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7
This service chart is published as a guide to expectant life of component parts. The replacement levels are based on average tool
usage over one year. Dynabrade Inc. considers one year usage to be 1,000 hours.
Parts Common to all Models:
Preventative Maintenance Schedule
For All Right Angle Mini-Orbital Sander
Index Part Description Number High Wear Medium Wear Low Wear Non-Wear
# Number Required 100% 70% 30% 10%
1
See Note Pads 1
2 97175 Screw 4 X
3 30701 Plate 1 X
4 30709 Boot Clamp 1 X
5 30700 Boot 1 X
6 97174 Screw 1 X
7 30702 Balancer Shaft 1 X
8 30705 Bearing 2 X
9 97172 Snap Ring 1 L
10 97173 Set Screw 1 X
11 30703 Counterweight 1 X
12 02035 Lock Ring 1 X
13 30704 Shaft 1 X
14 01486 Felt Silencer 1 T
15 54520 Bearing 1 T
16 97118 Shim 1 T
17 97117 Shim 1 T
18 97116 Shim 1 T
19
See Note Gear 1 X
20 02044 Bottom Wick 1 T
21 02045 Top Wick 1 T
22
See Note Housing 1 X
23 02033 Needle Bearing 1 X
24 02041 Gear Oil Plate 1 X
25 01040 Gear Oil Fitting 1 X
26 01728 Felt Silencer 2 T
27 01461 Lock Nut 1 X
28 01547 Collar 1 X
29
See Note Pinion 1 X
30 02649 Bearing 1 T
31 54529 Shim (3/pkg.) 1 T
32 01478 Front Bearing Plate 1 X
33 50767 Pin 2 X
34 01479 Spacer 1 X
35 02037 Rotor 1 X
36 01480 Blades (4/Pkg.) 1 T
37 01476 Cylinder 1 X
38 02676 Rear Bearing Plate 1 X
39 02696 Bearing 1 T
40 02679 Shield 1 T
41 01448 Throttle Lever 1 X
01462 Safety Lock Lever 1 X
42 01449 Valve Stem 1 T
43 95558 Retaining Ring 1 T
44 12132 Pin 1 T
45
See Note Housing 1 X
46 95730 O-Ring 1 T
47 01469 Speed Regulator Assy. 1 T
48 01024 O-Ring 1 T
49 01464 Seal 1 T
50 01472 Tip Valve 1 T
51 01468 Spring 1 T
52 96065 O-Ring 1 T
53 53190 Block Plate 1 X
53 01494 Inlet Bushing 1 X
96179 – Motor Tune-Up Kit
Note:
Pads are a consumable item. They are application sensitive. Their expectant life will vary depending on the
specific work application and work habit of the operator.
LEGEND
T Included in Tune-up Kit
X Type of wear, no other
comments apply.
L Easily lost. Care during
assembly/disassembly.
D Easily damaged during
assembly/disassembly.
R Replace each time tool is
disassembled.