Tennant 550 Training manual

IB 340505 (8-01) 1

No. 340505

Machine: 95, 550

Published: 8-01/00

System: HYDRAULIC

INSTRUCTION BULLETIN

NOTE: DO NOT DISCARD the Parts List from the Instruction Bulletin. Place the Parts

List in the appropriate place in your machine manual for future reference.

Retaining the Parts List will make it easier to reorder individual parts and will

save you the cost of ordering an entire kit.

NOTE: Numbers in parenthesis ( ) are reference numbers for parts listed in Bill of Materials.

Repair parts list for pump 373419 and Kit number 397689

SYNOPSIS / PROBLEM:

This kit contains the new hydraulic pump part # 373419, repair information bulletin, repair

parts list and parts breakdown for hydraulic pump part # 373419.

When repairing this pump, please follow the step-by-step instructions in the repair

information bulletin Tennant #373281 (Eaton #7--620).

REPAIR PARTS LIST FOR PUMP PART # 373419

Ref.

Tennant

Part No.

Machine

Serial Number Description Qty.

1 ISK (000000-- ) In seal kit #61881 2

2 373218 (000000-- ) Pin, dowel 2

3 373219 (000000-- ) Washer 1

4 ISK (000000-- ) In seal kit #61881 2

5ISK (000000-- )In seal kit #61881 4

6 61891 (000000-- ) Screws 2

7 373392 (000000-- ) Spring 2

o8 74230 (000000-- ) Plug S/A 2

Y(000000-- ) O--ring, 2.38 mm Dia. X 22.23 mm I.D. 2

961882 (000000-- )Rotating kit 1

10 61888 (000000-- ) Cover seal 1

11 61890 (000000-- ) Trunion cover 1

12 61889 (000000-- ) O--ring cover 1

13 37454 (000000-- ) Bearing race 1

14 37448 (000000-- )Bearing 2

15 ISK (000000-- ) In seal kit #61881 1

16 74240 (000000-- ) Race, bearing 2

17 74210 (000000-- ) Bearing 1

18 74261 (000000-- ) Cap screw 2

19 74260 (000000-- )Cap screw 2

20 ISK (000000-- ) In seal kit #61881 1

21 ISK (000000-- ) In seal kit #61881 1

22 373220 (000000-- ) Rel vlv assembly 4500 1

23 373220 (000000-- )Rel vlv assembly 4500 1

IB 340505 (8-01)2

o24 373221 (000000-- ) Housing assy 1

Y37462 (000000-- ) Bearing 1

25 61880 (000000-- ) Backplate 1

26 373222 (000000-- ) Valve plate 1

27 34094 (000000-- ) Drive shaft 1

28 61883 (000000-- )Cam plate 1

o29 34162 (000000-- ) Charge PMD ADPT 1

Y55929 (000000-- ) Roller bearing 1

30 373420 (000000-- ) Geroter, ring IN 1

31 74275 (000000-- ) Geroter, ring OT 1

37 13907 (000000-- )Plug, #8 O--ring 1

38 61879 (000000-- ) Key 1

39 ISK (000000-- ) In seal kit #61881 1

40 373225 (000000-- ) Washer 2

41 37460 (000000-- ) Washer 1

45 373225 (000000-- ) Washer 1

46 373281 (000000-- )Repair info, pump 1

61881 (000000-- )Seal kit 1

TENNANT COMPANY

P. O. Box 1452

Minneapolis, MN 55440-1452

IB 340505 (8-01) 3

FIG. 1 -- REPLACEMENT PUMP BREAKDOWN

IB 340505 (8-01)4

FIG. 2 -- REPLACEMENT PUMP BREAKDOWN

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