DIAMOND
PRODUCTS
POWER UNIT
PARTS LIST
CB748
June 2012
PART# 1802045
__________________________
Diagram
Number
Part
No.
Qty.
Req.
Diagram
Number
Part
No.
Qty.
Req.
1
Bearing Sleave
28
2700080
1 Nut
55
2700127 1 Grease Sleave
IMPORTANT! To assure product SAFETY and RELIABILITY, repairs, maintenance,
2 Speed Super Power Unit
genuine replacement parts
CB748 1 120 20 350/900
CB748 Parts List
Diamond Products
__________________________
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
*3 2700117 1 Ball Bearing 58
4 2700280 3 Bearing Plug 59
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
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
13 2700099 1 110V Field 72 2700116 1 Clutch
2701407
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
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
20 2700111 1 Wear Ring
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)
1 220V Field 74 2700270 1 2nd Intermediate Gear (Inc. #75)
2700305
2700233
2700306
71
2700102 2
81
2700303
82 2900404 6
1 1st. Intermediate Gear
2 Key
1 1st. Intermediate Pinion
Capscrew, Soc Hd., 1/4"-28 x 2-1/4"
Spring Ring
Washer
Lock Washer
Description
*29 2700081 4 Cone Lock Washer
30
31 2700107 2
32 2700268 1 Spindle Gear (Includes #33) inside of item 26, and pack all ball bearings.
33
36
37 2700325 2 Locking Washer 3. Assemble seal towards cummutator.
38
40
*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
45 2700118 2 Brush Holder (Incl. #46,#47)
N/A Separate
46 2700364 1 Spring Retaining Pin
47
48 2700317 4 Brush Tension Arm
49 2700320 4 Brush Spring
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
2700082
2700463
2700105
2700451
2700084
2700234
2701387
Keyed Washer
2
Thrust Washer
1
Sleave Bearing
1 Ball Bearing *Notes:
1 Spring Washer
1 Water Jacket Housing 22. Assemble with indent groove towards gear case, away from fan.
1
Brush Holder Ring
2 Brush Holder Assy (Incl. 46,47, 48,49) 41. Apply a small amount of grease to rubber seals before pressing together.
1 Tension Arm Pin 51. Date code location.
Clutch socket (not shown) part number 2705145
Lubrication: 10oz. (ML54-1) high temp. grease in gear case. Coat gears,
29. Concave side faces keyed washer.
68. Assemble to 2nd intermediate pinion with large diameter towards gear.
and adjustment should be performed by authorized Service Centers and always use Model No. Type Volts Amps RPM
EQUIPMENT AND PARTS
WARRANTY
Diamond Products warrants all equipment manufactured by it against defects
in workmanship or materials for a period of one (2) year from the date of
shipment to Customer.
The responsibility of Diamond Products under this Warranty is limited to
replacement or repair of defective parts at Diamond Products’ Elyria, Ohio
factory, or at a point designated by it, of such parts as shall appear to us upon
inspection at such parts, to have been defective in material or workmanship,
with expense for transportation and labor borne by Customer.
In no event shall Diamond Products be liable for consequential or
incidental damages arising out of the failure of any Product to operate properly.
Integral units such as engines, electric motors, batteries, transmissions,
etc., are excluded from this Warranty and are subject to the prime
manufacturer’s warranty.
THIS WARRANTY IS IN LIEU OF ALL OTHER WARRANTIES, EXPRESSED
OR IMPLIED, AND ALL SUCH OTHER WARRANTIES ARE HEREBY
DISCLAIMED.
333 Prospect Street, Elyria, Ohio 44035
(440) 323-4616 • (800) 321-5336 • Fax (440) 323-8689
www.diamondproducts.com
Printed in U.S.A.
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