Loader Bobcat 853, 853H. Manual - part 30

DRIVE BELT SHIELD

Removal And Installation

Stop the engine.

Open the rear door.

Remove the three belt shield holddown clips (Item 1) [A].

Remove the belt shield (Item 1) [B] from the drive belt
housing.

B

P–05096

1

A

P–05041

1

1

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853, 853H Loader

Service Manual

DRIVE BELT 

Replacing The Drive Belt

Raise the operator cab. (See Page 1–1.)

Remove the belt shield. (See Page 3–26.)

Loosen the bolt (Item 1) [A] on the idler pulley tensioner
mounting bracket.

Loosen the jam nut (Item 2) [A] and turn the nut (Item 3)
[A] to release the belt tension.

Remove the drive belt from the hydrostatic pump pulley
and flywheel pulley.

Remove the drive belt [B].

Installation: Install the new drive belt and adjust. (See
Page 3–32 or 3–41.)

A

P–04926

3

1

2

853, 853H Loader

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Service Manual

B

B–05095

E–02296

SPRING LOADED TENSIONER PULLEY

Parts Identification

  1. Cover
  2. Bolt
  3. Washer
  4. Pins
  5. Washer
  6. Spring
  7. Snap Ring
  8. Snap Ring
  9. Bearing
10. Dust Shield
11. Pulley
12. Bushing
13. Hub
14. Washer
15. Seal
16. Arrow Indicator Plate
17. Locating Pin
18. Spring
19. Shaft
20. Bracket

11

17

12

13

14

15

16

18

19

20

10

9

8

7

5

5

6

4

3

2

1

NOTE: Drive idler parts are not

available individually. Consult
parts catalog for available
sub–assemblies.

Revised Feb. 99

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853, 853H Loader

Service Manual

SPRING LOADED TENSIONER PULLEY (Cont’d)

Disassembly

Remove the grease cover (Item 1) [A].

Remove the bolt (Item 1) [B], the flat washer (Item 2) [B],
the retainer washer (Item 3) [B], the spring washer (Item
4) [B] and the second retainer washer (Item 3) [B] from
the pulley assembly (Item 5) [B].

Remove the two pins (Item 1) [C] from the hub assembly
(Item 2) [C] only if they have been damaged.

Remove the bracket assembly (Item 3) [C] by tapping on
the shaft (Item 4) [C] with a plastic hammer.

Remove the spring (Item 1) [D] from the bracket (Item 2)
[D].

A

P–08858

1

C

P–08861

1

2

4

3

D

P–08862

2

1

853, 853H Loader

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Service Manual

B

P–08859

1

4

2

3

5