Model HTC -80 Hog Toe Cutter HTC -80 Standard HTC -80 Pistol Grip EQUIPMENT SELECTION... Ordering No. HTC--80 Standard... 4025061 HTC--80 Pistol Grip... 4025100 HTC--80 Pistol Grip Long... 4025114 without connectors: HTC--80 Standard... 4025054 HTC--80 Pistol Grip... 4025074 HTC--110 Standard... 4025115 HTC--80 with Air Trigger... 4025070 HTC--80 with Dual Air Triggers... 4025119 Air Trigger Kit... 3022062 Pistol Grip Kit... 3019175 Hydraulic Power Unit... 4027093 Hydraulic Power Unit, Air Trigger.. 4027103 Hydraulic Power Unit, Dual Triggers 4027210 Balancer... 4042015 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... 10 Installation Instructions... 10 Operation Instructions... 10 Maintenance Instructions... 11
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 1910.147) 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.
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 1910.147) 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 1910.147) 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 1910.147) 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.
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 8039092 supplied **** Use wrench 8039093 supplied 1 1035210* O--ring 1 2 3050009* Adapter with item 1 1 3 1059082* Inlet Hose 1 4 1011086* Quick Disconnect Plug 1 1011296* Quick Disc. Plug (export) 1 5 1011087* Quick Disconnect Socket 1 1011295* Quick Disc. Socket (export) 1 6 1059081* Return Hose 1 7 3050008* Adapter with item 10 1 8 1055867 Socket Head Cap Screw 2 9 1004230 Split Lock Washer 2 10 1035309* O--ring 1 11 3016295 Valve Housing 1 12 1014142 Spring 1 13 1039060 Valve Spool 1 14 1035318 O--ring 1 15 1004282** Washer 1 16 1013226** Internal Retaining Ring 1 17 1014146** Spring 1 18 1054151 Threaded Plug 1 19 1010376 Dowel Pin 1 20 1018130 Trigger Lever 1 21 1055617 Socket Head Cap Screw 4 22 1024146 Trigger Guard and Hanger 1 23 1017083 Danger Label 1 24 1007286 Jam Nut 2 25 1032408 Slide Plate 2 26 1065045 Rod 1 27 1013225 Snap Ring 3 28 1036212 Link and Blade Bushing 4 29 1028089 Link 2 30 1023311 Blade with items 28 and 31 2 1023409 Blade, HTC--80 Long 1023351 Blade, HTC--110 1023483 Blade, HTC--110 Long 31 1036211 Blade Pivot Bushing 2 32 1010374 Link to Blade Pin 2 33 1010375 Rod to Link Pin 1 34 1055616 Cheese Head Screw 8 35 1017081 Danger Label 2 36 1024147 Blade Guard for 1023311 1 1024198 Blade Guard for 1023409 1024181 Blade Guard for 1023351 1024302 Blade Guard for 1023483 37 1055869 Flat Head Screw 2 38 1010371 Blade Pivot Pin 1 39 1055274 Drive Screw 4 40 1017061 Information Label 1 41 1046046 Frame with items 23, 43--45 1 42 1035466 O--ring 1 43 1035464 Rod Seal 1 44 1036213 Rod Bushing 1 45 1013283 Internal Retaining Ring 1 46 1004281 Back--up Washer 1 47 1035462 O--ring 1 48 1065044 Piston 1 49 1035465 Piston Seal with Backup Ring 1 50 3016296 Cylinder Housing 1 51 1012085 Clamp Nut 1 52 1035463 O--ring 1 53 1035245 O--ring 1 3035044 Seal Kit (items 14, 42, 43, 47, 49, 52 and 53)
parts diagram and list page 5 of 12 Figure B Pistol Grip Model HTC--80 54 1024182 Trigger Guard and Hanger 1 55 1061669 Manifold 1 56 1022211 Valve 1 57 1054149 Plug 1 58 1051082 Tube Connector 2 59 1055941 Socket Head Screw 2 60 1061670 Blue Plastic Tubing, 2 ft 1 61 1051119 Tube Connector 2 62 1061570 Yellow Plastic Tubing, 2 ft 1 63 1004230 Lock Washer 2 64 1024189 Trigger Guard 1 65 1055951 Oval Head Screw 1 66 1018137 Trigger Lever 1 67 1055952 Cheese Head Screw 2 68 1061694 Bumper 1 69 1010355 Dowel Pin 1 70 1019171 Handle 1 71 1010372 Dowel Pin (with item 66) 1 72 1036253 Bushing (with item 66) 1 73 1013263 Hanger Bushing 3 3019175 Handle Assy (items 64--73) Assembly and Disassembly Tools
parts diagram and list Model HTC--80 page 6 of 12 19 1010376 Dowel Pin 1 20 1018130 Trigger Lever 1 21 1055617 Socket Head Cap Screw 4 54 1024182 Trigger Guard and Hanger 1 55 1061669 Air Trigger Manifold 1 56 1022211 Valve 2 57 1054149 Plug 1 58 1051082 Tubing Connector 2 59 1055941 Socket Head Cap Screw 2 60 1061670 Blue Plastic Tubing, 2 ft 2 61 1051119 Tubing Connector 2 62 1061570 Yellow Plastic Tubing, 2 ft 2 63 1004230 Split Lock Washer 2 Figure C Dual Trigger 74 1051221 Parallel Union Fitting 1 75 1051083 Tubing Connector, Elbow 2 76 1019253 D Handle 1 77 1042566 Handle Bracket 1 78 1004314 External Lock Washer 1 79 1055610 Hex Head Screw 1 80 1012033 Trigger Guard Clamp Half 1 81 1024035 Trigger Guard 1 82 1055134 Locking Soc Head Cap Screw 2 83 1018020 Trigger Lever 1 84 1054153 Threaded Plug 1 85 1010235 Dowel Pin 1 86 1055043 Socket Set Screw, Cup Point 1
parts diagram and list page 7 of 12 Figure D Power Unit Model HTC--80 4027093 4027103 4027210 1 1008193 Motor, 460/230v, 60Hz 1 2 1042510 Mounting Bracket 1 3 1034064 Filter Assy. with Element 1 4 1034062 Filter Element only 1 5 1061948 Return Tubing Assembly 1 6 1008261 Hydraulic Pump 1 7 1011346 Motor Half Coupling 1 8 1011347 Spider Center Coupling 1 9 1011378 Pump Half Coupling 1 10 1059128 Hose Assembly, Case Drain 1 11 1034013 Filler Breather Cap 1 12 1022261 Pressure Relief Cartridge 1 13 1022277 Pressure Relief Valve Body 1 14 1025022 Pressure Gauge 1 15 1050090 Hex Pipe Nipple, 2 inch 1 16 1050126 Elbow 1 17 1025045 Oil Gage w/ Thermometer 1 18 1059003 Hose Assembly 2 19 1034007 Suction Strainer 1 20 1011086 Quick Connect Plug 1 21 1011087 Quick Connect Socket 1 22 1022120 Subplate w/relief Cartridge 23 1022042 Dir. Control Valve, 115v 1 1022175 Dir. Control Valve, 230v 1063843 din/iso Coil for valve, 115v 1063844 din/iso Coil for valve, 230v 1063841 din/iso Connector see page 8 Control Box for 4027103 see page 9 Control Box for 4027210
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 1 1007355 Hex Lock Nut, 115V 2 1007359 Hex Lock Nut, 230V 2 1004206 Washer, 115V 2 1004234 Washer, 230V 3 1016347 Control Box Enclosure 1 4 1051062 Reducer Pipe Bushing 2 5 1051082 Tube Connector 2 6 1061458 Blue Tubing, 16 feet 1 7 1051119 Tube to Tube Connector 2 8 1055197 Socket Hd Cap Screw, 115V 2 1055198 Socket Hd Cap Screw, 230V 9 1034014 Air Filter 1 10 1061459 Yellow Tubing, 16 feet 1 11 1050300 Square Head Plug 2 12 1051069 Hex Head Bleed Fitting 1 13 1051063 Street Tee 1 14 1004154 Plain Washer 2 15 1051065 Actuator 1 16 1005059 Push Button Switch 1 17 1063083 Ring Wire Terminal 8 18 1063079 Ring Wire Terminal 1 19 1063011 Electrical Relay 1 20 1004244 Internal Tooth Lock Washer 2 21 1055477 Hex Head Screw 2 22 1001014 Electric Cord 4 ft 23 1007278 Locking Nut 2 24 1011240 Strain Relief Connector 2 25 1004211 Sealing Washer 2 26 1032266 Relay Panel 1 27 1063238 Electrical Enclosure Plug 2 28 1051013 Quick Connect Plug 1 1017113 Wiring Diagram Label 1 1017085 Electrical Danger Label 1 3016192 Control Box Assy, 115V 3016219 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
parts diagram and list page 9 of 12 Figure F Control Box Assembly Dual Air Trigger Model HTC--80 * not used in current tool 1 1007355 Hex Lock Nut 2 2 1004206 Washer 2 3 1016347 Electrical Enclosure 1 4 1034014 Air Filter 1 5 1051001 Quick Connect Plug 1 6 1055197 Socket Head Cap Screw 2 7 1051187 Tube to Pipe Connector 1 8 1061455 Plastic Tubing, Blue 20 ft 9 1063311* Pigtail Fuse, 115v 1 1063312* Pigtail Fuse, 220v 1 1072091 Cylindrical Fuse, 115v 1 1063862 Cylindrical Fuse, 220v 1 10 1004154 Plain Washer 2 11 1051069 Air Bleed Fitting 2 12 1051063 Street Tee 2 13 1051091 Tube to Pipe Connector 2 14 1061255 Plastic Tubing, Yellow 20 ft 2 15 1051119 Tube to Tube Connector 3 16 1055010 Pan Head Screw 4 17 1032266 Panel Plate 1 18 1063079 Terminal Wire Ring 1 19 1051065 Actuator 2 20 1011240 Cord Strain Relief 2 21 1004211 Sealing Washer 2 22 1007278 Locking Nut 2 23 1005059 Electric Switch 2 24 1063238 Hole Plug 1 25 1029445 Spacer 4 26 1004244 Lock Washer 4 27 1073072 Pan Head Screw 4 28 1072071 ATD Circuit Board, 115v 1 1072072 ATD Circuit Board, 220v 1 1001014 Electric Cord 3 ft 1017012 Electrical Warning Label 1 1017320 Wiring Diagram, 115v 1 1017321 Wiring Diagram, 220v 1 3063282 Control Box Assy, 115v 3063362 Control Box Assy, 220v
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 1910.147) 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 1910.147) BE- FORE PERFORMING ANY MAINTENANCE OR REPAIRS. 1 Install the HTC -80 above the work station from a balancer. Jarvis part number 4042015 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 (90-120 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: 3.2.1 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: 3.2.2 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.
maintenance instructions page 11 of 12 3.3 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 1910.147) 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 1910.147) 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: 1.1.1 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--80 2.1 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 8039092. 4.5 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 8039093 to loosen piston (item 48).
maintenance instructions Model HTC--80 page 12 of 12 4.8 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 2.6. 5.3 Repeat steps 4.2 through 4.8. 5.4 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 8039094 is available to assist in alignment of items 25, 30 and 41. 6.5 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 1 8.4 Tighten piston (item 48) with Jarvis assembly tool 8039093. 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 8039092, 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).