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.