JARVIS. Model HTC -80 Hog Toe Cutter

Transcription

1 Model HTC -80 Hog Toe Cutter HTC -80 Standard HTC -80 Pistol Grip EQUIPMENT SELECTION... Ordering No. HTC--80 Standard HTC--80 Pistol Grip HTC--80 Pistol Grip Long without connectors: HTC--80 Standard HTC--80 Pistol Grip HTC--110 Standard HTC--80 with Air Trigger HTC--80 with Dual Air Triggers Air Trigger Kit Pistol Grip Kit Hydraulic Power Unit Hydraulic Power Unit, Air Trigger Hydraulic Power Unit, Dual Triggers Balancer TABLE OF CONTENTS... Page Notice to Employer and Safety Director... 2 Notice to Operators, Maintenance and Cleanup Personnel... 3 Parts Diagram and List... 4 Specifications Installation Instructions Operation Instructions Maintenance Instructions... 11

2 noticetoemployer and safety director Model HTC--80 page 2 of 12 Keep hands clear. NOTICE TO EMPLOYER AND SAFETY DIRECTOR AVOID INJURY 1. Remove and repair any tool that malfunctions. All personnel must be instructed to remove any malfunctioning equipment. 2. Ensure that all employees who use this tool are trained in the proper use of this tool and are aware of the dangers that may arise if they do not follow procedures outlined in this brochure. 3. Enclosed are four (4) copies of NOTICE TO OPERATORS, MAINTENANCE AND CLEANUP PERSONNEL. Post one copy on the employees bulletin board; give one copy to the operator(s); give one copy to the maintenance foreman; and give one copy to the sub-contract cleanup / internal cleanup foreman. Additional copies will be provided upon request. 4. The tool is designed and intended to be powerful. This fact should be obvious to your employees, but you must emphasize it to them. 5. Never make modifications or alterations to the tool. Replace any missing or illegible labels. 6. Ensure that proper procedures are established in accordance with OSHA s lockout/tagout procedures (29 CFR ) to prevent accidental startup or release of stored energy. 7. Follow our installation and maintenance instructions for proper installation and care of the tool. 8. Avoid injury. Do not permit the tool to be misused. 9. If you resell or distribute a Jarvis product, you must provide the purchaser with the appropriate safety sheets and tool brochure. Additional copies of safety sheets and tool brochures will be provided upon request.

3 notice to operators, maintenance and cleanup personnel page 3 of 12 Model HTC--80 Keep hands clear. NOTICE TO OPERATORS, MAINTENANCE AND CLEANUP PERSONNEL REMOVE ANY MALFUNCTIONING TOOL FROM SERVICE REPORT ANY PROBLEMS TO YOUR SUPERVISOR 1. Shut the power off and disconnect all hydraulic hoses in accordance with OSHA s lockout/tagout procedures (29 CFR ) before making any blade changes. 2. Shut the power off and disconnect all hydraulic hoses in accordance with OSHA s lockout/tagout procedures (29 CFR ) before performing any repair or maintenance. 3. Shut the power off and disconnect all hydraulic hoses - or have the power shut off and all hydraulic hoses disconnected - in accordance with OSHA s lockout/tagout procedures (29 CFR ) before performing any cleanup. 4. Shut the power off and disconnect all hydraulic hoses when the tool is not being used. 5. Clean up any spilled or leaked hydraulic fluid. 6. Never put fingers, hands or other parts of the body on the blade or within the cutting path of the tool. 7. Test the tool prior to use or daily. For models with single triggers: Depress the trigger and the blades should close. Release the trigger and the blades should open. If the tool malfunctions, remove it from service and report or repair it immediately. For models with dual triggers: Depress each trigger separately and the blades should not close. Depress one trigger, then pause one second and depress the other trigger and the blades should not close. Repeat this procedure reversing the triggers. Depress both triggers simultaneously (within one half second of each other) and the blades should close. With the blades closed, release one trigger and the blades should open. Continue holding the depressed trigger and then depress the other trigger. The blades should not close. Repeat this procedure holding the other trigger. If the tool malfunctions, remove it from service and report or repair it immediately. 8. Never depress the trigger unless you want to use or test the tool. 9. Never make modifications or alterations to the tool. Report or replace any missing or illegible labels.

4 parts diagram and list Model HTC--80 page 4 of 12 Figure A Standard Tool ** ** ** * **** * * * *** * * * Not supplied on exported tools * ** Not supplied on current tools * *** Use wrench supplied **** Use wrench supplied * O--ring * Adapter with item * Inlet Hose * Quick Disconnect Plug * Quick Disc. Plug (export) * Quick Disconnect Socket * Quick Disc. Socket (export) * Return Hose * Adapter with item Socket Head Cap Screw Split Lock Washer * O--ring Valve Housing Spring Valve Spool O--ring ** Washer ** Internal Retaining Ring ** Spring Threaded Plug Dowel Pin Trigger Lever Socket Head Cap Screw Trigger Guard and Hanger Danger Label Jam Nut Slide Plate Rod Snap Ring Link and Blade Bushing Link Blade with items 28 and Blade, HTC--80 Long Blade, HTC Blade, HTC--110 Long Blade Pivot Bushing Link to Blade Pin Rod to Link Pin Cheese Head Screw Danger Label Blade Guard for Blade Guard for Blade Guard for Blade Guard for Flat Head Screw Blade Pivot Pin Drive Screw Information Label Frame with items 23, O--ring Rod Seal Rod Bushing Internal Retaining Ring Back--up Washer O--ring Piston Piston Seal with Backup Ring Cylinder Housing Clamp Nut O--ring O--ring Seal Kit (items 14, 42, 43, 47, 49, 52 and 53)

5 parts diagram and list page 5 of 12 Figure B Pistol Grip Model HTC Trigger Guard and Hanger Manifold Valve Plug Tube Connector Socket Head Screw Blue Plastic Tubing, 2 ft Tube Connector Yellow Plastic Tubing, 2 ft Lock Washer Trigger Guard Oval Head Screw Trigger Lever Cheese Head Screw Bumper Dowel Pin Handle Dowel Pin (with item 66) Bushing (with item 66) Hanger Bushing Handle Assy (items ) Assembly and Disassembly Tools

6 parts diagram and list Model HTC--80 page 6 of Dowel Pin Trigger Lever Socket Head Cap Screw Trigger Guard and Hanger Air Trigger Manifold Valve Plug Tubing Connector Socket Head Cap Screw Blue Plastic Tubing, 2 ft Tubing Connector Yellow Plastic Tubing, 2 ft Split Lock Washer 2 Figure C Dual Trigger Parallel Union Fitting Tubing Connector, Elbow D Handle Handle Bracket External Lock Washer Hex Head Screw Trigger Guard Clamp Half Trigger Guard Locking Soc Head Cap Screw Trigger Lever Threaded Plug Dowel Pin Socket Set Screw, Cup Point 1

7 parts diagram and list page 7 of 12 Figure D Power Unit Model HTC Motor, 460/230v, 60Hz Mounting Bracket Filter Assy. with Element Filter Element only Return Tubing Assembly Hydraulic Pump Motor Half Coupling Spider Center Coupling Pump Half Coupling Hose Assembly, Case Drain Filler Breather Cap Pressure Relief Cartridge Pressure Relief Valve Body Pressure Gauge Hex Pipe Nipple, 2 inch Elbow Oil Gage w/ Thermometer Hose Assembly Suction Strainer Quick Connect Plug Quick Connect Socket Subplate w/relief Cartridge Dir. Control Valve, 115v Dir. Control Valve, 230v din/iso Coil for valve, 115v din/iso Coil for valve, 230v din/iso Connector see page 8 Control Box for see page 9 Control Box for

8 parts diagram and list Model HTC--80 page 8 of 12 Figure E Control Box Assembly Single Air Trigger To IN on manifold Cord to Directional Control Valve Cord to 115VAC Power Supply. Cord Supplied by Customer To OUT on manifold Hex Lock Nut, 115V Hex Lock Nut, 230V Washer, 115V Washer, 230V Control Box Enclosure Reducer Pipe Bushing Tube Connector Blue Tubing, 16 feet Tube to Tube Connector Socket Hd Cap Screw, 115V Socket Hd Cap Screw, 230V Air Filter Yellow Tubing, 16 feet Square Head Plug Hex Head Bleed Fitting Street Tee Plain Washer Actuator Push Button Switch Ring Wire Terminal Ring Wire Terminal Electrical Relay Internal Tooth Lock Washer Hex Head Screw Electric Cord 4 ft Locking Nut Strain Relief Connector Sealing Washer Relay Panel Electrical Enclosure Plug Quick Connect Plug Wiring Diagram Label Electrical Danger Label Control Box Assy, 115V Control Box Assy, 230V (details not shown) Control Box for Air Trigger Provided with Power Unit Directional Control Valve Cord to Directional Control Valve Cord to 115VAC Power Supply. Cord Supplied by Customer

9 parts diagram and list page 9 of 12 Figure F Control Box Assembly Dual Air Trigger Model HTC--80 * not used in current tool Hex Lock Nut Washer Electrical Enclosure Air Filter Quick Connect Plug Socket Head Cap Screw Tube to Pipe Connector Plastic Tubing, Blue 20 ft * Pigtail Fuse, 115v * Pigtail Fuse, 220v Cylindrical Fuse, 115v Cylindrical Fuse, 220v Plain Washer Air Bleed Fitting Street Tee Tube to Pipe Connector Plastic Tubing, Yellow 20 ft Tube to Tube Connector Pan Head Screw Panel Plate Terminal Wire Ring Actuator Cord Strain Relief Sealing Washer Locking Nut Electric Switch Hole Plug Spacer Lock Washer Pan Head Screw ATD Circuit Board, 115v ATD Circuit Board, 220v Electric Cord 3 ft Electrical Warning Label Wiring Diagram, 115v Wiring Diagram, 220v Control Box Assy, 115v Control Box Assy, 220v

10 specifications, installation and operation instructions Model HTC--80 page 10 of 12 SPECIFICATIONS HTC -80 Blade Opening 3.15 in 80 mm Cutting Force 2450 lbf 10.9 kn Cutting Cycle at 2.6 gal/min / 9.84 L/min 0.7 sec Maximum Operating Pressure 2400 psi 165 bar Overall Length 16 in 406 mm Weight 10.6 lb 4.8 kg Control Handle Single / Hydraulic Single or Dual / Pneumatic Hydraulic Power Unit Motor Power 5 hp 3729 W Operating Voltage 460/230V, 3 ph, 60 Hz standard other voltages and 50 Hz available Hose Length 16 ft 5 m Oil Capacity 10 gal 37.9 L Oil Viscosity at 100 F/40 C 200 SUS 46 ISO Oil Flow Rate 2.6 gal/min 9.8 L/min OverallDimensions(lxwxh) 27x18x33.5in 686 x 457 x 851 mm Weight 225 lb 102 kg INSTALLATION INSTRUCTIONS IMPORTANT: ALWAYS SHUT THE POWER OFF AND DIS- CONNECT ALL HYDRAULIC HOSES IN ACCORDANCE WITH OSHA S LOCKOUT/TAGOUT PROCEDURES (29 CFR ) BEFORE INSTALLING OR REMOVING A BLADE. ALWAYS SHUT THE POWER OFF AND DISCONNECT ALL HYDRAULIC HOSES IN ACCORDANCE WITH OSHA S LOCKOUT/TAGOUT PROCEDURES (29 CFR ) BE- FORE PERFORMING ANY MAINTENANCE OR REPAIRS. 1 Install the HTC -80 above the work station from a balancer. Jarvis part number is available. 1.1 The HTC -80 should have sufficient travel to allow the operator to reach the entire work area. 2 Install the power unit overhead or on the floor behind the work station. 2.1 Avoid excessive height and long pipe runs. 2.2 Wire the power unit. All wiring must be done in accordance with national, state, and local codes. 2.3 Equip the power unit with a master pilot light switch at the operators station. This will facilitate shut down in case of an equipment failure. 2.4 Fill the oil reservoir with a USDA approved premium grade hydraulic fluid (viscosity: 200 SUS at 100 F/46ISOat40 C). OPERATION INSTRUCTIONS 1 Connect all hydraulic hoses. 2 Connect all air hoses, if applicable. 3 Each day, before you begin operation, go through the following checklist: 3.1 Make sure that the compressed air supply is at the proper pressure ( psi), if applicable. 3.2 Make sure that the HTC -80 is working correctly. Check for the correct operation of the trigger. For single trigger tools: Depress the trigger and the blades should close. Release the trigger and the blades should open. If the tool malfunctions, remove it from service and report the problem to your supervisor immediately. For dual trigger tools: Make sure that the dual anti -tie down control handles are working correctly. Depress each trigger separately and the blades should not close. Depress one trigger,then pause one second and depress the other trigger and the blades should not close. Repeat this procedure reversing the triggers. Depress both triggers simultaneously (within one half second of each other) and the blades should close. With the blades closed, release one trigger and the blades should open. Continue holding the depressed trigger and then depress the other trigger. The blades should not close. Repeat this procedure holding the other trigger. If the tool malfunctions, remove it from service and report the problem to your supervisor immediately.

11 maintenance instructions page 11 of Make sure that the HTC -80 moves freely on the balancer. 4 Making the cut. 4.1 Place the HTC -80 around the toe of the carcass. 4.2 Depress the trigger(s) to close the blades. 4.3 Release a trigger to open the blades. MAINTENANCE INSTRUCTIONS IMPORTANT: ALWAYS SHUT THE POWER OFF AND DIS- CONNECT ALL HYDRAULIC HOSES IN ACCORDANCE WITH OSHA S LOCKOUT/TAGOUT PROCEDURES (29 CFR ) BEFORE INSTALLING OR REMOVING A BLADE. ALWAYS SHUT THE POWER OFF AND DISCONNECT ALL HYDRAULIC HOSES IN ACCORDANCE WITH OSHA S LOCKOUT/TAGOUT PROCEDURES (29 CFR ) BE- FORE PERFORMING ANY MAINTENANCE OR REPAIRS. Refer to Figures A -C on pages 4-6 for referenced items. 1 PRIOR TO USE OR DAILY: For single trigger tools: 1.1 Test the tool. Depress the trigger and the blades should close. Release the trigger and the blades should open. If the tool malfunctions, repair or remove it from service immediately. For dual trigger tools: Make sure that the dual anti -tie down control handles are working correctly. Depress each trigger separately and the blades should not close. Depress one trigger,then pause one second and depress the other trigger and the blades should not close. Repeat this procedure reversing the triggers. Depress both triggers simultaneously (within one half second of each other) and the blades should close. With the blades closed, release one trigger and the blades should open. Continue holding the depressed trigger and then depress the other trigger. The blades should not close. Repeat this procedure holding the other trigger. If the tool malfunctions, repair or remove it from service immediately. 2 BLADE DISASSEMBLY: Model HTC Turn off pump and disconnect hoses from tool. 2.2 Remove blade guard (item 36) by loosening flat head screws (item 37). 2.3 Remove snap rings (item 27) from pins (items 32 and 33). 2.4 Slide pins (item 32) out of links (item 29). 2.5 Remove jam nuts (item 24). 2.6 Remove blade pivot pin (item 38) to free blades (item 30) and slide plates (item 25) from tool. 3 VALVE DISASSEMBLY: 3.1 Bushings (item 28 and 31) can be pressed out of blades. 3.2 Turn off pump and disconnect hoses from tool. 3.3 Remove dowel pin (item 19) with hammer and pin punch. This will free trigger lever (item 20). 3.4 Remove threaded plug (item 18). This will free o - ring (item 14), valve spool (item 13) and spring (item 12). Note: The valve bushing located in the valve housing (item 11) cannot be removed. Do not loosen the set screws on this housing. Removal of the set screw will interfere with further disassembly of the valve. 4 CYLINDER DISASSEMBLY: 4.1 Turn off pump and disconnect hoses from tool. 4.2 Remove trigger guard and hanger (item 22) by loosening socket head cap screws (item 21). 4.3 Remove valve housing (item 11) by loosening socket head cap screws (item 8) and split lock washers (item 9). 4.4 While holding frame (item 41) in a vise, unscrew clamp nut (item 51) with Jarvis wrench Pull cylinder housing (item 50) from frame (item 41). Note: Do not attempt to remove tube located inside of cylinder housing (item 50). 4.6 Grasp frame (item 41) lightly in a bench vise with piston end facing you. 4.7 Use Jarvis wrench to loosen piston (item 48).

12 maintenance instructions Model HTC--80 page 12 of Items 46, 47 and 49 can now be removed. 5 LINK AND FRAME DISASSEMBLY: 5.1 Turn off pump and disconnect all hoses from tool. 5.2 Repeat steps 2.2 through Repeat steps 4.2 through Pull links (item 29) and rod (item 26) out front of frame (item 41). 5.5 The links can now be separated from the rod. 5.6 Remove retaining ring (item 45) and rod bushing (item 44). 5.7 Rod seal (item 43) located inside frame (item 41) can now be removed. 5.8 Remove o -ring (item 42). 6 BLADE ASSEMBLY: 6.1 Reverse steps 2.2 through 2.6, replacing any worn or damaged parts. 6.2 If a blade bushing (item 28 or 31) is replaced, use Loctite 609 on the outside diameter before pressing the bushing back into the blade. 6.3 Grease pins and bushings along with the sliding surfaces of blades prior to re -assembly. 6.4 Jarvis assembly tool is available to assist in alignment of items 25, 30 and Be certain to install slide plates (item 25) and blade guard (item 36). 6.6 Be certain jam nuts (item 24) and blade pivot pin (item 38) are tight enough to place some drag on blades. 7 VALVE ASSEMBLY: 7.1 Reverse steps 3.1 through 3.4, replacing any worn or damaged parts. 7.2 Be certain valve housing (item 11) and valve spool (item 13) are clean prior to re -assembly. 7.3 Remember to install spring (item 12) and o -ring (item 14). 8 CYLINDER ASSEMBLY: 8.1 Reverse steps 4.2 through 4.8, replacing any worn or damaged parts. 8.2 Remember to install all o -rings and back -up washer (item 46). 8.3 Install piston seal and backup ring (item 49) as shown in figure 1. Figure Tighten piston (item 48) with Jarvis assembly tool Use Loctite 271 on threads. Note: Item 8 is a high strength screw. Use only a Jarvis replacement part. 8.5 Tighten clamp nut (item 51) with Jarvis assembly tool , while holding frame (item 41) in a vise. 9 LINK AND FRAME ASSEMBLY: 9.1 Reverse steps 5.2 through 5.6, replacing any worn or damaged parts. Note: Links (item 29) and rod (item 26) must be pinned together before insertion into frame (item 41).