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WARNING: NO PORTION OF THIS MANUAL MAY BE REPRODUCED IN ANY SHAPE

OR FORM WITHOUT THE WRITTEN APPROVAL OF GRIZZLY INDUSTRIAL, INC.

#JC8620 PRINTED IN TAIWAN

MODEL H7943/H7944

INSTRUCTION MANUAL

H7943 21°

FRAMING NAILER

H7944 34°

FRAMING NAILER

Содержание H7943

Страница 1: ...AL INC WARNING NO PORTION OF THIS MANUAL MAY BE REPRODUCED IN ANY SHAPE OR FORM WITHOUT THE WRITTEN APPROVAL OF GRIZZLY INDUSTRIAL INC JC8620 PRINTED IN TAIWAN MODEL H7943 H7944 INSTRUCTION MANUAL H7943 21 FRAMING NAILER H7944 34 FRAMING NAILER ...

Страница 2: ...t was not designed 9 DO NOT USE UNDER THE INFLUENCE OF DRUGS OR ALCOHOL For Your Own Safety Read Instruction Manual Before Operating This Equipment The purpose of safety symbols is to attract your attention to possible hazard ous conditions This manual uses a series of symbols and signal words which are intended to convey the level of importance of the safety messages The progression of symbols is...

Страница 3: ...bricating and changing accessories 16 REDUCE THE RISK OF UNINTENTIONAL STARTING Do not carry tool with hand on trig ger and always disconnect from air when not in use 17 DISCONNECT TOOLS before ser vicing changing accessories or moving to another location 18 DO NOT OVERREACH Keep proper footing and balance at all times 19 USE THE RECOMMENDED ACCESSORIES Consult owner s manual for recommended acces...

Страница 4: ...ned for the tool in use is in good condition and is long enough to reach your work with out stretching However an overly long air hose in the work area may be a tripping hazard Additional Safety Instructions for Nailers 5 COMPRESSED AIR RATING Do not connect the nailer to compressed air that exceeds 120 PSI 6 CHECK VALVE Do not use a check valve or any other fitting that allows air to remain in th...

Страница 5: ...rsonal injury Nailer accidents routinely happen while moving the gun to another loca tion such as up ladders to another room or even another job site Always disconnect the gun immediately after use and never transport the gun while connected to the air even if the air compressor is disconnected from its power source No list of safety guidelines can be complete Every shop environment is different A...

Страница 6: ...xpect years of trouble free enjoy able operation and proof of Grizzly s com mitment to customer satisfaction The Model H7943 H7944 features a 360 exhaust port and a comfort grip rubber handle It is also economical in air con sumption able to fire 10 15 nails second when powered by a 3 4 HP compressor The specifications details and photo graphs in this manual represent Model H7943 H7944 as supplied...

Страница 7: ...or advice Save the containers and all packing mate rials for possible inspection by the car rier or its agent Otherwise filing a freight claim can be difficult When you are completely satisfied with the condition of the shipment you should inventory the equipment Inventory After you open the nailer box you should find the following Model H7943 H7944 Inventory Figure 1 A Nailer 1 B Nailer Case 1 C ...

Страница 8: ...on stant air pressure to your tool and save you the inconvenience of manually lubri cating your tool every time you use it Quick Connector Quick Coupler Air Hose Quick Coupler Quick Connector Lubricator Filter Regulator Air Compressor Your Tool Figure 2 Typical filter lubricator regulator installation order Check the current Grizzly catalog for avail ability of this unit If you plan on install ing...

Страница 9: ...from the air supply and call Grizzly Technical Support at 570 546 9663 for help 6 Without depressing the safety nose point the nailer in a safe direction and pull the trigger If the nailer does not fire then the safety nose mechanism is working correctly If the nailer does fire when the trig ger is pulled without the safety nose mechanism being depressed then the nailer has been damaged For help c...

Страница 10: ...OM THE AIR SUPPLY Figure 4 Pulling the pusher back 3 Pull the pusher to the rear of the maga zine as shown in Figure 4 4 Slide the nails forward 5 Point the nailer away from you Release the pusher until it contacts the nails as shown in Figure 5 Do not let it snap Figure 5 Releasing the pusher 2 Slide a strip of nails into the magazine from the rear and slide them past the nail stopper as shown in...

Страница 11: ...the front of the magazine 5 Slide unused nails back and push the nail stop down as shown in Figure 7 Rotating The Exhaust Cover The exhaust cover rotates as needed to direct the exhaust away from you To rotate the exhaust cover do these steps 1 Use the 5MM hex wrench to loosen the exhaust cover cap screw as shown in Figure 8 Figure 8 Loosening the exhaust cap screw Exhaust Cap Screw 6 Slide the un...

Страница 12: ... penetration hold the nailer perpendicular to the surface of a piece of clean scrap wood that is thick enough for the length of nails you have loaded 3 Depress the safety nose mechanism against your workpiece 4 Before pulling the trigger move your free hand and other body parts out of the way of any potential path of a deflected nail 5 Pull the trigger If the nail drove into the wood far enough co...

Страница 13: ...ean undam aged nails DO NOT use dirty or dam aged nails Clearing Jammed Nails Figure 11 Using pliers to remove a jammed nail Figure 10 Depth adjustment controls A depth adjustment device is attached to the nose for setting the nail depth To adjust the depth 1 DISCONNECT NAILER FROM THE AIR SUPPLY AND POINT THE NAILER IN A SAFE DIRECTION 2 Use a hex wrench to loosen the cap screw on the depth adjus...

Страница 14: ...re all ports are clear and blow the solvent away with compressed air 8 Inspect for cracks and wear replace any part that is worrn or shows heavy wear then relubricate the tool 9 Place a new O ring on the new piston and apply a thin film of the nailer lubri cating oil on the O ring 10 Insert the new piston in the cylinder Make sure that the grooves on the piston shaft align with those on the guide ...

Страница 15: ...r inlet as shown in Figure 12 every 2 hours of continuous use Wipe off any excess oil near the nailer exhaust to avoid dust build up When the oil that was included with the nailer has been completely used replace with Grizzly Model G2820 Pneumatic Tool Oil Another option to manual oiling would be to simply install a lubricator in your air compressor line If your air compressor line already has a l...

Страница 16: ...H7943 H7944 Framing Nailer 14 H7943 PARTS BREAKDOWN ...

Страница 17: ...943019 O RING 64 PH7943064 O RING 20 PH7943020 CYLINDER RING 65 PH7943065 TRIP GUIDE 21 PH7943021 COLLAR 66 PH7943066 SPRING 22 PH7943022 O RING 67 PH7943067 CONTACT TRIP BLOCK 23 PH7943023 GASKET 68 PH7943068 TRIGGER VALVE CAP 24 PH7943024 BODY 69 PH7943069 O RING 26 PH7943026 TOP BUMPER 70 PH7943070 PLUNGER 27 PH7943027 BOTTOM BUMPER 71 PH7943071 SPRING 28 PH7943028 O RING 72 PH7943072 O RING 29...

Страница 18: ...H7943 H7944 Framing Nailer 16 H7944 PARTS BREAKDOWN ...

Страница 19: ...SLIDE SHAFT 20 PH7943020 CYLINDER RING 64 PH7943064 O RING 21 PH7943021 COLLAR 65 PH7943065 TRIP GUIDE 22 PH7943022 O RING 66 PH7943066 SPRING 23 PH7943023 GASKET 67 PH7943067 CONTACT TRIP BLOCK 24 PH7943024 BODY 68 PH7943068 TRIGGER VALVE CAP 25 PH7944025 O RING 69 PH7943069 O RING 26 PH7943026 TOP BUMPER 70 PH7943070 PLUNGER 27 PH7943027 BOTTOM BUMPER 71 PH7943071 SPRING 28 PH7943028 O RING 72 P...

Страница 20: ... and fittings 2 Clean nose 3 Clean magazine and inspect repair damage 4 Check fitting hose com pressor air pressure 5 Replace piston O ring Lubricate 6 Replace trigger valve O rings 7 Replace bumper 8 Replace cap seal Tool runs slowly or has a loss of power 1 Nailer is not sufficiently lubri cated 2 Broken spring in cap assem bly 3 Exhaust port in cap is blocked 1 Lubricate nailer 2 Replace spring...

Страница 21: ...ies to persons or property or for incidental contingent special or consequential damages arising from the use of our products To take advantage of this warranty contact us by mail or phone and give us all the details We will then issue you a Return Authorization Number which must be clearly posted on the outside as well as the inside of the carton We will not accept any item back without this numb...

Страница 22: ......

Страница 23: ...___2 8 Years ____8 20 Years ____20 Years 6 How many of your machines or tools are Grizzly ____0 2 ____3 5 ____6 9 ____10 7 Do you think your machine represents a good value ____Yes ____No 8 Would you recommend Grizzly Industrial to a friend ____Yes ____No 9 Would you allow us to use your name as a reference for our customers in your area Note We never use names more than 3 times ____Yes ____No 10 ...

Страница 24: ...C P O BOX 2069 BELLINGHAM WA 98227 2069 TAPE ALONG EDGES PLEASE DO NOT STAPLE Name________________________________ Street________________________________ City______________State______Zip_______ Send a Grizzly Catalog to a friend Place Stamp Here ...

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