Model:
52240 – 1/4" Collet, 15,000 RPM
52241 – 1/4" Collet, 18,000 RPM
52242 – 1/4" Collet, 20,000 RPM
52284 – 6mm Collet, 15,000 RPM
52285 – 6mm Collet, 18,000 RPM
52286 – 6mm Collet, 20,000 RPM
52287 – 6mm Collet, 20,000 RPM (w/ 53163 Side Handle)
WARNING
!
1
T
2
3
34 N•m
Index Key
No. Part # Description
1 Collet Assembly
50010 1/4"
50015 6 mm
2 Exhaust Cover
01734 15,000 RPM
01738 18,000 RPM
01748 20,000 RPM
3 01744 Silencer
4 01708 Rotor Nut
5 01007 Bearing
6 01121 Shim (3/pkg.)
7 01008 Plate
8 50767 Guide Pin (2)
9 01010 Spacer
10 01028 Cylinder
11 55025 Rotor
12 01185 Blade (4/Pkg.)
13 01743 Bearing Plate
14 02649 Bearing
15 01739 Motor Housing
16 01437 Plug
17 01548 Gasket
18 01461 Lock Nut
19 01558 Collar
20 01448 Throttle Lever
01462 Safety Throttle Lever
21 12132 Pin
22 95558 Retaining Ring
23 Housing (See Chart)
24 01449 Valve Stem
25 95730 O-Ring
26 01024 O-Ring
27 01469 Speed Regulator Assy.
28 01464 Seal
29 01472 Tip Valve
30 01468 Spring
31 01494 Inlet Bushing
32 50033 Hanger
See inside for Important Operating, Maintenance and Safety Instructions.
Always operate, inspect and maintain this tool in accordance with the Safety Code for portable air tools
(ANSI B186.1) and any other applicable safety codes and regulations. Please refer to Dynabrade's
Warning/Safety Operating Instructions for more complete safety information.
T
17 N•m
4
5
6
7
9
8
O
Oil: O
A
Adhesive: A
Torque: N•m x 8.85 = In. - lbs.
T
A
23
8
Right Hand Threads
Valve Body
01572 – Model 52240
01573 – Model 52241
01574 – Model 52242
01912 – Model 52284
01913 – Model 52285
01923 – Model 52286
01925 – Model 52287
.7Hp/7˚/Front Exhaust
10
11
O
12
1
KEY
= Air Lube
1
= Loctite #567
8
20
22
28
24
25
26
27
Parts Page Reorder No. PD02•12
Effective February, 2002
Supersedes PD94•49
Die Grinder
Machine and Motor Parts
13
14
15
A
8
8
Left Hand Threads
T
45 N•m
T
23 N•m
21
A
O
8
1
29
30
31
32
16
17
18
19
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