BULLETIN NO.
SERVICE PARTS LIST 55-26-1950
Mar. 2004
REVISED BULLETIN DATE
WIRING INSTRUCTION
FIG. PART NO. DESCRIPTION OF PART NO.REQ.
1 02-02-0250 1/4" Ball (2)
2 --------------- 1/2" Ball (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 --------------- Drawn Cup Bearing (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 16-01-2100 Armature (1)
13 18-01-2120 Field (1)
14 22-20-0425 Brush Tube (2)
15 22-32-0420 Brush Spring Clip (2)
16 22-56-0200 Connector Block (1)
17 23-66-0147 Switch Assembly (1)
18 28-14-0175 Gearcase (1)
19 14-38-0100 Front Housing Assembly (1)
20 31-44-2188 Right Handle (1)
21 31-44-2193 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)
29 --------------- O-Ring (2)
30 34-40-0900 O-Ring (1)
31 40-50-9079 Spring (2)
32 40-50-0241 Spring (1)
33 14-73-0165 Anvil Assembly (1)
34 --------------- Bushing (1)
35 14-73-0300 Cam Shaft Assembly (1)
36 42-96-0015 Bearing Cup (1)
37 43-44-0991 Gasket (1)
38 12-99-9088 Service Nameplate Kit (1)
39 44-90-4530 Friction Ring (1)
40 44-82-0205 Ram (1)
41 45-24-0520 Reversing Shuttle (1)
42 45-30-0021 Rubber Slug (8)
43 45-88-0535 Washer (1)

58-01-1830

A32A

STARTING
SERIAL NO.

CP8745

CATALOG NO.

CORDLESS 1/2" IMPACT WRENCH

SPECIFY CATALOG NO. AND SERIAL NO. WHEN ORDERING PARTS
MILWAUKEE ELECTRIC TOOL CORPORATION13135 W. LISBON RD., BROOKFIELD, WI 53005
Drwg. 1
FIG. PART NO. DESCRIPTION OF PART NO.REQ.
44 45-88-1575 Washer (1)
45 45-88-3250 Washer (1)
46 22-84-0375 Fan (1)
47 23-94-3020 Leadwire Assembly-Black (1)
48 23-94-3010 Leadwire Assembly-White (1)
49 22-18-2080 Brush Assembly-Red (1)
50 22-18-1980 Brush Assembly-Black (1)
51 45-30-0025 Rubber Slug (2)
FIG. NOTES:
3 Orient bearing seal (black side) toward the commutator.
10 Torque to 40-45 in./lbs.
11 Torque to 20-25 in./lbs.
49,50 At the time of brush replacement, the tool should be
relubricated with Type "Z" Grease, No.49-08-7655.
FIG. LUBRICATION (Type "Z" Grease, No.49-08-7655):
19,26,34, Lightly coat with grease the Ring Gear (26) and the
35,40 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 (34).
7,33 Place a dab of grease in the Needle Bearing (7) inside
the Anvil (33).
23,24,25,35 Fill with grease the center of the five 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.
WARNING
SWITCH POLARITY SENSITIVE
If wired incorrectly with connector
block #16, switch will be damaged
and destroyed! Refer to Service
Wiring Diagram 58-01-1830.
!
Replace the Gasket (37)
whenever the tool is opened
for servicing.
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