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Grizzly H7943/H7944 manual

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Table of contents for the manual

  • Page 1

    COPYRIGHT © NOVEMBER, 2006 BY GRIZZLY INDUSTRIAL, 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[...]

  • Page 2

    Safety Instructions For Pneumatic Tools 1. KEEP ALL SAFETY DEVICES IN PLACE and in working order. 2. REMOVE ADJUSTING KEYS AND WRENCHES . Form habit of check- ing to see that keys and adjusting wrenches are removed from tool before operation. 3. KEEP WORK AREA CLEAN . Cluttered areas and benches invite accidents. 4. DO NOT USE IN DANGEROUS ENVIRONM[...]

  • Page 3

    H7943 /H7944 Framing Nailer -1 - 10. USE PROPER AIR HOSE for the tool. Make sure your air hose is in good condition and is long enough to reach your work without stretching. 11. WEAR PROPER APPAREL. Do not wear loose clothing, gloves, neck - ties, rings, bracelets, or other jew- elry which may get caught in moving parts. Non-slip footwear is recom-[...]

  • Page 4

    H7943 /H7944 Framing Nailer -2 - 1. HAND INJURIES: Do not place your hands near the nail point of entry. A nail can deflect and tear through the surface of the workpiece, puncturing your hand or fingers. 2. COMBUSTIBLE GASES: Never connect the nailer to pressur- ized oxygen or other combustible gases as a power source . Only use filtered, lubricate[...]

  • Page 5

    H7943 /H7944 Framing Nailer -3 - Operating this nailer can propel objects into the air, causing imme- diate eye damage. To protect your- self, always wear American National Standards Institute (ANSI) approved safety glasses or goggles when oper- ating this equipment. In addition, this nailer discharges at up to 90 deci- bels. To protect your hearin[...]

  • Page 6

    H7943 /H7944 Framing Nailer -4 - INTRODUCTION If you have any c omme nts reg ard ing th is man ual, pl ease w rite to u s at the follow ing add ress : Grizzly Industrial, Inc. C/O Technical Documentation Manager P.O. Box 2069 Bellingham, WA 98227-2069 Email: Manuals@grizzly.com Mo st im por t antl y , we s tand beh ind our too ls. If you have any s[...]

  • Page 7

    H7943 /H7944 Framing Nailer -5 - SETUP Figure 1. Model H7943 /H7944 inventory. Unpacki ng Y our Mo del H7943 / H79 44 lef t our ware - hou se in a caref ully pac ked box. If you di s- cover t he nail er is dam aged af ter you h ave sig ned for de liver y , plea se imm edi ately cal l C ustom er S ervic e a t ( 5 70) 546 - 96 63 for advic e. Save t [...]

  • Page 8

    H7943 /H7944 Framing Nailer -6 - Compressed Air Sy stem Mo del H794 3 / H794 4 is de sign ed to be op er at ed at 70 –1 2 0 PS I u si ng c le an , dr y , r egul ated, c omp ress ed air. D O NOT exce ed th e 120 P SI ma ximu m op er at- ing pr essu re for your mod el. Befo re us ing your new n aile r , s et th e air pres sure o n your reg ulator t[...]

  • Page 9

    H7943 /H7944 Framing Nailer -7 - T e sti ng the Safet y Nose Mechanism A safet y mecha nis m (b ump fire) on the nos e of th e nai ler p rotec ts aga inst ac ci - den tal fir ing. W hen th e t rig ger is pr esse d, the na iler wil l no t fi re u ntil th e s afety no se mec han ism is depr esse d. Befo re you us e your nai ler for t he fir st tim e,[...]

  • Page 10

    H7943 /H7944 Framing Nailer -8 - OPERATIONS Loadin g Figure 3. Loading nails in the magazine. Use nails meeting these specifications: Model H7943 Nail Type: Round Head Strip Angle: 21º Nail Diameter : 0.113" - 0.161" Nail Length: 2"– 4" Magazine Capacity: 66 nails. Model H7944 Nail Type: Clipped Head Strip Angle: 34º Nail Di[...]

  • Page 11

    H7943 /H7944 Framing Nailer -9 - Unl oadin g Nail Stri ps To remove unused nails: 1. DISCONNECT NAILER FROM THE AIR SUPPLY! 2. Point the nailer away from you. 3. Pull the pusher back from the nails, then press the pusher lock down as shown in Figure 6. Figure 7. Pressing the nail stop down. Nail Stop Figure 6. Pulling the pusher back and releasing [...]

  • Page 12

    H7943 /H7944 Framing Nailer -10 - Usi ng the Nailer If you h ave n ot r ead th e s afet y inst ruc - tio ns in th is man ual, d o not op er ate th e na ile r . Whe n usi ng p neuma tic n aile rs, b e aware of the ca uses an d da nger s of na il d efle c- tio n. Defl ec tion is cause d whe n gra in ir regu - lar itie s, k nots or fo reig n ob jec ts[...]

  • Page 13

    H7943 /H7944 Framing Nailer -11 - A jammed nail must be cleare d before using the nailer again. To clear a jammed nail from the dis- charge area: 1. DISCONNECT NAILER FROM THE AIR SUPPLY! 2. Remove all nails from the magaz ine. (See the instructi ons on Page 9. ) 3. Locate the open ing i n th e und erside of the nailer nose. 4. Use needle nose plie[...]

  • Page 14

    H7943 /H7944 Framing Nailer -12 - Replacin g Pi stons / O - Ri ngs If you n eed to r epl ace pis ton par ts in yo ur nai ler , you can purc hase a pisto n r epair kit fro m Gr izzly. Th e Pis ton R ep air Kit pa rt num ber for Mo del H79 4 3 is PH7 94 30 87 . Th e Pi ston Re pai r K it pa r t n umb er for M od el H7 94 4 is PH7 94 40 87 . Refer to [...]

  • Page 15

    H7943 /H7944 Framing Nailer -13 - CLEANING & LUBRICATING Cleanin g Use an au tomot ive grad e solve nt suc h a s Spr ayway C - 60 ® (G2 544 i n t he Griz zly cat alo g) to clea n t he nose asse mbly of the nai ler . Al ways b e sure that the nail er is dry befo re u sing it agai n. Do n ot all ow dus t, c hips , san d, etc. int o the ai r c on[...]

  • Page 16

    H7943 /H7944 Framing Nailer -14 - H7943 PARTS BREAKDOWN  ?[...]

  • Page 17

    H7943 /H7944 Framing Nailer -15 - H7943 PARTS LIST REF PART # DESCRIPTION REF PART # DESCRIPTION 1 PFH38M FLAT HD SCR M6-1 X 16 45 PH7943045 NAIL GUN LINER 2 PH7943002 FRONT BRACKET 46 PH7943046 MAGAZINE 3 PH7943003 EXHAUST COVER 47 PH7943047 NAIL STOPPER 4 PH7943004 EXHAUST FILTER 48 PSBS09M BUTTON HD CAP SCR M6-1 X 12 5 PH7943005 EXHAUST FILTER P[...]

  • Page 18

    H7943 /H7944 Framing Nailer -16 - H7944 PARTS BREAKDOWN                                              [...]

  • Page 19

    H7943 /H7944 Framing Nailer -17 - H7944 PARTS LIST REF PART # DESCRIPTION REF PART # DESCRIPTION 1 PFH38M FLAT HD SCR M6-1 X 16 45 PH7944045 NAIL GUN LINER 2 PH7943002 FRONT BRACKET 46 PH7944046 MAGAZINE 3 PH7943003 EXHAUST COVER 47 PH7943047 NAIL STOPPER 4 PH7943004 EXHAUST FILTER 48 PSBS09M BUTTON HD CAP SCR M6-1 X 12 5 PH7943005 EXHAUST FILTER P[...]

  • Page 20

    H7943 /H7944 Framing Nailer -18 - TROUBLESHOOTING Symptom Possible Cause Solution Air leaking at trig- ger valve area. 1. O-rings in trigger valve hous- ing are damaged. 1. O-rings must be replaced & operation of safety nose must be checked. Air leaking between housing and hose. 1. Loose screws in housing. 2. Damaged O-ring. 3. Loose air fittin[...]

  • Page 21

    Grizzly Industrial, Inc. warrants every product it sells for a period of 1 year to the original purchaser from the date of purchase. This warranty does not apply to defects due directly or indirectly to misuse, abuse, negligence, accidents, repairs or alterations or lack of maintenance. This is Grizzly’s sole written warranty and any and all warr[...]

  • Page 22

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  • Page 23

    WARRANTY CARD Name _________________________________________________________________ Street _________________________________________________________________ City _______________________ State _________________________ Zip _________ Phone # ____________________ Email ________________________ Invoice # _____ Model # ____________________ Order # ____[...]

  • Page 24

    FOLD ALONG DOTTED LINE GRIZZLY INDUSTRIAL, INC. 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[...]