Cb748 – Diamond Products CB748 Drill Motor User Manual
Page 3
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CB748 Parts List
Diamond Products
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Diagram
Number
Part
No.
Qty.
Req.
Description
Diagram
Number
Part
No.
Qty.
Req.
Description
1
2700369
2
Screw
56
2700338
1
1st. Intermediate Gear Assy (Inc. #'s 57-59,61)
2
2900024
2
Lock Washer, 1/4"
57
2700305
1
1st. Intermediate Gear
*3
2700117
1
Ball Bearing
58
2700233
2
Key
4
2700280
3
Bearing Plug
59
2700306
1
1st. Intermediate Pinion
5
2700906
4
Screw
60
2700126
1
Washer
6
2700374
1
Top Head
61
2700269
1
1st. Intermediate Pinion Gearwheel
7
2700907
2
Screw, #10-32 x 5/8"
64
2701201
1
Capscrew, Soc Hd., 1/4"-28 x 2-1/4"
8
2900038
2
Lock Washer, #10
66
2700103
2
Ball Bearing
9
2700908
2
Insulator, Sleeve for Brush
*68
2700319
1
Pinion Sleave
10
2700909
5
Screw, #8-32 x 5/16"
69
2700109
1
Sleave Bearing (honed i.d. = .5625)
11
2701569
5
Lock Washer, #8
70
2700229
1
2nd Intermediate Gear (Inc. #69)
12
2701271
4
Lead Terminal
71
2700102
2
Spring Ring
13
2700099
1
110V Field
72
2700116
1
Clutch
2701407
1
220V Field
74
2700270
1
2nd Intermediate Gear (Inc. #75)
14
2700100
1
110V Armature
75
2700308
1
Sleave Bearing
2702283
1
220V Armature
76
2700124
1
2nd Intermediate Pinion
15
2700125
1
Field Case
77
2700087
1
Washer
16
2700910
2
Screw, #10-32 x 3/4"
*78
2700088
1
Belleville Washer
17
4699921
1
Water Petcock
79
2700086
1
Locking Screw
18
2700120
1
Fan Baffle
*80
2700089
1
Shift Lever Rod
19
2700108
1
Fan
81
2700303
1
Bearing Sleave
20
2700111
1
Wear Ring
82
2900404
6
Lock Washer
21
2700112
1
Gear Case Cover
83
2800152
1
Cord
*22
2700119
1
Ball Bearing
84
2800042
1
Cord Relief
24
2700114
5
Screw
91
2700444
1
Dowell Pin (In gear case)
26
2700106
1
Roller Bearing
92
2702095
1
Speed Indicating Plate (On gear case)
27
2700113
1
Gear Case (Includes #81)
93
2701262
2
Screw (Speed indicating plate)
28
2700080
1
Nut
*29
2700081
4
Cone Lock Washer
Clutch socket (not shown) part number 2705145
30
2700082
2
Keyed Washer
31
2700107
2
Thrust Washer
Lubrication: 10oz. (ML54-1) high temp. grease in gear case. Coat gears,
32
2700268
1
Spindle Gear (Includes #33)
inside of item 26, and pack all ball bearings.
33
2700463
1
Sleave Bearing
36
2700105
1
Ball Bearing
*Notes:
37
2700325
2
Locking Washer
3. Assemble seal towards cummutator.
38
2700451
1
Spring Washer
40
2700084
1
Water Jacket Housing
22. Assemble with indent groove towards gear case, away from fan.
*41
2700085
2
Seal, Water
42
2700121
1
Spindle 1-1/4-7 Thread
28. Torque to 100 ft/lbs, then adjust to allow spindle to slip at 140-150 ft/lbs.
43
2700226
2
Brush Insulator
44
2700234
1
Brush Holder Ring
29. Concave side faces keyed washer.
45
2700118
2
Brush Holder (Incl. #46,#47)
N/A
Separate
2
Brush Holder Assy (Incl. 46,47, 48,49)
41. Apply a small amount of grease to rubber seals before pressing together.
46
2700364
1
Spring Retaining Pin
47
2701387
1
Tension Arm Pin
51. Date code location.
48
2700317
4
Brush Tension Arm
49
2700320
4
Brush Spring
68. Assemble to 2nd intermediate pinion with large diameter towards gear.
50
2700110
4
Brush & Lead
*51
2702093
1
Name Plate
78. Assemble with large side against item 77.
52
2701262
1
Drive Screw
53
2700629
2
Bearing Plug
80. Apply a light amount of oil before assembling to unit.
54
2700104
2
Ball Bearing
55
2700127
1
Grease Sleave
IMPORTANT! To assure product SAFETY and RELIABILITY, repairs, maintenance,
2 Speed Super Power Unit
and adjustment should be performed by authorized Service Centers and always use
Model No. Type Volts Amps RPM
genuine replacement parts
CB748 1 120 20 350/900