Service Parts List S/N A58C

BULLETIN NO.
SERVICE PARTS LIST
54-26-7000
54-26-7001
REVISED BULLETIN
DATE
WIRING INSTRUCTION
FIG. PART NO. DESCRIPTION OF PART NO.REQ.
1 02-02-0250 1/4" Ball (2)
2 43-72-0275 Tool Hanger (1)
3 02-04-0645 Ball Bearing (1)
4 02-04-0852 Ball Bearing (1)
5 02-40-0050 Angular Contact Bearing (1)
6 02-50-3260 Unit Cage Bearing (4)
7 44-90-0095 Steel Ring (1)
8 02-80-0200 Thrust Bearing (1)
9 02-80-3256 Thrust Bearing (1)
10 05-88-5988 K50 x 35mm Screw (4)
11 06-95-6290 M5 x 2.24 x 18 Plastite Screw (7)
12 16-01-2120 Armature (1)
13 18-01-2120 Field (1)
14 22-20-0425 Brush Tube (2)
15 22-32-0420 Brush Spring Clip (2)
16 22-56-0975 Connector Block Assembly (1)
17 23-66-1779 Switch Assembly (1)
18 28-14-0175 Gearcase (1)
19 14-38-0100 Front Housing Assembly (1)
20 31-44-0179 Right Handle (1)
21 31-44-0779 Left Handle (1)
22 32-60-0170 Sun Gear (1)
23 32-60-0185 Sun Gear (1)
24 32-62-0210 Planet Gear (4)
25 32-62-0215 Planet Gear (5)
26 32-65-0005 Ring Gear (1)
27 34-40-0070 O-Ring (1)
28 23-50-0120 Rubber Spacer (1)
29 31-01-0779 Label Plate (1)
30 44-60-0567 Detent Pin (1)
31 40-50-9079 Spring (2)
32 40-50-0241 Spring (1)
33 14-73-0455 Anvil Assembly (1)
35 14-73-0300 Cam Shaft Assembly (1)
36 42-96-0015 Bearing Cup (1)
37 43-44-0991 Gasket (1)
38 12-20-0779 Service Nameplate Kit (1)
39 40-50-0925 Detent Spring (1)
40 44-82-0205 Ram (1)
41 45-24-0640 Reversing Shuttle (1)
42 45-30-0021 Rubber Slug (8)
43 45-88-0535 Washer (1)
44 45-88-1575 Washer (1)
45 45-88-3250 Washer (1)
46 22-84-0375 Fan (1)
47 23-94-0279 Leadwire Assembly-Black (1)
48 23-94-0179 Leadwire Assembly-Red (1)
49 22-18-2080 Brush Assembly-Red (1)
50 22-18-1980 Brush Assembly-Black (1)
SEE REVERSE SIDE
A58C
STARTING
SERIAL NO.
0779-20
CATALOG NO.
CORDLESS 1/2" IMPACT WRENCH
SPECIFY CATALOG NO. AND SERIAL NO. WHEN ORDERING PARTS
FIG. PART NO. DESCRIPTION OF PART NO.REQ
51 45-30-0025 Rubber Slug (2)
52 48-55-0779 Carrying Case, Optional (1)
53 --------------- 1/2" Square Anvil (1)
54 44-60-0465 Pivot Pin (1)
FIG. NOTES:
3 Orient bearing seal (black side) toward the commutator.
10 Torque to 32-42 in./lbs.
11 Torque to 15-25 in./lbs.
12,14,21 Remove brush tubes prior to removing armature
assembly from left handle half.
12,14,21 Install brush tubes into left handle half after armature
assembly has been secured into that handle half.
16,28 Concave side of connector block cover to face
connector block.
 17,21 Ensurethattheeldisrmlyseatedonthelocking  
groove on the left handle half prior to installing the right
  handlehalf.Theeldshouldnotbeabletorotate.
49,50 At the time of brush replacement, the tool should be
relubricated with Type "J" Grease, No.49-08-4220.
FIG. LUBRICATION (Type "J" Grease, No.49-08-4220):
19,26,35,40 Lightly coat with grease the Ring Gear (26) and the
Camshaft Planet Carrier bearing races (35). Lightly
coat with grease the back bearing surface of the Ram
(40) and the I.D. of the Front Housing Bushing (19).
33 Place a dab of grease in the Needle Bearing inside
the Anvil (33).
23,24,25,35 FillwithgreasethecenterofthevePlanetGears(25) 
on the Camshaft Assembly (35). Fill the center of the
four Planet Gears (24) on the Sun Gear (23).
40 Place approximately 1/4 oz. of grease in the front
cavity of the Ram.
35 Place approximately 1/4 oz. grease on the Camshaft
(35) inside the Spring (32).
0
EXAMPLE:
Component Parts (Small #) Are Included
When Ordering The Assembly (Large #).
00
Slug placement is for
both handle
halves.
Replace the Gasket (37) whenever
the tool is opened for servicing.
Jan. 2020
MILWAUKEE TOOL
l
www.milwaukeetool.com
13135 W. LISBON RD., BROOKFIELD, WI 53005
Drwg. 2
32
43
8
40
44
9
2
7
19
10
37
18
27
45
26
24
6
23
25
35
5
1
22
4
46
13
3
36
41
51
21
15
31
14
29
42
49
50
11
20 38
46
12
28
52
47
48
28
17
16
53
30
54
30 39
53 54
33
39
39
30
53
54