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For Serial No. 0B1000 and Higher
Models:
50727 – 12,000 RPM
50728 – 15,000 RPM
50729 – 20,000 RPM
WARNING
!
Index Key
No. Part
Description
1 50041 Guard Assembly
1
50081 Wheel Flange
A
2 50083 Spacer
3 02028 Spindle
4 02035 Lock Nut
5 01486 Felt Silencer
6 54520 Bearing
7 97116 Shim
8 97117 Shim
9 97118 Shim
10 02623 Gear - 12,000 RPM
02597 Gear - 15,000 RPM
02599 Gear - 20,000 RPM
11 02042 Wick - 12,000 RPM
02044 Wick - 15 & 20,000 RPM
12 02043 Wick - 12,000 RPM
02045 Wick - 15 & 20,000 RPM
13 02031 Housing – Includes:
13
01041 Gear Oil Fitting
A
13
02041 Gear Oil Plate
B
13
02033 Needle Bearing
C
14 02624 Pinion - 12,000 RPM
02598 Pinion - 15,000 RPM
02600 Pinion - 20,000 RPM
15 01461 Lock Nut
16 02697 Bearing
17 54543 Shim
18 54544 Shim
19 54551 Shim
20 01478 Bearing Plate
21 50767 Pin (2)
22 01479 Spacer
23 02037 Rotor
24 01480 Blade (4/pkg.)
25 01476 Cylinder
26 02676 Bearing Plate
27 02696 Bearing
28 02679 Shield
29 01547 Collar
30 02066 Housing - 50727
02067 Housing - 50728
02068 Housing - 50729
31 12132 Pin
32 01449 Valve Stem
33 01448 Throttle Lever
34 01464 Seal
35 01472 Tip Valve
36 01468 Spring
37 01564 Spacer
38 95558 Retaining Ring
39 95730 O-Ring
40 01469 Speed Regulator Assy.
41 01024 O-Ring
42 95438 O-Ring
43 95711 Retaining Ring
44 94521 Muffler Base
45 94528 Felt Muffler
46 94522 Muffler Cap
47 95375 O-Ring
48 94526 Spacer
49 94523 Inlet Adapter
50 94519 Muffler Assembly
Buy parts on line at https://Dynashop.co.uk/ for all things Dynabrade
.4 Hp/Right-Angle/Rear Exhaust
2" Depressed Center Wheel Grinder
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
Warning/Safety Operating Instructions for more complete safety information.
T
17 N•m
W
1
13
A
A
4
14
13
B
13
C
Left Hand Threads
13
12
W
11
1
10
9
8
7
6
5
4
A
8
T
23 N•m
3
2
1
A
1
Air Motor and Machine Parts
19
18
17
16
15
T
34 N•m
A
8
25
23
24
22
32
31
30
29
Right Hand Threads
40
50
45
43
46
44
42
Parts Page Reorder No. PD00•15
Effective February, 2000
Supercedes PD97•17
'
21
20
27
26
21
O
1
33
36
34
38
35
39
41
T
23 N•m
A
8
48
47
KEY
O
Oil: O
= Air Lube
1
Wicking: W
= Gear Oil
W
1
A
Loctite: A
= Loctite #680
4
A
= Loctite #567
8
Torque: N•m x 8.85 = In. - lbs.
T
s
28
37
O
1
49
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Related Manuals for Dynabrade 50727
Summary of Contents for Dynabrade 50727
- Page 1 Always operate, inspect and maintain this tool in accordance with the Safety Code for portable air tools WARNING ’ (ANSI B186.1) and any other applicable safety codes and regulations. Please refer to Dynabrade Warning/Safety Operating Instructions for more complete safety information. 17 N•m Index Key No.
- Page 2 2. Some silencers on air tools may clog with use. Clean and replace as required. 3. All Dynabrade air motors should be lubricated. Dynabrade recommends one drop of air lube per minute for each 10 SCFM (example : if the tool specification state 40 SCFM, set the drip rate of your filter-lubricator at 4 drops per minute).
- Page 3 1-3 with different shim if necessary. 5. Once proper rotor gap clearance is achieved, install well lubricated 01480 Blades into 02037 Rotor (use 95842 Dynabrade AIr Lube or equivalent). 6. Install 01476 Cylinder so it rests against the 01478 Bearing Plate (making sure inlet holes of cylinder are in alignment with inlet holes in 02676 Rear Bearing Plate).
- Page 4 Tool Assembly is complete. Please allow 30 minutes for adhesives to cure before operating tool. Important: Before operating, place 2-3 drops of Dynabrade Air Lube (P/N 95842) directly into air inlet with throttle lever depressed. Operate tool for 30 seconds to determine if tool is operating properly and to allow lubricating oils to properly penetrate motor. Motor should now be tested for proper operation at 90 PSI.
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