bracket Assembly Bearings and Torque Rod to the Input and Actuator Arms 122, 211, 234, 262 Remove Trim Panel - RH Flight Compartment Bulkhead 122AR, 122BR, 234DZ 262AT 262FT 262HT , AL, 122AR A 00 AMM MRB MTCM Detailed Inspection of the Aileron Roll Disconnect Mechanism Cables 122, AR, 122BR A 00 AMM MRB MTCM Detailed Inspection of the Aileron Control Autopilot Actuator Unit Roll (APAU R) Cable 121, DZ, 122AR, 122BR A 00 AMM CMR (*) MTCM Functional Test of the Rudder Flutter Suppression System 211, AL 322AR 322BL 322DL 322DR 8000 FH 7 of 39

8 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL A 00 AMM CMR (*) MTCM General Visual Inspection of the Trailing Rudder Gearing Links AL 323DR FH A 00 AMM MRB MTCM Functional Check of the Pilot and Co Pilot Bellcrank Attachment to Rod End 121, AL 122AR A 00 AMM CMR (*) MTCM Functional Check of the Elevator Control Flutter Suppression System 211, 332,342, 333, DB 332EB 342DB 342EB FH A 00 AMM MRB MTCM Detailed Inspection of the Elevator Control Pitch Disconnect Mechanism Cable 121, 122, DZ 122AR 122BR A 00 AMM MRB MTCM Detailed Inspection of the Elevator Control Autopilot Actuator Unit Pitch (APAU P) Cable AR 322BL 322CL 322EL 322ER 322FR A 00 AMM MRB MTCM Functional Check of the Elevator Free Play 333, AT 332BT 332CT 332DB 332EB 342AT 342BT 342CT 342DB 342EB A 00 AMM MRB MTCM Detailed Inspection of the Elevator Control Stick Pusher Cable BL A 00 AMM MRB MTCM Functional Check of the Elevator Control Stick Pusher Manual Disengagement by Override A 00 AMM MRB MTCM LUB- Lubrication of the Flap Transmission Shaft and Torsion Bar Splines 262, 531, 532, 631, 632 Extend Flaps, 262AT 262FT 262HT FH / LUB 8 of 39

9 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL A 00 AMM CMR (**) MTCM Operational Check of the Roll Spoiler Cable Sensor Assembly 121, BL FH A 00 CMR (**) MTCM Operational Check of the Ground Spoiler Switches in the Power Lever Module 8000 FH A 00 AMM FSL MTCM Detailed Inspection of the Metal Overall Shield on the Fuel Quantity Gauging System (LH) BT 261CT 261KT 261LT 521BTT FH/ A 01 AMM FSL MTCM Detailed Inspection of the Metal Overall Shield on the Fuel Quantity Gauging System (RH) BT 261CT 261KT 261LT 621BT A 00 AMM FSL MTCM Detailed Inspection of the Fuel Probe Harness Inside the Fuel Tank (LH) AT 522BT 522CT 523AT 524AT 524BT 524CT 524DT 524ET 524FT A 01 AMM FSL MTCM Detailed Inspection of the Fuel Probe Harness Inside the Fuel Tank (RH) AT 622BT 622CT 623AT 624AT 624BT 624CT 624DT 624ET 624FT A 00 AMM FSL MTCM Detailed Inspection of the Low Level Float Switch Harness Inside the Fuel Tank (LH) AT 522BT 522CT 523AT 524AT 524BT 524CT 524DT 524ET 524FT A 01 AMM FSL MTCM Detailed Inspection of the Low Level Float Switch Harness Inside the Fuel Tank (RH) AT 622BT 622CT 623AT 624AT 624BT 624CT 624DT 624ET 624FT of 39

10 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL A A A A A A A A 01 AMM FSL MTCM AMM FSL MTCM AMM FSL MTCM AMM FSL MTCM AMM FSL MTCM AMM FSL MTCM AMM FSL MTCM AMM FSL MTCM Detailed Inspection of the High Level Sensor Harness Inside the Fuel Tank (LH) -Detailed Inspection of the High Level Sensor Harness Inside the Fuel Tank (RH) -Detailed Inspection of the Self Bonding Couplings Inside the Fuel Tank (LH) -Detailed Inspection of the Self Bonding Couplings Inside the Fuel Tank (RH) -Detailed Inspection of the Teflon Sleeve on the Fuel Tank Vent Line (LH) -Detailed Inspection of the Teflon Sleeve on the Fuel Tank Vent Line (RH) -Detailed Inspection of the Sealant Around the Anchor Nuts at Access Panels, Sta. YW to YW (LH) -Detailed Inspection of the Sealant Around the Anchor Nuts at Access Panels, Sta. YW to YW (RH) AT 522BT 522CT 523AT 524AT 524BT 524CT 524DT 524ET 524FT 622AT 622BT 622CT 623AT 624AT 624BT 624CT 624DT 624ET 624FT 521AT 521BT 522AT 522BT 522CT 523AT 524AT 524BT 524CT 524DT 524ET 524FT 621BT 622AT 622BT 622CT 623AT 624AT 624BT 624CT 624DT 624ET 624FT 622AT 622BT 622CT 623AT 624AT 624BT 624CT 624DT 624ET 624FT 622AT 622BT 622CT 623AT 624AT 624BT 624CT 624DT 624ET 624FT 522AT 522BT 522CT 523AT 524AT 524BT 524CT 524DT 524ET 524FT 622AT 622BT 622CT 623AT 624AT 624BT 624CT 624DT 624ET 624FT of 39

11 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL A 00 AMM FSL MTCM Detailed Inspection of the Access Panel to Wing Skin Mating Surfaces and Access Panel Gasket, Sta. YW to YW (LH) AT 522BT 522CT 523AT 524AT 524BT 524CT 524DT 524ET 524FT A 01 AMM FSL MTCM Detailed Inspection of the Access Panel to Wing Skin Mating Surfaces and Access Panel Gasket, YW to YW (RH) AT 622BT 622CT 623AT 624AT 624BT 624CT 624DT 624ET 624FT A 00 AMM FSL MTCM Detailed Inspection of the Dome Nut on the Fuel Tank Water Drain Valve (LH) AT 522BT 522CT 523AT 524AT 524BT 524CT 524DT 524ET 524FT A 01 AMM FSL MTCM Detailed Inspection of the Dome Nut on the Fuel Tank Water Drain Valve (RH) AT 622BT 622CT 623AT 624AT 624BT 624CT 624DT 624ET 624FT A 00 -Detailed Inspection of the ALI MTCM Sealant on the Vent Line AMM Support Bracket and Attachment 810 Hardware, Sta. YW (LH) AT 522BT 522CT 523AT 524AT 524BT 524CT 524DT 524ET 524FT FH/ A 01 ALI MTCM AMM Detailed Inspection of the Sealant on the Vent Line Support Bracket and Attachment Hardware, Sta. YW (RH) AT 622BT 622CT 623AT 624AT 624BT 624CT 624DT 624ET 624FT FH/ A 00 AMM FSL MTCM Functional Check of the Fuel Quantity Metal Overall Shield for Electrical Bonding (LH) BT 261CT 521BT 1 11 of 39

12 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL A 01 AMM FSL MTCM Functional Check of the Fuel Quantity Metal Overall Shield for Electrical Bonding (RH) KT 261LT 621BT A 00 AMM FSL MTCM Functional Check of the Fuel Tank Water Drain Valve for Electrical Bonding (LH) AT 522BT 522CT 523AT 524AT 524BT 524CT 524DT 524ET 524FT A 01 AMM FSL MTCM Functional Check of the Fuel Tank Water Drain Valve for Electrical Bonding (RH) AT 622BT 622CT 623AT 624AT 624BT 624CT 624DT 624ET 624FT A 00 AMM FSL MTCM Functional Check of the Magnetic Dipstick for Electrical Bonding (LH) AT 522BT 522CT 523AT 524AT 524BT 524CT 524DT 524ET 524FT A 01 AMM FSL MTCM Functional Check of the Magnetic Dipstick for Electrical Bonding (RH) AT 622BT 622CT 623AT 624AT 624BT 624CT 624DT 624ET 624FT A 00 AMM FSL MTCM Operational Check of the Low Level Float Switch (LH and RH) AL 422AL A 00 AMM FSL MTCM Functional Check of the Auxiliary Boost Pump for Electrical Bonding (LH) AT 522BT 522CT 523AT 524AT 524BT 524CT 524DT 524ET 524FT A 01 AMM FSL MTCM Functional Check of the Auxiliary Boost Pump for Electrical Bonding (RH) AT 622BT 622CT 623AT 624AT 624BT 624CT 624DT 624ET 624FT of 39

13 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL A A A A A A 01 AMM FSL MTCM AMM FSL MTCM AMM FSL MTCM AMM FSL MTCM AMM FSL MTCM AMM FSL MTCM Functional Check of the High Level Sensor for Electrical Bonding (LH) -Functional Check of the High Level Sensor for Electrical Bonding (RH) -Functional Check of the Fuel Tank Components and Plumbing Lines for Electrical Bonding (LH) -Functional Check of the Fuel Tank Components and Plumbing Lines for Electrical Bonding (RH) -Detailed Inspection of the Teflon Sleeve on the Fuel Tank Lines and Clearances Between Fuel Lines and Structure (LH) -Detailed Inspection of the Teflon Sleeve on the Fuel Tank Lines and Clearances Between Fuel Lines and Structure (RH) , 523, , 623, AT 522BT 522CT 523AT 524AT 524BT 524CT 524DT 524ET 524FT 622AT 622BT 622CT 623AT 624AT 624BT 624CT 624DT 624ET 624FT 521BT 522AT 522BT 522CT 523AT 524AT 524BT 524CT 524DT 524ET 524FT 621BT 622AT 622BT 622CT 623AT 624AT 624BT 624CT 624DT 624ET 624FT 522AT 522BT 522CT 523AT 524AT 524BT 524CT 524DT 524ET 524FT 622AT 622BT 622CT 623AT 624AT 624BT 624CT 624DT 624ET 624FT A 00 AMM CMR (*) MTCM Operational Check of the Hydraulic System 1 Engine Driven Pump (EDP) Pressure Switch FH A 00 AMM MRB MTCM Functional Check of Hydraulic System 3 211, 711, 721, of 39

14 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL A 00 AMM MRB MTCM Operational Check of the Deicing System Rear Fuselage Heated Check Valve A 00 AMM MRB MTCM Operational Check of the Deicing System Isolation Shut Off Valve A 00 AMM MRB MTCM Operational Check of the Deicing System in Manual Mode (This task incorporates MRB and ) 211, 311, 321, 331, 341, 412, 422, 511, 512, 513, 611, 612, AB 412BR or 422BR A 00 AMM CMR (**) MTCM Operational Check of the Engine Air Intake Adapter Heater (LH and RH) DZ 412AL 422AL FH A 01 AMM MRB MTCM Functional Check of the Flight Data Recorder (FDR) Parameters (Universal FDR) 311, 720, AB 412AL 422AL 36 MO A 00 AMM MRB MTCM SVC-Servicing of the Main Landing Gear Shock Strut (LH) 721 Open Main Landing Gear Doors FC / SVC A 01 AMM MRB MTCM SVC-Servicing of the Main Landing Gear Shock Strut (RH) 731 Open Main Landing Gear Doors FC / SVC A 00 MRB MTCM LUB-Lubrication of the Aft Nacelle Attachment Fittings (LH) FC / LUB 14 of 39

15 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL A 01 MRB MTCM LUB-Lubrication of the Aft Nacelle Attachment Fittings (RH) FC / LUB A 01 AMM MRB (B) MTCM Functional Check of the Main Landing Gear Doors Rigging (LH) A 03 AMM MRB (B) MTCM Functional Check of the Main Landing Gear Doors Rigging (RH) A 01 AMM MRB (B) MTCM RST-Restoration of the Nose Landing Gear Shock Strut Assembly 711 Open nose landing gear doors FC / RST A 00 AMM MRB MTCM Functional Check of the Nose Landing Gear Doors Rigging A 00 AMM CMR (*) MTCM Operational Check of the Landing Gear Alternate Extension Hydraulic System FH A 00 AMM MRB MTCM Detailed Inspection of the Landing Gear Alternate Extension Door Lock Release Cable Assembly 114, 121, 122, 211, , 264, 412, 413, 422, DZ 122DZ 234DZ 261CT 261FT 261HT 261KT 261LT 264AR 412ET 422ET A 00 AMM MRB MTCM Detailed Inspection of the Main Landing Gear Alternate Extension Door Lock Release Lever and Alternate Extension Door Lock Release Cable (LH) of 39

16 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL A 01 AMM MRB MTCM Detailed Inspection of the Main Landing Gear Alternate Extension Door Lock Release Lever and Alternate Extension Door Lock Release Cable (RH) 423 Open main Landing Gear Doors A 00 AMM MRB MTCM Operational Check of the Main Landing Gear Alternate Extension Cam Assembly (LH) 413 Open main Landing Gear Doors A 01 AMM MRB MTCM Operational Check of the Main Landing Gear Alternate Extension Cam Assembly (RH) 423 Open main Landing Gear Doors A 00 AMM CMR (*) MRB MTCM Operational Check of the Brake Fuse/Shuttle Valve CR 423CR FH A 00 AMM MRB MTCM Detailed Inspection of the Normal Brake Cables 121, 122, 211, 261, AL 121BL 122AR 261CT 263AL A 00 AMM MRB MTCM General Visual Inspection of the Emergency/Park Brake Cable (straight run) 222, 224, AZ 234BZ 234CZ 234DZ A 00 AMM MRB MTCM Operational Check of the Emergency/Park Brake Control Valve A 00 AMM MRB MTCM Detailed Inspection of the Emergency/Park Brake Cable (underfloor, exposed areas) 121, 122, 211, 261, DZ 122BR 261LT 264AR of 39

17 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL A 00 AMM MRB MTCM Operational Check of the Proximity Sensor Electronic Unit (PSEU) BITE Panel A 00 AMM CMR (**) MTCM Operational Check of the Redundancy Between the Air Data Unit (ADU), AHARS and the Display Unit FH A 00 AMM MRB MTCM Operational Check of the Flap Select Panel in conjunction with Flap Select Lever to Generate Aural and Visual Warnings A 00 AMM MRB MTCM Detailed Inspection of the Crew Smoke Goggles A 00 AMM MRB MTCM Operational Check of the Crew Mask Microphones A 00 AMM MRB MTCM VCK -Visual Check of the Flight Compartment and Cylinder Mounted Pressure Gages for Crew Oxygen 112, AR 0.12 VCK A 00 AMM MRB MRB MTCM Operational Check of the Bleed Air Nacelle Shut Off Valve (This task incorporates ) A 00 AMM CMR (*) MTCM Operational Check for the Doors Closed and Locked (PSEU "ALL DOORS CL/LK" Discrete Output and CPC "DOOR CLOSED" Discrete Input) 211, FH 17 of 39

18 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL A 00 AMM MRB MTCM LUB -Lubrication of the Airstair Door 823 Open airstair door, remove fwd lower wardrobe 0.05 LUB A 00 AMM MRB MTCM Functional Check of the Airstair Door FH / 64 MO A 00 MRB MTCM SVC -Servicing of the Aft Entry Door Mechanisms FH/ SVC A 00 AMM MRB MTCM LUB -Lubrication of the Flight Compartment Escape Hatch 821 Remove flight compartment escape hatch 0.05 LUB A 00 AMM MRB MTCM Functional Check of the Flight Compartment Escape Hatch Arm Spring Detent Mechanism 821 Open flight compartment escape hatch A 00 AMM MRB CMR (*) MTCM General Visual Inspection of the Aft Baggage Door Mechanisms 827 Open aft baggage door, remove liners A 00 AMM MRB MTCM Functional check of the Forward Baggage Door Handle A 00 AMM MRB MTCM LUB -Lubrication of the Forward Baggage Door Open Lock Latch 822 Open fwd baggage door 0.03 LUB 18 of 39

19 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL A 00 AMM MRB MTCM Detailed Inspection of the Forward Baggage Door Seal 822 Open fwd baggage door A 00 MRB & -207 MTCM SVC- Servicing of the Forward Baggage Door Mechanisms FH/ SVC A 00 AMM MRB MTCM Functional Check of the Aft Service Door A 00 MRB MTCM SVC-Servicing of the Aft Service Door Mechanisms FH/ SVC A 00 AMM CMR (**) MTCM Operational Check of the Upper Door Post Spring for Aircraft with Remote Access System (RAS) FH A A 01 AMM MRB MTCM AMM MRB MTCM SVC - Service the Propeller by Replacing the Propeller Hub Grease (LH) NOTE: If 3.5 litres or more of grease is added for any reason, it is equivalent to this task. NOTE: Interval can be counted from the date of refilling propeller with grease. SVC - Service the Propeller by Replacing the Propeller Hub Grease (RH) NOTE: If 3.5 litres or more of grease is added for any reason, it is equivalent to this task. NOTE: Interval can be counted from the date of refilling propeller with grease YR SVC 420 Remove spinner YR SVC A 00 AMM MRB MTCM General Visual Inspection of the Hydraulic Torque Compensation System (LH) AT of 39

20 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL A 01 AMM MRB MTCM General Visual Inspection of the Hydraulic Torque Compensation System (RH) AT A 00 AMM MRB MTCM General Visual Inspection of the Reduction Gear Box (LH) AL 412AR 412AT A 01 AMM MRB MTCM General Visual Inspection of the Reduction Gear Box (RH) AL 422AR 422AT A 00 AMM MRB MTCM General Visual Inspection of the Intercompressor Case (ICC) to the Turbine Support AL 412BL 0.03 Case (TSC) Cooling Tube (LH) A 01 AMM MRB MTCM General Visual Inspection of the Intercompressor Case (ICC) to the Turbine Support AL 422BL 0.03 Case (TSC) Cooling Tube (RH) A 00 AMM MRB MTCM Detailed Inspection of the Exhaust Shroud Seals (LH) AT 415BL 415CL A 01 AMM MRB MTCM Detailed Inspection of the Exhaust Shroud Seals (RH) AT 425BL 425BR A 00 AMM MRB MTCM SDI-Special Detailed Inspection (Boroscope) of the Jet Pipe to Firewall Seal (LH) BL 412BR FH / SDI 20 of 39

21 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL A 01 AMM MRB MTCM SDI-Special Detailed Inspection (Boroscope) of the Jet Pipe to Firewall Seal (RH) BL 422BR FH / SDI A 00 AMM MRB MTCM Operational Check of the Oil System Chip Detector Circuit for Continuity 412, AL 412AT 412BL 422AL 422AT 422BL of 39

22 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL Structure Task E201 A 00 AMM MRB E201 MTCM Detailed Inspection of the Front Pressure Bulkhead 112, 113, , AR, 112BR, 113AL, 121AL 122AR, 212AL,212BR YR A201 A 00 AMM MRB A201 MTCM General Visual Inspection of the Lower Fuselage Internal Structure Below Floor, Between Str. 31LH and 31RH from Pilot s Bulkhead to Sta. X AZ 133BZ 133CZ FH/ A201 A 00 AMM MRB A201 MTCM Detailed Inspection of the Forward Passenger (Airstair) Door Internal Cut out Surround Structure and Stop Fittings A201 A 00 AMM: MRB A201 MTCM Detailed Inspection of the Forward Baggage Door Internal Cut out Surround Structure and Stop Fittings FH/ A201 A 00 AMM MRB A201 MTCM , - Detailed Inspection of the Lower Fuselage External Skin Panels Below Str. 24LH and 24RH, Sta. X 19.0 to X , 133, A201 A 00 AMM: MRB A201 MTCM , - Detailed Inspection of the External Skin Panel Around Forward Baggage Door Cut out E203 A 00 MRB E203 MTCM Detailed Inspection of the Barrel Nuts and PLI Washers at the Front Spar Wing to Fuselage Attachment Joint Strut at Sta. YW42.00 and at the Channel Fitting at Sta. YW LH and RH (CPCP) 3 6 YR E203 A 00 MRB E203 MTCM Detailed Inspection of the Barrel Nuts and PLI Washers at the Rear Spar Wing to Fuselage Attachment Joint Strut at Sta. YW42.00 and at the Channel Fitting at Sta. YW LH and RH (CPCP) 3 6 YR 22 of 39

23 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL A201 A 00 AMM: MRB A201 MTCM General Visual Inspection of the Lower Fuselage Internal Structure Below Floor, Between Str. 31LH and 31RH, Sta. X584.5 to X DZ, 143EZ, 143FZ A201 A A201 A 00 AMM: MRB A201 MTCM AMM: MRB A201 MTCM General Visual Inspection of the Lower Fuselage Internal Skin Panels and Structure Below Aft Baggage Compartment Floor, Sta. X714.6 to Rear Pressure Dome Detailed Inspection of the Aft Passenger (Entry) Door Internal Cut out Surround Structure and Stop Fittings 144, AZ 144BZ 144CZ 144DZ 144EZ 145AZ 145BZ, 145CZ A201 A 00 AMM: MRB A201 MTCM Detailed Inspection of the Aft Baggage Door Internal Cut out Surround Structure and Door Stop Fittings A202 A 00 AMM: MRB A202 MTCM General Visual Inspection of the Aft Baggage Compartment Gill Liner, if Damage is Found, Remove Gill Liner and Inspect Structure, Sta. X714.6 to Rear Pressure Dome A201 A 00 AMM: MRB A201 MTCM Detailed Inspection of the Service Door Internal Cut out Surround Structure and Stop Fittings of 39

24 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL A201 A 00 AMM: MRB A201 MTCM Detailed Inspection of the External Skin Panels Around Aft Baggage Door Cut out A201 A 00 AMM: MRB A201 MTCM Detailed Inspection of the External Skin Panels Around Service Door Cut out A203 A 00 AMM: ; MRB A203 MTCM , - Detailed Inspection of the Nacelle Lower Cowl Assembly, (LH and RH) 412, E201 A E201 A E201 A 00 AMM MRB E201 MTCM AMM: MRB E201 MTCM AMM MRB E201 MTCM General Visual Inspection of the Horizontal Stabilizer Internal Skin Panels and Structure (CPCP), LH and RH NOTE: Can be done in conjunction with Task E General Visual Inspection of the Elevator Internal Skin Panels and Structure (CPCP), LH and RH NOTE: Can be done in conjunction with Task E General Visual Inspection of the Vertical Stabilizer Internal Skin Panels and Structure (CPCP) AL,331BL,332AB,332B B 332CB,332DB,332EB,332F B, 332GB,332HB,332JB,332K YR YR FT,322AL 322BL,322CL 322DL,322EL 322AR,322DR 322ER,322FR 322GR,323AL 6 YR 24 of 39

25 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL E202 A 00 MRB E202 MTCM Detailed Inspection of the Barrel Nuts at Vertical Stabilizer Pitch feel trim frame (CPCP) 1 6 YR E201 A E201 A 00 AMM: MRB E201 MTCM AMM: MRB E201 MTCM General Visual Inspection of the Fore Rudder Internal Skin Panels and Structure (CPCP) NOTE: Can be done in conjunction with Task E General Visual Inspection of the Trailing Rudder Internal Skin Panels and Structure (CPCP) NOTE: Can be done in conjunction with Task E AL 323AR 323BL 323BR 323CL 323CR 323DL 323DR Remove trailing rudder, fore rudder. Remove sealing tape 324AL (as 324AR,324BR required). 324CL,324CR 324DL,324DR 324EL Remove trailing rudder. Remove sealing tape (as required). 9 YR 9 YR E202 A 00 MRB E202 MTCM Detailed Inspection of the Front and Rear Spar Barrel Nuts and PLI Washers at Wing Rib Sta. YW8.68 Bathtub Fitting Attachment, LH and RH (CPCP) 2 6YR E201 A 00 AMM MRB E201 MTCM General Visual Inspection of the Wingbox Access Panels and Wing Skin Panel Landings from Sta. YW0.0 to YW445.0 (LH) 521, 522, 523, 524, 525, 521AT 521BT 522AT 522BT 522CT 523AT 524AT 524BT 524CT 524DT 524ET 524FT 525AT 06 YR E201 A 01 MTCM AMM MRB E201 - General Visual Inspection of the Wingbox Access Panels and Wing Skin Panel Landings from Sta. YW0.0 to YW445.0 (RH) 621, 622, 623, 624, BT 622AT 622BT 622CT 623AT 624AT 624BT 624CT 624DT 624ET 624FT 625AT 06 YR F101 A 04 AMM ALI F101 (C ) MTCM NTDM SDI - Special Detailed Inspection of the Wing Lower Skin Panel Fuel Pump Access Hole (LH) 522 T: FC RC: FC R: FC SDI 25 of 39

26 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL F101 A 05 AMM ALI F101 (C ) MTCM NTDM SDI - Special Detailed Inspection of the Wing Lower Skin Panel Fuel Pump Access Hole (RH) 622 T: FC RC: FC R: FC SDI F101 A 01 AMM AMM AMM ALI SDI - Special Detailed Inspection of the Wing F101 (B) MTCM Lower Skin Panels, Sta. YW191.2 to YW263.0 (LH) NDTM T: FC RC: FC R: 8627 FC SDI F101 A 03 AMM AMM AMM ALI SDI - Special Detailed Inspection of the Wing F101 (B) MTCM Lower Skin Panels, Sta. YW191.2 to YW263.0 (RH) NDTM T: FC RC: FC R: 8627 FC SDI F101 A 00 AMM AMM MTCM ALI F101 NDTM SDI - Detailed Inspection and Special Detailed Inspection of the Flap No. 4 and No. 5 Aft Joint to Wing (LH) AB,527AB FC +SDI F101 A 01 AMM AMM MTCM ALI F101 NDTM SDI - Detailed Inspection and Special Detailed Inspection of the Flap No. 4 and No. 5 Aft Joint to Wing (RH) AB,527AB FC +SDI 26 of 39

27 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL Zonal Task Biman BANGLADESH AIRLINES LTD. 195 Z A 00 AMM MRB Z MTCM Internal General Visual Inspection of the Radome AT Z A 00 AMM MRB Z MTCM Internal General Visual Inspection of the Nose Compartment Underfloor LH and RH, Radome Bulkhead to Front Pressure Bulkhead 112, AR 112BR 113AL 113BL 113CL Z A 00 AMM MRB Z MTCM Internal General Visual Inspection of the Flight Compartment Underfloor LH and RH, Front Pressure Bulkhead to Pilot s Bulkhead 121, AL 121BL 121DZ 122AR 122BR Z A 00 AMM MRB Z MTCM Internal General Visual Inspection of the Fuselage Underfloor LH and RH, Pilot s Bulkhead to Sta. X , 132, 133, 141, AZ 131BZ 131CZ 131DZ 131EZ 131FZ 131GZ 131HZ 131JZ 131KZ 132AZ 132BZ 132CZ 132DZ 132EZ 132FZ 132GZ 132HZ Z100 07X1 A 00 AMM MRB Z100 07X1 MTCM Detailed Inspection of the Hydraulic Lines, Generator Feeders and Associated EWIS Components Under the Lavatory Note: Removal of the Forward Lavatory AZ Z100 07X2 A 00 AMM MRB Z100 07X2 MTCM Detailed Inspection of the W22 and W23 Harnesses and Associated EWIS Components Under the Cabin Floor, Between the Sidewall and the Fuel Quantity Computer, Sta.X , 132, JZ 131KZ 132GZ 132HZ 133HZ 133JZ of 39

28 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL 201 Z A 00 AMM MRB Z MTCM Internal General Visual Inspection of the Fuselage Underfloor, Pilot s Bulkhead to Sta. X , AZ 133BZ 133CZ 133DZ 133EZ 133FZ 133GZ 133HZ 133JZ 143AZ 143BZ 143CZ 143DZ 143EZ 143FZ Z A 00 AMM MRB Z MTCM Internal General Visual Inspection of the Aft Baggage Compartment Underfloor 144, DZ 144EZ 145AZ 145BZ 145CZ Z200 01E A 00 AMM MRB Z200 01E MTCM External General Visual Inspection of the Upper Fuselage, Radome Bulkhead to Pilot s Bulkhead 211, Z A 00 AMM MRB Z MTCM Internal General Visual Inspection of the Flight Compartment Above Floor, Pressure 211 Bulkhead to Pilot s Bulkhead Note: Removal of the Display Units Remove EFIS and ESID Display Units (5); Side and Ceiling Panels Z200 02X1 A 00 AMM MRB Z200 02X1 MTCM General Visual Inspection of the Electrical Harnesses and Associated EWIS Components 211 Behind the Instrument Panel Note: Removal of the Pilot and Co Pilot Seat; Display Units If necessary, remove the pilot and copilot seats. Remove the EFIS and ESID display units Z A 00 AMM MRB Z MTCM Internal General Visual Inspection of the Nose Compartment Above Floor, Radome Bulkhead to Front Pressure Bulkhead AL 212BR of 39

29 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL 207 Z A 00 AMM MRB Z MTCM Internal General Visual Inspection of the Avionics Shelves, Wardrobe and Electrical Boxes, Pilot s Bulkhead to Sta. X 0.7, LH 221, 223, 225 Remove Forward Lower Wardrobe, Remove Forward Upper Wardrobe as necessary MO 208 Z200 04X1 A 00 AMM MRB Z200 04X1 MTCM General Visual Inspection of the Wiring and Associated EWIS Components Behind the Upper Wardrobe 220, 223 Remove the forward lower, forward upper wardrobe, threshold trim panels as required Z A 00 AMM MRB Z MTCM Internal General Visual Inspection of the Forward Lavatory, Pilot s Bulkhead to Sta. X 0.7, RH 222 Remove Lavatory MO 210 Z A 00 AMM MRB Z MTCM Internal General Visual Inspection of the Forward Baggage Compartment, Sta. X 0.7 to X70.5, RH 224 Remove Liner MO 211 Z200 07E A Z A Z A 00 AMM MRB Z200 07E MTCM AMM MRB Z MTCM AMM MRB Z MTCM External General Visual Inspection of the Upper Fuselage LH and RH, Pilot s Bulkhead to Sta. X428.5, Excludes Forward Wing to Fuselage Fairing - Internal General Visual Inspection of the Cabin, Floor to Top of Sidewall (Str. 23 to 11) LH and RH, Forward of Sta.X428.5, Excludes Areas Forward of Airstair Door and Emergency Exit (Sta. X70.5) 231, 232, 233, 234, , 232 -Internal General Visual Inspection of the Cabin Roof, Above Top of Sidewall (Str. 11) LH and RH, Sta. X 39.0 to X428.5, Excludes Side Areas 233, 234, 235 Forward of Airstair Door (Sta. X 0.7) and 245 Emergency Exit (Sta. X70.5), Includes Center Roof to Pilot s Bulkhea Remove passenger seats fwd of Sta. X as necessary, 231AZ 231BZ 231CZ 231DZ 231EZ 231FZ 231GZ 231HZ 231JZ 231KZ 231LZ 231MZ 233AZ 233BZ 233CZ 233DZ 233EZ 234AZ 234BZ 234CZ 234DZ 235AZ 235BZ 235CZ 235DZ 235EZ 235FZ 245AZ MO 29 of 39

30 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL 214 Z200 09X1 A 00 AMM MRB Z200 09X1 MTCM Detailed Inspection of the W22 and W23 Harnesses and Associated EWIS Components at the Cabin Roof, Sta. X , 234, EZ 234DZ Z200 10E A Z A Z A 00 AMM MRB Z200 10E MTCM AMM MRB Z MTCM AMM MRB Z MTCM External General Visual Inspection of the Upper Fuselage, Sta. X428.5 to Rear Pressure Dome, Excludes Aft Wing to Fuselage Fairing and Dorsal Fairing - Internal General Visual Inspection of the Cabin, Floor to Top of Sidewall (Str. 23 to 11) LH and RH, Sta. X428.5 to X , 242, 243, 244, 245, , Internal General Visual Inspection of the Cabin Roof, Above Top of Sidewall (Str. 11) LH and 243, 244, 245 RH, Sta. X428.5 to X AZ 241BZ 241CZ 241DZ 241EZ 241FZ 241GZ 241HZ 241JZ 242AZ 242BZ 242CZ 242DZ 242EZ 242FZ Release Overhead Bins; 243AZ 243BZ 243CZ 244AZ 244BZ 244CZ 2 45AZ 245BZ 245CZ 245DZ 245EZ 245FZ MO 218 Z A 00 AMM MRB Z MTCM Internal General Visual Inspection of the Aft Baggage Compartment, Sta. X714.6 to Rear Pressure Dome 251 Remove Liner Z200 14E A 00 AMM MRB Z200 14E MTCM External General Visual Inspection of the Wing to Fuselage Fairings 261, 262, 263, Z A 00 AMM MRB Z MTCM Internal General Visual Inspection of the Wing to Fuselage Fairings 261, 262, 263, AT 261BT 261CT 261DT 261ET 261FT 261GT 261HT 261JT 261KT 261LT 261ML 261MR 262AT 262BT Z200 15X1 A 00 AMM MRB Z200 15X1 MTCM General Visual Inspection of the Wiring and Associated EWIS Components Around the Aileron and Spoiler Control Cables AT 262FT 262HT of 39

31 S/L AMP NO REFERANCE DESCRIPTION ZONE ACCESS MH INTERVAL 222 Z200 15X2 A 00 AMM MRB Z200 15X2 MTCM Detailed Inspection of the Wiring and Associated EWIS Components at the Cannon Plug Plate AT 262FT Z A 00 AMM MRB Z MTCM Internal General Visual inspection of the Aft Fuselage, Rear Pressure Dome to Tailcone Sta. X AB 311DR Z300 02X1 A 00 AMM MRB Z300 02X1 MTCM General Visual Inspection of the Wiring and Associated EWIS Components at the Rear Pressure AB 0.25 Bulkhead Cannon Plugs 225 Z300 02X2 A 00 AMM MRB Z300 02X2 MTCM Detailed Inspection of the APU Power Feeder Cables, Terminal Blocks and Associated EWIS Components AB Z A 00 AMM MRB Z MTCM Internal General Visual Inspection of the Aft Fuselage (Tailcone) Sta. X980.1 to X NOTE:Applicable to aircraft with APU installed only AL 312AR Z300 04E A 00 AMM MRB Z300 04E MTCM External General Visual Inspection of the Vertical Stabilizer, Fore and Trailing Rudder and Tip Fairing 321, 322, 323, 324, Z A 00 AMM MRB Z MTCM Internal General Visual Inspection of the Vertical Stabilizer Between Front and Rear Spars (Includes Trailing Edge Shroud) 311, BZ 311CZ 322AL 322AR 322BL 322CL 322DL 322DR 322EL 322ER 322FR 322GR Z300 08E A 00 AMM MRB Z300 08E MTCM External General Visual Inspection of the Horizontal Stabilizer and Elevator, LH and RH 331, 332, 333, 334, 341, 342, 343, of 39