JARVIS. Model Brisket Scissor EQUIPMENT... TABLE OF

Transcription

1 Model Brisket Scissor EQUIPMENT SELECTION... Ordering No. TABLE OF CONTENTS... Page Model Air Filter / Regulator / Lubricator Air Hose Assembly Balancer Notice to Employer and Safety Director... 2 Notice to Operators, Maintenance and Cleanup Personnel... 3 Parts Diagram and List... 4 Specifications... 8 Installation Instructions... 8 Operation Instructions... 8 Maintenance Instructions... 8 JARVIS

2 noticetoemployer and safety director Model 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 copes of safety sheets and tool brochures will be provided upon request. JARVIS

3 notice to operators, maintenance and cleanup personnel page 3 of 12 Model Keep hands clear. NOTICE TO OPERATORS, MAINTENANCE AND CLEANUP PERSONNEL REMOVE ANY MALFUNCTIONING TOOL FROM SERVICE REPORT ANY PROBLEMS TO YOUR SUPERVISOR 1. Disconnect all air hoses in accordance with OSHA s lockout/tagout procedures (29 CFR ) before sharpening blades. 2. Disconnect all air hoses in accordance with OSHA s lockout/tagout procedures (29 CFR ) before performing any repair or maintenance. 3. Disconnect all air hoses - or have all air hoses disconnected - in accordance with OSHA s lockout/ tagout procedures (29 CFR ) before performing any cleanup. 4. Disconnect all air hoses when the tool is not being used. 5. Never put fingers, hands or other parts of the body on the cutting edge, in the cutting path or in the path of the moving links. 6. Test the tool prior to use or daily. Activate each trigger separately and the blades should not close. Activate both triggers together and the blades should close. Release either trigger and the blades should open. If the tool malfunctions, remove it from service and report or repair it immediately. 7. Never activate the triggers unless you want to use the tool. 8. Never make modifications or alterations to the tool. Replace any missing or illegible labels. JARVIS

4 parts diagram and list Model page 4 of 12 Figure A ** * * Wrench is available ** Wrench is available ITEM PART NO. PART NAME QTY Yoke Pivot Pin Yoke External Retaining Ring Wiper Seal Rod Seal * End Cap O--ring Bumper Bushing Elbow Fitting Plastic Tubing, 8 in. 1 ITEM PART NO. PART NAME QTY Plastic Tubing, 12 in, External Retaining Ring Flanged Bushing Cylinder Pivot Pin Danger Label Cylinder w/ items 14 and ** Piston U--cup Seal Piston Wear Ring Seal Kit (items 4, 5, 7, 8, 19, 20, 32, 35, 48 and 49). JARVIS

5 parts diagram and list page 5 of 12 Model Figure B ITEM PART NO. PART NAME QTY Blade Pivot Bolt Washer Bushing Moving Blade Bushing Fixed Blade Lock Nut Hex Head Screw Hex Lock Nut Blade Set (items ) JARVIS

6 parts diagram and list Model page 6 of 12 Figure C ITEM PART NO. PART NAME QTY Elbow Fitting Fitting O--ring Bushing Frame Assembly (items ,36,52,64,66 and ) O--ring Dowel Pin Socket Head Cap Screw Muffler Cover Split Lock Washer Hex Head Screw Quick Connect Socket Air Hose, 16 ft Hose Assy. (items 42, 43) Quick Connect Plug Hanger Ring Gasket Air Valve O--ring O--ring Drive Screw Name and Info Label Groove Pin Groove Pin Handle Stud Torsion Spring Handle Grip Flanged Bushing Washer Split Lock Washer Hex Head Screw Flanged Bushing Threaded Plug Valve Dowel Pin Split Lock Washer Hex Head Screw Hex Jam Nut Socket Set Screw Trigger Dowel Pin Socket Set Screw 1 JARVIS

7 parts diagram and list page 7 of 12 Model Figure D Inner Hex Nut * Outer Hex Nut * Torque outer hex nut to lbf--in ITEM PART NO. PART NAME QTY Stud * Hex Lock Nut Bracket 1 JARVIS

8 specifications, installation, operation and maintenance instructions Model page 8 of 12 SPECIFICATIONS Drive Pneumatic Operating Pressure 90 psi 6.2 bar Air Consumption (per cycle) at 90 psi 0.31 ft L Cutting Force 1150 lbf 5.1 kn Cutting Cycle Time 1.5 sec/cycle 0.67 cycle/sec Control Handles Dual Pneumatic Blade Opening 5 in 127 mm Overall Length 21.5 in 546 mm Overall Height 20 in 508 mm Weight 35 lbs 15.9 kg INSTALLATION INSTRUCTIONS 1 Suspend the cutter from a balancer. Jarvis part number is available. 2 Make the necessary air connections. 2.1 The required compressed air supply is 12.5 cfm at 90 psi (5.9 l/sec at 6.2 bar). 2.2 An air filter/regulator/lubricator must be installed in the air supply line. Jarvis part number is available. Keep the lubricator filled at all times. OPERATION INSTRUCTIONS Refer to Figure C on page 6 for referenced items. 1 Connect the air hose assembly (item 43) and quick connect socket (item 42) to the tool at the quick connect plug (item 44). 2 Each day, before you begin operation, go through the following checklist: 2.1 Make sure that the compressed air supply is at the proper pressure and that the lubricator is up to the full mark. Use Jarvis Air Mist Lubricator Oil; if using a conventional air mist lubricator: set the feed rate at 8-10 drops per minute; if using a micro fog air mist lubricator*: set the feed rate at 100 drops per minute). * Almost all air mist lubricators are micro fog air mist lubricators. 2.2 The is equipped with dual triggers. Check for the correct operation of the triggers prior to use or daily. Rotate the side handle grip (item 56) only and the blades should not close. Depress the rear trigger (item 69) only and the blades should not close. Activate both triggers together and the blades should close. Release either or both triggers and the blades should open. If the tool malfunctions, remove it from service and report the problem to your supervisor immediately. 2.3 Make sure that the moves freely on the balancer. 3 Making the cut: 3.1 Rotate the blade opening over the brisket. 3.2 Activate both triggers together to close the blades. 3.3 Release either or both triggers to open the blades. MAINTENANCE INSTRUCTIONS IMPORTANT: ALWAYS DISCONNECT THE POWER SUPPLY IN ACCORDANCE WITH OSHA S LOCKOUT/TAGOUT PROCEDURES (29 CFR ) BEFORE INSTALLING OR REMOVING BLADES. ALWAYS DISCONNECT THE POWER SUPPLY IN ACCORDANCE WITH OSHA S LOCKOUT/TAGOUT PROCEDURES (29 CFR ) BEFORE PERFORMING ANY REPAIRS OR MAINTENANCE. Refer to Figures A -D on pages 4-7 for referenced items. 1 DAILY: 1.1 The is equipped with dual triggers. Check for the correct operation of the triggers prior to use or daily. Rotate the side handle grip (item 56) only and the blades should not close. Depress the rear trigger (item 69) only and the blades should not close. Activate both triggers together and the blades should close. Release either or both triggers and the blades should open. If the tool malfunctions, repair or remove it from service immediately. Note: Connect the air hose to perform this operation only. JARVIS

9 maintenance instructions page 9 of 12 2 WHEN NECESSARY: 2.1 Disassemble, clean and inspect the Refer to sections 3 through 12 for specific disassembly and assembly steps and procedures. 3 BLADE REMOVAL: 3.1 Disconnect air supply at the quick connect couplings (items 42 and 44). 3.2 Remove external retaining ring (item 3) and push out yoke pivot pin (item 1). Use a drive punch if 3.3 Remove hex head screws (item 28) and hex lock nuts (item 29). 3.4 Pull blade set (items 24 and 26) off of frame assembly (item 34). Lightly tapping with a rubber mallet may be required due to the close fit of dowel pin (item 64). 3.5 Remove lock nut (item 27), blade pivot bolt (item 21) and washer (item 22) from blade set to separate blades. 3.6 Inspect blades (items 24 and 26) for wear and sharpen or replace as 3.7 Inspect all parts for wear and replace as 4 BLADE ASSEMBLY: 4.1 Reverse steps and procedures outlined in section 3. See notes below Apply Jarvis 1315 White Grease to the sliding surface of blade pivot bolt (item 21) Tighten blade pivot bolt (item 21) just enough to remove clearance between blades. Then tighten lock nut (item 27) to lock blade pivot bolt in place. Model CYLINDER DISASSEMBLY: 5.1 Disconnect air supply at the quick connect couplings (items 42 and 44). 5.2 Disconnect plastic tubing (items 11 and 12) from elbow fittings (item 10) at cylinder (item 17). 5.3 Remove external retaining ring (item 3) and push out yoke pivot pin (item 1). Use a drive punch if 5.4 Remove external retaining ring (item 13) and push out cylinder pivot pin (item 15) to separate cylinder assembly from tool. 5.5 Lightly grasp clevis end of cylinder (item 17) in a vise to unscrew end cap (item 6). Jarvis special tool, part number is available. 5.6 Remove piston assembly (items 2-9 and 18-20) from cylinder (item 17). 5.7 Remove u -cup seal (item 19), piston wear ring (item 20) and bumper (item 8). 5.8 Place yoke (item 2) into vise and use hex wrench on backside of piston (item 18) to unscrew and separate the yoke and piston. Jarvis special tool, part number is available. End cap (item 6) will now slide off the piston. 5.9 Remove seals (items 4 and 5) and o -ring (item 7) from end cap (item 6) with screw driver or pliers Press and remove bushings (item 9) from end cap (item 6) Press and remove flanged bushings (item 14) from cylinder (item 17) if replacement is 5.12 Inspect all parts for wear and replace as 6 CYLINDER ASSEMBLY: 6.1 Reverse steps and procedures outlined in section 5. See notes below Apply Jarvis 1315 White Grease to internal sliding surface area of cylinder (item 17) prior to installation of piston (item 18) Make sure that flat side of u -cup seal (item 19) is facing toward end cap (item 6) when installing. JARVIS

10 maintenance instructions Model page 10 of 12 7 FOUR -WAY VALVE REMOVAL: 7.1 Disconnect the air supply at the quick connect couplings (items 42 and 44). 7.2 Remove hex head screws (item 41) and lift off cover (item 39). 7.3 Remove socket head cap screws (item 37) and separate air valve (item 47) from cover (item 39). 7.4 Remove o -rings (items 48 and 49) and gasket (item 46). 7.5 Inspect all parts for wear and replace as 8 FOUR -WAY VALVE ASSEMBLY: 8.1 Reverse steps and procedures outlined in section 7. See notes below Make sure o -rings (items 48 and 49) and gasket (item 46) are seated properly when installing Make sure socket head cap screws (item 37) are installed Reconnect air supply and check for excessive air leakage and repair if Excessive air leakage could affect performance of the tool. 9 SIDE HANDLE DISASSEMBLY: 9.1 Remove hex head screw (item 66) and pull away handle assembly (items 53-61). 9.2 Hold groove pin (item 53) and remove hex head screw (item 60), split lock washer (item 59) and washer (item 58). 9.3 Pull out handle stud (item 54) and remove torsion spring (item 55). 9.4 Remove flanged bushings (items 57 and 61) from handle grip (item 56). 9.5 Remove threaded plug (item 62) and pull out valve (item 63). 9.6 Inspect all parts for wear and replace as 10 SIDE HANDLE ASSEMBLY: 10.1 Reverse steps and procedures outlined in section 9. See note below When assembled, the handle grip should rotate easily and spring return back to the off position when released. 11 REAR TRIGGER DISASSEMBLY: 11.1 Loosen socket set screw (item 71) Use a pin punch to push dowel pin (item 70) out of trigger (item 69) Remove trigger from frame assembly (item 34) Unscrew threaded plug (item 62) and remove valve (item 63) Inspect all parts for wear and replace as 12 REAR TRIGGER ASSEMBLY: 12.1 Reverse steps and procedures outlined in section FRAME DISASSEMBLY: 13.1 Remove blades (items 24 and 26) from frame assembly (item 34). Refer to section 3, steps as a procedural guide Remove plastic tubing (items 11 and 12) from elbow fittings (item 10) at cylinder (item 17) Remove external retaining ring (item 13) and push out cylinder pivot pin (item 15) to separate cylinder assembly from tool Loosen socket set screw (item 71). Push out dowel pin (item 70) and remove trigger (item 69). Use a pin punch to remove dowel pin if 13.5 Remove four-way valve assembly. Refer to section 7 as a procedural guide Remove hex head screw (item 66) and remove side handle assembly. JARVIS

11 maintenance instructions page 11 of Remove outer hex lock nut (item 73) and bracket (item 74) from stud (item 72) Remove inner hex lock nut (item 73) from stud (item 72) Unscrew and remove stud (item 72) from frame assembly (item 34) Inspect all parts for wear and replace as Use an arbor press to remove bushings (item 33) from frame assembly (item 34) if replacement is Model FRAME ASSEMBLY: 14.1 Reverse steps and procedures outlined in section 13. See note below Torque outer hex lock nut (item 73) onto stud (item 72) to lbf-in. Then tighten inner hex lock nut (item 73) firmly against bracket (item 74). Refer to Figure D on page 7 as a guide. JARVIS

12 Model page 12 of 12 JARVIS JARVIS 33 ANDERSON UNITED ROAD, STATES MIDDLETOWN, OF AMERICA CONNECTICUTE -MAIL UNITED STATES TEL. OF 860AMERICA EFAX. -MAIL WWW. jarvisproducts.com