Dynabrade 52418, Manual

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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 .7 hp 3" Vacuum Cut-Off Tool
Index Part Description Number High Wear Medium Wear Low Wear Non-Wear
# Number Required 100% 70% 30% 10%
1 96272 Screw
3 X
2 52622 Base
1 X
3 52621 Vacuum Shroud
1 X
4 40029 Motor Lock
1 X
5 52618 Vacuum Tube
1 X
6 95168 Screw
1 X
7 50012 Collet Cap
1 X
8 50014 3/8" Collet Insert
1 X
9 50009 Collet Body
1 X
10 01371 Lock Ring
1 X
11 53175 Collar
1 X
12 01796 Block Plate
1 X
13 01007 Bearing
1 T
14 01121 Shim Pack (3/pkg.)
1 T
15 01008 Bearing Plate
1 X
16 50767 Pin
2 X
17 01010 Rotor Spacer
1 X
18 01028 Cylinder
1 X
19 01185 Blade (4/pkg.)
1 T
20 55021 Rotor
1 X
21 01721 Bearing Plate
1 X
22 02649 Bearing
1 T
23 52623 Housing
1 X
24 01089 Safety Lock Lever
1 X
25 01017 Pin
1 L
26 95558 Retaining Ring
1 T
27 01477 Valve Stem
1 T
28 95730 O-Ring
1 D
29 01024 O-Ring
1 D
30 01247 Speed Regulator Assy.
1 T
31 01464 Seal
1 T
32 01472 Tip Valve
1 T
33 01468 Spring
1 T
34 01564 Air Control Ring
1 L
35 95711 Retaining Ring
1 T
36 95438 O-Ring
1 D
37 94521 Muffler Base
1 X
38 94524 Sintered Muffler
1 T
39 94525 Felt Muffler
1 T
40 94522 Muffler Cap
1 X
41 95375 O-Ring
1 L
42 94526 Spacer
1 L
43 94523 Inlet Adapter
1 X
44 94300 Dynaswivel
1 X
7
96529 – .7 hp Motor Tune-Up Kit
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.