Dynabrade 10390, Operating, Maintenance And Safety Instructions

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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.
WARNING !
Parts Page Reorder No. APD01•06
Effective April, 2001
Supercedes APD97•02
Air-Powered, 2,400 RPM
Models:
10390 – Buffer
10391 – Mini Orbital Sander
10393 – Versatility Kit
10398 – 4"-5" Buffer
Palm-Style
Buffer/Sander
54486 “Soft” Vinyl Face
54488 “Soft” Hook Face
54476 Mini-Orbital Head
50125 - 3" Rigid Backing
50146 - 4" Rigid Backing
90040 Foam Backing
Mini-Orbital Sanding Pads
(See page 4.)
3-1/2" Sanding Pad
See inside for Important Operating,
Maintenance and Safety Instructions.
AUTOMOTIVE
1 54021 Adapter
2 01139 Bearing (3)
3 54467 Retaining Ring
4 95593 Set Screw
5 54468 Ring Gear
6 54465 Planetary Carrier
7 06213 Gears (2)
8 54475 Shaft (2)
9 07146 Packing
10 57059 Lock Ring
11 95973 Washer
12 57055 Front Ring
13 57437 Front Bearing Plate
14 54470 Rotor Pinion
15 56047 Rotor Key
16 95975 Shim Pack (4/pkg.)
17 54491 Rotor/Blade Set (5)
18 57058 Cylinder Assembly
(Incl. 95971 Line-Up Pin)
19 95971 Pin
20 57056 Rear Bearing Plate
21 01206 Bearing
22 57054 Rear Ring
23 10389 Housing
24 95979 Pin
25 57547 Lever
26 57065 Cone Muffler
27 57066 Muffler Body
28 56027 Muffler Insert (3)
29 56028 Muffler Cap
30 01464 Seal
31 01472 Tip Valve
32 01468 Conical Spring
33 01494 Inlet Bushing
34 95697 Snap Ring
35 01025 0-Ring (2)
36 01477 Valve Stem
37 57064 Speed Regulator
A
8
G
1
A
8
O
1
6
3
2
1
4
2
9
2
11
12
13
14
16
18
20
23
24 25
19
26
30 31 32 33
34
35
36
37
27 28 29
17
8
7
15
21
22
23 N•m T
28 N•m
T
10
A
T
O
G
Adhesive:
A
8
= Loctite #567
Torque: N•m x 8.85 = In. - lbs.
Oil: O
1
= Air Lube
Grease: G
1
= Lubriplate 630 AA
KEY
Index Key
No. Part # Description
5