Dynabrade 52657 Safety, Operation And Maintenance Download Page 4

7 N•m

T

17 N•m

T

23 N•m

T

9 N•m

T

Left Hand

Threads

A

10

A

10

A

8

A

10

A

8

A

6

A

8

W

1

22

15

16

9

11

6

4

5

3

1

2

7

10

8

7

30

28

29

31

48

47

49

50

46

45

44

51

52

53

54

55

57

42

43

40

39

38

37

35

41

32

33

34

13

12

23

25

26

27

24

17

19

18

20

25217 Muffler Assembly

Left Hand

Threads

See Label Key

Apply to

both sides

34 N•m

T

30 N•m

T

35 N•m

T

21

56

A

8

14

36

58

Index Key

No.    Part #      Description

1

25265

Retainer

2

53609

Felt Seal

3

25271

Spindle

4

01036

Bearing

5

98288

Shim (as required)

6

98287

Shim (as required)

7     

Bevel Gear Set

25232

Models: 52657, 52802

25231

Model: 53868

8

25274

Spacer- 

52657 & 52802

9

25264

Wick

10

02057

Bearing

11

98243

Wave Spring

12

25273

Plunger Assembly
(Includes 

96156

)

13

98285

Spring

14

Housing

(Includes:

01041

25275

)

25203

Model 52657

25202

Model 52802

02208

Model 53868

15

25283

Silencer

16

25217

Muffler Assembly

17

98282

O-Ring (2 mm)

18

98281

O-Ring (2.4mm)

19

25282

Silencer

20

25278

Muffler Cover

21

25281

Muffler Stem Assembly

22

53134

Vibration Dampening Handle

23

01007

Bearing

24

01294

Shim (as required)

25

01293

Shim (as required)

26

98242

O-Ring

27

25236

Front Bearing Plate

28

01010

Spacer

29

25233

Rotor

30

25234

Vane (4/Pkg.)

31

25235

Cylinder

32

96441

Pin

33

25237

Rear Bearing Plate

34

01206

Bearing

35

98279

Pin (2)

36

25290

Governor Cage

37

25291

Governor Weight (2)

38

25293

Governor Valve

39

Governor Spring

25296

Model 52657, 53868

25294

Model 52802

40

25298

Shim (.25 mm Thk.) 

(asReq)

41

25299

Shim (.13 mm Thk.) 

(asReq)

42

25292

Governor Spindle

43

25295

Pin

44

66435

O-Ring

45

25256

Governor Housing

46

25257

Cup Nut

47

12132

Pin

48

01462

Safety-Lock Lever

49

25247

Valve Stem Assembly
(Includes 

96443

)

50

25245

Throttle Handle
(Includes 

25246

)

51

51945

Valve Seat

52

25249

Tip Valve

53

25250

Spring

54

96442

O-Ring

55

51940

Spacer

56

25213

Inlet Bushing
(Includes 

51938

, Qty-2 )

57

25253

Insulating Cover

58

51151

7" Back-Up Pad

Right Angle Sanders

Complete Assembly 

Models:
52657, 52802, 53868

25285

S/N, RPM Label

25287

Sanding Label

Label Key

Part #    Description

Adhesive:

A

1

= Loctite #609

A

6

= Loctite #380

A

8

= Loctite #567

A

10

= Loctite #243

Torque: 

N•m x 8.85 = In. - lbs. 

Oil: 

O

1

= Air Lube

W

Wicking: 

W

1

= Gear Oil

O

A

T

KEY

4

Summary of Contents for 52657

Page 1: ...to contaminants that exceed the applicable threshold limit values required by law WARNING Air line hazard pressurized supply lines and flexible hoses can cause serious injury Do not use damaged fraye...

Page 2: ...ated for contact with electric power sources Use a vise or clamping device to hold work piece firmly in place Do not apply excessive force on tool or apply rough treatment to it Always work with a fir...

Page 3: ...eakdown Blow air supply hose out prior to initial use Visually inspect air hoses and fittings for frays visible damage and signs of deterioration Replace damaged or worn components Refer to Dynabrade...

Page 4: ...ation Dampening Handle 23 01007 Bearing 24 01294 Shim as required 25 01293 Shim as required 26 98242 O Ring 27 25236 Front Bearing Plate 28 01010 Spacer 29 25233 Rotor 30 25234 Vane 4 Pkg 31 25235 Cyl...

Page 5: ...2 or equivalent around the 25273 Plunger Assembly 2 Place padding around the housing and carefully hold the housing stationary in a vise with the plunger assembly facing up 3 Use two flat blade screwd...

Page 6: ...sing pocket Important Follow these steps to adjust the fit or backlash of the spiral bevel gear pinion gear 9 Install the spindle assembly into the housing align wick shape to housing contour Mesh bev...

Page 7: ...01007 Bearing 1 T 24 01294 Shim 1 T 25 01293 Shim 1 T 26 98242 O Ring 1 T 27 25236 Front Bearing Plate 1 X 28 01010 Spacer 1 X 29 25233 Rotor 1 X 30 25234 Vane 4 pkg 1 T 31 25235 Cylinder 1 X 32 9641...

Page 8: ...W DYNABRADE COM Reference Contact Information 1 American National Standards Institute ANSI 1899 L Street NW 11th Floor Washington DC 20036 Tel 1 212 642 4900 2 Government Printing Office GPO Superinte...

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