BULLETIN NO.
SERVICE PARTS LIST
54-26-1750
54-26-1751
Jan. 2020
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 02-04-0852 Ball Bearing (1)
4 02-04-0645 Ball Bearing (1)
5 02-40-0050 Angular Contact Bearing (1)
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 (6)
12 12-20-9070 Service Nameplate (1)
13 16-10-2275 Armature (1)
14 18-07-2275 Field (1)
15 22-18-0040 Brush Assembly (2)
16 22-20-0110 Brush Tube (2)
17 22-20-0465 Brush Tube Holder (2)
18 48-76-5010 Quik-Lok Cord Set (1)
19 23-66-2765 Switch (1)
22 28-14-0175 Gearcase (1)
23 14-38-0100 Front Housing Assembly (1)
24 31-15-2045 Field Connector (1)
27 31-44-2176 Right Handle (1)
28 31-44-2181 Left Handle (1)
30 32-60-0150 Sun Gear (1)
31 32-60-0175 Sun Gear (1)
32 32-62-0215 Planet Gear (3)
33 32-62-0215 Planet Gear (5)
34 32-65-0005 Ring Gear (1)
35 34-40-0070 O-Ring (1)
37 --------------- O-Ring (2)
38 40-50-0925 Detent Spring (1)
39 40-50-0241 Spring (1)
40 14-73-0455 Anvil Assembly (1)
42 --------------- Bushing (1)
43 14-73-0300 Cam Shaft Assembly (1)
44 42-96-0015 Bearing Cup (1)
47 44-60-0597 Detent Pin (1)
48 22-56-9070 Blade Housing Assembly (1)
49 44-82-0205 Ram (1)
50 45-30-0025 Rubber Slug (6)
58-01-1821
238B
STARTING
SERIAL NO.
9072-20
CATALOG NO.
VARIABLE SPEED 1/2" D.I. IMPACT WRENCH
SPECIFY CATALOG NO. AND SERIAL NO. WHEN ORDERING PARTS
FIG. PART NO. DESCRIPTION OF PART NO.REQ.
51 45-88-0535 Washer (1)
52 45-88-1575 Washer (1)
53 45-88-3250 Washer (1)
54 45-30-0021 Rubber Slug (1)
55 43-44-0991 Gasket (1)
56 22-84-0375 Fan (1)
57 -------------- 1/2" Square Anvil (1)
58 44-60-0465 Pivot Pin (1)
FIG. NOTES:
4 Orient bearing seal (black side) toward the commutator.
10 Torque to 45-50 in./lbs.
11 Torque to 25-30 in./lbs.
16 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):
23,34,42, Lightly coat with grease the Ring Gear (34) and the
43,49 bearing races of the Camshaft Planet Carrier (43), the
back bearing surface of the Ram (49) and the I.D. the
Front Housing Bushing (42).
7,40 Place a dab of grease in the Needle Bearing (7) inside
the Anvil (40).
31,32,33,43 FillwithgreasethecenterofthevePlanetGears(33)
on the Camshaft Assembly (43). Fill the center of the
three Planet Gears (32) on the Sun Gear (31).
49 Place approximately 1/2 oz. of grease in the front cavity
of the Ram.
43 Place approximately 1/2 oz. grease on the Camshaft
(43) inside the Spring (39).
EXAMPLE:
Component Parts (Small #) Are Included
When Ordering The Assembly (Large #).
0
00
Slug
placement
is for both
handle halves.
Replace the Gasket (55)
whenever the tool is opened
for servicing.
MILWAUKEE TOOL
l
www.milwaukeetool.com
13135 W. LISBON RD., BROOKFIELD, WI 53005
Drwg. 2
38 47
57 58
40
38
47
57
58
