MDTN & MTDN0 SERVICE PARTS This parts list contains the service parts and wiring diagrams for this model. Check the model number of the machine requiring the parts to be sure that this is the correct parts list. MDTNs & MDTN0s have been made in volt, 0 Hz and 0 volt 0 Hz. Model numbers for the volt models include: MDTNA-A and MDTNW-A MDTN0A-A and MDTN0W-A MDTNA-B and MDTNW-B MDTN0A-B and MDTN0W-B Model numbers for the 0 volt models include: MDTNA-A and MDTNW-A. MDTN0A-A and MDTN0W-A MDTNA-B and MDTNW-B. MDTN0A-B and MDTN0W-B. B series units have different water cooled condensers. J series have different compressors from A or B series but the same water cooled condensers as the B series: MDTNA-J and MDTNW-J MDTN0A-J and MDTN0W-J MDTNA-J and MDTNW-J MDTN0A-J and MDTN0W-J MDTNA-J and MDTNW-J MDTN0A-J and MDTN0W-J MDTNA-J and MDTNW-J MDTN0A-J and MDTN0W-J The two compressors are not interchangeable. TABLE OF CONTENTS Cabinet Assembly............................. Page Air Cooled Refrigeration........................... Page Water Cooled Refrigeration......................... Page Ice Dispensing.............................. Page Evaporator................................ Page Gearmotor Assembly............................ Page Control Box................................ Page Water System............................... Page 0 Wiring Diagrams.............................. Page September 00 Page
MDTN & MTDN0 SERVICE PARTS Cabinet 0 0 0 a b c Ref 0, a 0 Item changed Nov 00. Item "Ref" shows prior type., November 00 Page
MDTN & MTDN0 SERVICE PARTS Cabinet MDTN A-00 Back Panel, stainless A-00 Top Panel, stainless 0-- Panel screw A-0 Hanger Brace A-0 Rt. side panel, stainless A-00 Service panel, stainless A-0 Front Brace A0-0 Support angle A-0 Gearmotor Support 0 A-00 Rt. side lower, stainless A-0 Upper plate assembly A-0 Lt. side panel, ss A0-0 Up front panel, stainless 0--0 Screw A0-0 Splash panel with labels A-0 RH sink support A-0 LH sink support 0--0 Screw 0--0 Grill 0 0--0 Sink, gray -00-0 Emblem A-00 Lower frame assy A-00 Lt side lower, stainless -- Touch free sensors -0-0 Ice label, grey -0-0 Water label, grey 0--0 Speed nut 0--0 Water chute A-0 Ice Chute kit - for prior units a A-00 Bracket b 0--0 Chute c 0--0 Screw 0 --0 Solenoid Assembly (v) --0 Solenoid (0v) --0 Key lock sw, Gov. Units only A-00 Water line -00-0 Tee union -0-0 Connector 0--0 Insert 0-- Lock washer 0--0 Ball stud -0-0 Insulation pad no number Rivet 0 0--0 Retainer 0--0 Hole plug 0--0 Hole plug no number Bushing -00-0 Hose, order a 0--0 Hose clamp A-00 Leg for Gov. Units -0-00 Junction box -00-0 Touch-Free label Part of item -0-00 Inlet adapter (half union) MDTN0 A-00 Back Panel, stainless A-00 Top Panel, stainless 0-- Panel screw A-0 Hanger Brace A-0 Rt. side panel, stainless A-00 Service panel, stainless A-0 Front Brace A0-0 Support angle A0-0 Gearmotor Support 0 A-00 Rt. side lower, stainless A-0 Upper plate assembly A-0 Lt. side panel, ss A-0 Up front panel, stainless 0--0 Screw A0-0 Splash panel with labels A-0 RH sink support A-0 LH sink support 0--0 Screw 0--0 Grill 0 0--0 Sink, gray -00-0 Emblem A-00 Lower frame assy A-00 Lt side lower, stainless -- Touch free sensors -0-0 Ice label, grey -0-0 Water label, grey 0--0 Speed nut 0--0 Water chute A-0 Ice Chute kit - for prior units a A-00 Bracket b 0--0 Chute c 0--0 Screw 0 --0 Solenoid Assembly (v) --0 Solenoid (0v) --0 Key lock, Gov. units only A-00 Water line -00-0 Tee union -0-0 Connector 0--0 Insert 0-- Lock washer 0--0 Ball stud -0-0 Insulation pad no number Rivet 0 0--0 Retainer 0--0 Hole plug 0--0 Hole plug no number Bushing -00-0 Hose, order a 0--0 Hose clamp A-00 Leg for Gov. Units -0-00 Junction box -00-0 Touch-Free label Part of item -0-00 Inlet adapter (half union) April 0 Page
MDTN & MTDN0 SERVICE PARTS Air Cooled Refrigeration 0-0-0 Insulation -0- Thermo Expansion Valve A-0 Suction Line for N A-0 Suction Line for N0 A-00 Evaporator 0-0- Screw -0- Compressor, v, 0 Hz -00-0 Overload for v comp. -0- Compressor, 0v, 0 Hz -00- Overload for 0v comp. -- Compressor, /0 --0 Overload for v comp -- Compressor, 0/0 -- Overload for 0 v comp 0-0-0 Hex nut 0--0 Dryer -00- Mounting Sleeve 0-00- Mounting Grommet -0-0 Fan Motor, v 0 Hz --0 Fan motor, 0v, 0 Hz 0--0 Fan Bracket -0- Hi Press. Cut Out --0 Fan Blade A0-0 Fan Shroud --0 Condenser 0--0 Screw -0-0 Access valve -0-0 Stem cap -0-0 Port cap Access valve change, November 00 a --0 Access valve seat a --0 Core a -0-0 Cap J Series Compressor A thru H series compressor 0 a a a May 0 Page
MDTN & MTDN0 SERVICE PARTS Water Cooled Refrigeration 0-0-0 Insulation -0- Thermo Exp. Valve A-0 Suction Line for N A-0 Suction Line for N0 A-00 Evaporator 0-0- Screw 0--0 Dryer 0-0-0 Hex Nut -00- Mounting Sleeve -00- Mounting Grommet 0-0- Compressor, v 0 Hz -00-0 Overload for v comp. -0- Compressor, 0v, 0 Hz -00- Overload for 0v comp. -- Compressor, /0 --0 Overload for v comp -- Compressor, 0/0 -- Overload for 0 v comp -0-0 Access valve -0- High Press. Cut Out -00- Water Reg. Valve -- Adaptor kit -- Adaptor kit 0-0- Screw 0-0-0 Lock washer -0- Condenser for A series -- B - J series condenser Access valve change, November 00 a --0 Access valve seat a --0 Core a -0-0 Cap J Series Compressor A thru H series compressor 0 a a a February 0 Page
MDTN & MTDN0 SERVICE PARTS Ice Dispensing 0 0-0-0 Grommet, Bin Control A-0 Bin top A0-00 SS clip 0-0-00 Wing Nut A-00 MDTN Storage Bin A-00 MDTN0 Storage Bin 0-0-0 Hex nut 0-0-0 Lock washer 0--0 Screw A0-00 Valve plate -0-0 Switch (Touch Free off) no number Wires 0 A0-0 Ice Level Sensor (set) October 00 Page A-00 MDTN Bin vane (inc. #) A-00 MDTN0 Bin vane (inc. #) 0--0 Bearing -- Bin Drive Motor (v) -- Bin Drive Motor (0v) 0--00 Bracket -0-00 Water Shed A-00 Bin Bottom A0-00 Bin top bracket -0- Fan blade
MDTN & MTDN0 SERVICE PARTS Evaporator a 0 0 0 0-0- Hex Cap Screw 0-00-0 Ice Sweep -0-0 Water Shed 0--0 Lip Seal 0--0 Breaker Cover -0- O-Ring 0-00-0 Auger Stud A-00 Strap kit A-00 Bearing 0 0--0 Lip Seal -0- O-Ring 0--0 Soc. Head Screw A00-00 Breaker - includes & 0-0- O-Ring A-00 Bail clamp 0--0 Drain tube clip holder 0-0-0 Ice Chute Cover A-00 Insulation top (/) a A-00 Insulation top (/) 0--0 Ice Chute Body 0 A0-00 Insulation Collar Inside A0-0 Auger A-00 Evaporator 0-0- Screw 0--0 Insulation wrap same as item, use per unit 0--0 Drip Pan -00-00 Drip Pan Gasket 0--0 Water Shed 0-0- Washer Note: Water seal shown on page 0 October 0 Page
MDTN & MTDN0 SERVICE PARTS Gearmotor Assembly *NOTE: GEARCASE COVER INCLUDES COVER, OUTPUT SHAFT, KEY, OUTPUT GEAR, BEARINGS AND SEAL 0 0--0 Water Shed A-0 Bolts (pack of ) A-0 Gearcase Cover* A-0 st Gear and Bearings A-0 nd Gear and Bearings A-0 Gasket A-00 Gearcase -0- Start Switch, Emerson -0- Start switch, GE split phase -0- Drive Motor v -0- Drive motor, 0v 0-0- Rotor Bearing, Emerson -0- Bering, GE split phase A-0 Oil, Container A0-0 Complete Assy v A0-0 Complete assy, 0v A0-00 Gearcase kit, no motor. 0-0- Bolt, case to chassis 0-0-0 Washer for item October 0 Page
MDTN & MTDN0 SERVICE PARTS Control Box -0- Run capacitor, v, 0 Hz, A - H series -0- Run capacitor, /0, J series -0- Run capacitor, 0/0, J series -0- Start Capacitor, v 0 Hz, A- H series -00- Start capacitor, 0v. 0 Hz, A-H series -0- Start capacitor, /0, J series -0- Start capacitor, 0/0, J series -00- Cap for start capacitor A-00 Capacitor strap --0 Contactor, v, 0 Hz --0 Contactor, 0v, 0 Hz -- 0 Hz (v) circuit board -- 0 Hz (0v) circuit board a --0 Standoff for circuit board -0- Potential Relay, v, 0 Hz, all series -0- Potential Relay, 0v, 0 Hz, all series --0 Bushing --0 Switch -- Bushing Not shown 0 A-00 Control box cover --0 Harness, AC --0 Harness, WC October 0 Page
MDTN & MTDN0 SERVICE PARTS Water System 0 0 0 0 0 0 Changed /0 0--0 Clamp -00-0 Plug A0-0 Water Level Sensor 0--0 Plunger/seat 0--0 Float valve - top inlet 0--0 Float valve elbow inlet 0--0 Reservoir, top inlet 0--0 Reservoir, elbow inlet -0-0 Tubing -00-0 Tee -00-0 Tubing 0-0-0 Plastic tubing, order by foot -00-0 Tee union -00-0 Drain Tube, MDTN req. ", MDTN0 req. " -0-0 Tubing -00-0 Bin Drain Tube, req. " 0-- Drain Casting -0-0 Male connector August 0 Page 0-00-0 Tee A0-00 Reservoir bracket -0-0 Brass insert 0-00-0 Drain tube 0--0 Screw 0--0 Clamp A-00 Retaining Ring -0-0 Inlet fitting for plastic 0-0- Water Seal -00-0 Tee 0-0-0 MDTN0 drain tube, replaces items,, 0,, and A-00 MDTN drain tube, replaces items,, 0,, and A0-00 Reservoir inlet tubing replaces items, and A-00 Water tube (SS) w/nut 0-0-0 Female connector (to hose) -0-00 Inlet adapter -00-00 Outlet adapter 0
MDTN & MTDN0 SERVICE PARTS L L POWER SUPPLY NTC THERMISTOR DISABLE SWITCH WATER COIL MASTER SWITCH SOL. MOT BIN DRIVE KEY LOCK SWITCH (WHEN REQ`D.) HIGH PRESS. CONTACTOR COIL MOT FAN AIR COOLED ONLY P.C. BOARD AUGER DRIVE MOTOR CONTACTOR T CONTACTOR T RX ICE RX WATER RX BIN TX ICE TX WATER TX BIN COMPRESSOR R C S START CAP RUN CAP POTENTIAL RELAY POTENTIAL RELAY COIL USE COPPER CONDUCTORS ONLY. THIS UNIT MUST BE GROUNDED. ALL CONTROLS SHOWN IN NORMAL ICE MAKING MODE WITH ALL DISPENSING SYSTEMS IN OPERATION. May 00 Page
MDTN & MTDN0 SERVICE PARTS SWITCH MOT BIN DRIVE MOT FAN BN KEY LOCK (WHEN REQ`D.) BN BN O O SOLENOID WATER V/W V JUNCTION BOX SEE NAMEPLATE FOR SUPPLY VOLTAGE AND MAX. FUSE SIZE 0 R W BU W BU SWITCH MASTER AUGUR DRIVE MOTOR CENTRIFUGAL SWITCHING INTERNAL START PIN LOCATION DETAIL L L T T BU OVERLOAD RUN 0 CONTACTOR POTENTIAL RELAY R BU START CAP RUN CAP Y O Y INTERNAL PROTECTOR TERMINAL BOX START RUN C R S BU MOTOR COMPRESSOR TX HO TX ICE RX HO RX ICE WATER SENSOR NTC R COM HI - PRESSURE CONTROL SAFETY BU RX BIN A0-00 TX BIN A NO RX/TX DISABLE SWITCH May 00 Page
MDTN & MTDN0 SERVICE PARTS Wiring Diagram 0/0/ November 00 Page