PAGE 1 OF 2
BULLETIN NO.
54-43-0040
SERVICE PARTS LIST
REVISED BULLETIN
DATE
SPECIFY CATALOG NO. AND SERIAL NO. WHEN ORDERING PARTS
Jan. 2009
ANGLED FINISH NAILER
WIRING INSTRUCTION
STARTING
SERIAL NUMBER
A88A
CATALOG NO. 7140-21
53
52
51
50
1
48
3
4
14
16
47
49
46
2
5
54
EXAMPLE:
15
17
00
55
Component
0
44
Parts (Small #)
Are Included
When Ordering
The Assembly
(Large #).
45
(See page 2)
84
39
43
6
7
19
36
38
42
69
1
24
25
8
64
26
27
28
29
30
31
32
33
34
37
41
9
83
35
23
66
65
68
67
62
11
18
20
10
12
13
40
61
70
25 26 27 28 20 30
31 32 33 34 35 43
21
22
93
FIG. PART NO.
DESCRIPTION OF PART
NO. REQ.
FIG. PART NO.
DESCRIPTION OF PART
NO. REQ.
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
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
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
Spring Pin
Spring Pin
Selector
Retainer
Trigger Assembly
Spring
Selector Spring
Ring
Tool Body
Gasket
2
3
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
3
4
5
6
7
8
05-84-0805
Deflector Bolt
Deflector Pad
Deflector
Muffler
Bolt Assembly
Top Cap
1
1
1
1
4
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
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
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
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
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
Plunger
O-Ring
Trigger Valve Head
Spring Pin
MILWAUKEE ELECTRIC TOOL CORPORATION
13135 W. Lisbon Road, Brookfield, WI 53005
Drwg. 3
BULLETIN NO. 54-43-0040 Jan. 2009
PAGE 2 OF 2
Disassembly:
1, 2, 3, 4, 6
5, 6
Using a 4 mm hex key, remove hex bolt (1), deflector (3), muffler (4), and deflector pad (2) from top cap (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, 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, 40, 41, 42, Reinstall selection lever assembly (38, 42, 39, 43,) and trigger assembly (40 and 41) by doing the following.
43, 44
• Place spring (42) onto shaft of selection lever (38).
• Position spring (41) and trigger (40) over plunger of trigger valve assembly (93).
• 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
6, 49
Reinstall press ring (14) onto top of cylinder (19) with wide edge facing toward top cap (6).
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 snap 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
46, 54
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.
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 'I' Grease 49-08-7100
Clean all parts with a dry clean cloth.
6, 8. 9, 10, 11,
12, 13
Place a thin coating of grease into internal bore of top cap (6), coat parts (8-13) and reassemble in order shown.
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-lubricated and will not require any additional lubrication.
|