Milwaukee 54-43-0040 User's Manual
Contents
1. 05 83 0525 42 38 0380 42 70 0400 45 08 0460 40 50 3185 05 84 0950 43 31 0370 44 90 0785 43 56 0880 42 36 2030 40 50 3065 44 90 0710 44 94 0560 43 98 0760 44 90 0790 42 36 2015 42 38 0325 05 59 2025 31 94 0110 PAGE 1 OF 2 BULLETIN NO 54 43 0040 REVISED BULLETIN DATE Jan 2009 WIRING INSTRUCTION DESCRIPTION OF PART Spring Pin Spring Pin Selector Retainer Trigger Assembly Spring Selector Spring Ring Tool Body Gasket End Cap Bolt Assembly Round Head Phillips Bolt Bumper Band Spring Retainer Belt Clip Positioning Shaft Positioning Spring Socket Hex Head Screw Filter Snap Ring Work Contact Element Guide Work Contact Bracket A Adjustment Spring Ring Adjustment Rod Assembly Adjustment Knob Ring Work Contact Bracket B No Mar Pad Lock Nut Trigger Valve Assembly EXAMPLE Component Parts Small Are Included When Ordering The Assembly Large epa po GIS Eoed esa NO REQ N PEP en a CC E E S CC E E E Co CC e E Os E E OC or MILWAUKEE ELECTRIC TOOL CORPORATION 13135 W Lisbon Road Brookfield WI 53005 Drwg 3 PART NO 44 66 1300 42 92 1400 05 84 0860 44 60 1870 42 92 1385 42 92 1455 06 65 1460 05 84 0970 44 20 0850 43 40 0475 05 84 0900 44 81 0060 43 40 0490 44 66 1315 42 92 1490 43 72 0360 40 50 3000 DESCRIPTION OF PART Back Plate Driver Guide Cover B Bolt Assembly Fixed Pin Driver Guide Cover A Protecting Hood Cov2. 19 Remove press ring 14 from the top of cylinder 19 before removing cylinder assembly 15 16 17 18 19 20 Remove driver assembly 15 16 17 and cylinder assembly 18 19 20 21 23 24 from tool body 44 at the same time 21 23 24 44 by placing two flat blade screwdrivers under top ring of cylinder 19 180 apart and gently prying the cylinder from the tool body 18 19 20 23 Remove cylinder ring 20 from cylinder 19 before removing cylinder spacer assembly 18 23 44 56 74 77 84 92 Remove magazine assembly 74 and 77 by removing screw 84 from tool body 44 and two screws 92 from magazine driver guide 56 36 37 38 39 40 41 Remove trigger valve assembly 93 from tool body 44 by placing a 3 32 in 2 5 mm punch inside half moon slot of retainer 42 43 44 93 39 and gently tapping shaft of selector 38 Remove spring 42 retainer 39 and ring 43 Remove spring 41 and trigger 40 from tool body and push pins 36 and 37 out of tool body 44 just far enough to remove valve assembly Trigger valve assembly 93 can be gently pushed out of the tool body from the inside handle area of the tool body using a flat blade screwdriver Reassembly 36 37 44 93 Reinstall trigger valve assembly 93 into tool body 44 by aligning the grooves in the valve assembly with the two holes for spring pins 36 and 37 Drive spring pins into tool body until they are flush with the casting surface 38 39
3. 40 41 42 Reinstall selection lever assembly 38 42 39 43 and trigger assembly 40 and 41 by doing the following 43 44 e Place spring 42 onto shaft of selection lever 38 e Position spring 41 and trigger 40 over plunger of trigger valve assembly 93 e Insert selection lever assembly 38 and 42 into tool body 44 and align half moon slot of retainer 39 with half moon shaft of selection lever 38 and snap retainer assembly 39 and 43 onto the shaft 17 22 44 Install flat side of driver guide 22 towards front of tool body 44 Note Center opening of driver guide 22 has a flat side and one with a slight offset to accommodate help align blade of driver assembly 17 in the assembly 19 20 23 24 Reinstall cylinder ring 20 onto cylinder 19 only after O ring 24 and cylinder ring 23 have been installed Note Large flanged end of cylinder ring 20 must facing the top of cylinder 19 when installed 15 16 17 18 19 20 Assemble driver assembly 15 16 and 17 and install it into cylinder assembly 18 19 20 21 and 23 Install assembled 21 22 23 44 components into tool body 44 Note Orientation of driver assembly 17 must match orientation of driver guide 22 6 14 19 Reinstall press ring 14 onto top of cylinder 19 with wide edge facing toward top cap 6 6 49 Reinstall bumper band 49 into slot on top cap 6 6 8 9 10 11 12 13 Reinstall spring 8 into internal bore of top cap 6 and sn
4. F WWWWHOWNNNNNNNNMNMNMAHHBasaanni8 ABRWONASCOGHINDARONACODMNATAWDNHN DOVONDAN PART NO 05 84 0805 45 88 1720 31 05 0400 43 31 0355 05 84 0845 42 92 1435 45 06 0920 40 50 3120 34 40 3195 34 40 3245 44 62 0265 42 76 0815 45 06 0950 44 90 0700 34 40 3180 44 90 0730 43 12 0270 34 40 3200 42 98 0370 44 90 0805 42 38 0315 43 56 0900 45 36 1655 34 40 3135 34 40 3295 34 40 3300 42 52 0410 44 70 0250 34 40 3285 34 40 3280 40 50 3195 44 70 0255 34 40 3290 43 64 0150 06 65 1465 SERVICE PARTS LIST CATALOG NO 7140 21 DESCRIPTION OF PART Deflector Bolt Deflector Pad Deflector Muffler Bolt Assembly Top Cap Seal Upper Valve Spring O Ring O Ring Head Valve Piston Valve Collar Seal Press Ring O Ring Piston Ring Driver Assembly O Ring Cylinder Cylinder Spacer Bumper Driver Guide Cylinder Spacer O Ring O Ring O Ring Plunger Cap Valve Plunger O Ring O Ring Spring Plunger O Ring Trigger Valve Head Spring Pin NO REQ wk eek ek ek kk ek ed ee es ek ee ee ek ke ks ek ee STARTING SPECIFY CATALOG NO AND SERIAL NO WHEN ORDERING PARTS ANGLED FINISH NAILER SERIAL NUMBER 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 61 62 64 65 66 67 68 69 70 83 93 FIG PART NO 06 65 1420 06 65 1440 44 10 0650 44 86 0710 31 92 0200 40 50 3160 40 50 3095 44 90 0825 28 50 0815 43 44 1255 42 92 1365 05 84 0830
5. ap preassembled head valve assembly 9 13 into top cap 5 6 44 Reinstall top cap assembly 6 onto tool body 44 using hex bolts 5 Note To properly seat top cap tighten the screws at alternating corners a few turns at a time until all screws are secure 44 56 74 76 77 Reinstall magazine assembly 74 and 77 onto tool body 44 by securing screw 84 and two screws 92 into magazine driver 84 92 guide 56 Note Before completely securing screws 93 make sure magazine channel 76 is aligned properly at the front and rear of the magazine assembly 46 54 Install smooth side of filter 54 toward end cap 46 Apply Blue Loctite 242 to fasteners 1 5 47 58 72 and 92 if removed during disassembly Lubrication Type l Grease 49 08 7100 Clean all parts with a dry clean cloth 6 8 9 10 11 Place a thin coating of grease into internal bore of top cap 6 coat parts 8 13 and reassemble in order shown 12 13 15 16 17 Coat o ring 15 and piston ring 16 prior to installing into groove of driver assembly 17 18 20 23 24 Coat o ring 24 cylinder spacer 23 o ring 18 and cylinder ring 20 prior to installing onto cylinder 19 25 26 27 28 29 30 Coat all parts of the trigger valve assembly 25 35 if being replaced individually Components cleaned in any type of solvent 31 32 33 34 35 or water solution will require new lubrication Note A new trigger valve assembly will be pre lubric
6. ated and will not require any additional lubrication
7. er Spring Pin Socket Hex Head Screw Lock Handle Assembly Magazine A Socket Hex Head Screw Steel Channel Magazine B Nail Stop Plate Protecting Hood Cover Pusher Spring Assembly NO REQ PE a ok ke Ga aa ok ck ek Ok a NG at N FIG 82 83 84 85 87 88 89 90 91 92 94 100 102 PART NO 40 50 3170 05 59 2025 05 84 0910 45 88 1705 44 66 1340 40 50 3025 45 88 1730 42 28 0365 05 83 0540 05 78 0805 05 84 0965 45 24 0025 12 98 0315 10 20 3310 14 70 0170 14 70 0175 EXAMPLE 005 Component Parts Small Are Included When Ordering The Assembly Large DESCRIPTION OF PART Pusher Spring Lock Nut Socket Hex Head Screw Pusher Cushion Positional Plate Positioning Spring Flat Washer Anchor Block Philips Screw Tap Bolt Socket Head Hex Bolt Magazine Pusher Assembly Service Nameplate Warning Label Overhaul Kit Not Shown Driver Maintenance Kit Not Shown NO REQ Sa 4323p 022232 aan apo BULLETIN NO 54 43 0040 Jan 2009 PAGE 2 OF 2 Disassembly 1 2 3 4 6 Using a 4 mm hex key remove hex bolt 1 deflector 3 muffler 4 and deflector pad 2 from top cap 6 5 6 Using a 4 mm hex key remove hex bolts 5 to remove top cap 6 8 9 10 11 12 13 Remove valve assembly 8 9 10 11 12 and 13 out of the top cap using a 1 8 in 3 18 mm punch Gently push punch through several different holes in the top of the cap to remove assembly evenly 14
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