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DYNABRADE

®

DYNABRADE, INC.,

8989 Sheridan Drive   

Clarence, NY  14031-1490   

Phone: (716) 631-0100   

Fax: 716-631-2073   

International Fax: 716-631-2524

DYNABRADE EUROPE S.àr.l.,

Zone Artisanale    

L-5485 Wormeldange—Haut, Luxembourg    

Telephone: 352 76 84 94 1   

Fax: 352 76 84 95 1

© DYNABRADE, INC., 2006

PRINTED IN USA

PD03.27_Rev.1_08/06

Visit Our Web Site:  

www.dynabrade.com

Email:

Customer.Service@Dynabrade.com

Optional Accessories

Dynaswivel

®

Swivels 360° AT TWO PIVOT POINTS allowing the air hose to
drop directly to the floor while providing superb tool handling.

95461 

– 3/8" NPT

51989 Repair Collar

Specially designed collar for use in vise to prevent damage
to valve body of tool during disassembly/assembly.

97782 Retainer Repair Tool

Tool has a 3/8 in. square socket for use with 3/8 in. drive;
breaker bar, ratchet head, or torque wrenches.

Bearing Press Tool

Used to install bearings.

96243:

For installing 02057 Bearing.

96244:

For installing 01266 Bearing.

53698 Carrier Wrench

Carrier Wrench has a 3/8 in. square socket
for use with 3/8 in. drive; breaker bar,
ratchet head, or torque wrenches. 

96209 Motor Repair Clamp

Specially designed clamp to secure motor
cylinder before disassembly.

53621 Over Hose Assembly

Over Hose Assembly directs exhaust 
away from operator.

Dynabrade Air Lube

Formulated for pneumatic equipment.

Absorbs up to 10% of its weight in water.

Prevents rust and formation of sludge.

Keeps pneumatic tools operating longer
with greater power and less down time.

95842:  

1pt. (473 ml)

95843:  

1gal. (3.8 L)

Reference Contact Information

1. American National Safety Institute – ANSI

3. European Committee for Standardization

25 West 43

rd

Street

Rue de Stassart 36

Forth Floor

B - 1050 Brussels, Belgium

New York, NY 10036
Tel:  1 (212) 642-4900
Fax:  1 (212) 398-0023

2. Government Printing Office – GPO

Superintendent of Documents
Attn. New Orders
P.O. Box 371954
Pittsburgh, PA 15250-7954
Tel:  1 (202) 512-1803

95263

– 17 mm open-end wrench.

95281

– 19 mm open-end wrench.

96532 Motor Tune-Up Kit 

Includes assorted parts to help maintain
and repair motor.

01902 Drop-In Motor - 4,500 RPM 
01904 Drop-In Motor - 2,800 RPM 
01905 Drop-In Motor - 1,250 - 1,800 RPM 

Allows quick and easy replacement.
No motor adjustments needed.

30335 Air Supply Hose

3/8 in. I.D. x 60 in. Wide air supply
hose, includes:  3/8 in. NPT male and

female threaded fittings.

Dynabrade Angle Gear Oil

Specifically formulated to saturate wick system in right 
angle gear head.

95848:  

2 oz. tube

95849:  

10 oz. tube

95541:  

Push-Type Gear Oil Gun

95542 Grease 10 oz.

Multi-purpose grease for all types of
bearings, cams, gears.

High film strength; excellent resistance to
water, steam, etc.

Workable range 0˚ F to 300˚ F.

95541 Push-type Grease Gun

One-hand operation.

6" Disc Pads

(3,200 RPM Max.)

50828

(5/8"-11)

Foam-Backed Rubber-Face
Soft Pad for PSA.

57545

(5/8"-11)

Hook-Face Pad for
Reattachable Discs.

7-1/4" Disc Pads

(3,200 RPM Max.)

50853

(5/8"-11)

Hook-Face Pad for
Reattachable Discs.

50854

(M14x2)

Hook-Face Pad for

Reattachable Discs.

8" Disc Pads

(3,200 RPM Max.)

50829

(5/8"-11)

Foam-Backed Rubber-Face
Soft Pad for PSA.

50947

(5/8"-11)

Hook-Face Pad for
Reattachable Discs.

53209 Ergo-Handle

Increases operators comfort when 
using unbalanced wheels.

50984 Top Handle Assembly

Summary of Contents for 51390

Page 1: ...ation and Maintenance Models 51390 1 250 RPM 5 8 11 51391 1 800 RPM 5 8 11 51392 2 800 RPM 5 8 11 51393 4 500 RPM 5 8 11 51394 1 250 RPM M14 x 2 51395 1 800 RPM M14 x 2 51396 2 800 RPM M14 x 2 51397 4 500 RPM M14 x 2 SAFETY LEGEND WARNING WARNING Read and understand tool manual before work starts to reduce risk of injury to operator visitors and tool WARNING Eye protection must be worn at all time...

Page 2: ...ssory Connect air tool to power source Be careful NOT to depress throttle lever in the process Do not expose air tool to inlet pressure above 90 PSIG or 6 2 Bars Caution After installing the accessory before testing or use and or after reassembling tool the right angle buffer polisher must be started at a reduced speed to check for good balance Gradually increase tool speed DO NOT USE if tool vibr...

Page 3: ... few drops of Dynabrade Air Lube P N 95842 to the air line and start the tool a few times to lubricate air motor Check for excessive tool vibration Handling and Storage Use of tool rests hangers and or balancers is recommended Protect tool inlet from debris see Notice below DO NOT carry tool by air hose or near the tool throttle lever Protect abrasive accessories from exposure to water solvents hi...

Page 4: ...0 RPM Models 41 All Housings Include Warning Specification Labels 20080 Housing Model 51390 20081 Housing Model 51391 20082 Housing Model 51392 20083 Housing Model 51393 20084 Housing Model 51394 20085 Housing Model 51395 20086 Housing Model 51396 20087 Housing Model 51397 42 96444 Pin 43 51949 Safety Lever Assembly 44 51946 Valve Stem Assembly Incl 96443 O Ring 45 51945 Valve Seat 46 51944 Tip Va...

Page 5: ...et bushing with muffler assembly twist counterclockwise 3 Remove 53682 Gasket 51943 Spring 96442 O Ring 51940 Spacer 94528 Felt Silencer 53686 Muffler Cap 94924 Wave Spring and 53683 Spacer from 53681 Inlet Bushing 4 Remove 51944 Tip Valve and 51945 Valve Seat 5 Remove housing and 51989 Repair Collar and lay collar on bench with flange facing down so it is supporting throttle lever Place a 3 32 3 ...

Page 6: ... Align 51936 Coupling Insert into 51935 Coupling in right angle head assembly and thread motor into 53650 Lock Ring twist clockwise 25 Secure 53600 Right Angle Housing against both side handle bosses in a padded vise 26 Rotate motor housing and 53650 Lock Ring until throttle lever is located between the 9 11 o clock position Throttle lever in this position safe guards against accidental start ups ...

Page 7: ...rew 1 L 22 01041 Grease Fitting 1 X 23 53695 Adapter 1 X 24 See Pg 4 Carrier 1 X 25 See Pg 4 Gear 2 X 26 04026 Needle Bearing 4 X 27 53679 Shaft 1 X 28 53665 Ring Gear 1 X 29 51951 Shim Pack 1 T L 30 51922 Front Bearing Plate 1 X 31 96441 Pin 2 X 32 51927 Spacer 1 T X 33 See Pg 4 Rotor 1 X 34 51926 Blade 4 pkg 1 T X 35 51925 Cylinder 1 X 36 51923 Rear Bearing Plate 1 X 37 02057 Bearing 1 T X 38 96...

Page 8: ...gal 3 8 L Reference Contact Information 1 American National Safety Institute ANSI 3 European Committee for Standardization 25 West 43rd Street Rue de Stassart 36 Forth Floor B 1050 Brussels Belgium New York NY 10036 Tel 1 212 642 4900 Fax 1 212 398 0023 2 Government Printing Office GPO Superintendent of Documents Attn New Orders P O Box 371954 Pittsburgh PA 15250 7954 Tel 1 202 512 1803 95263 17 m...

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