Graco Inc ti5637a Drive Housing Replacement, Removal, Installation, Relieve pressure, page

Drive Housing Replacement

Drive Housing Replacement

WARNING

Read Injection Hazard Warning, page 3 and page 8.

Removal

1.Relieve pressure, page 8.

2.Remove pump (9). Displacement Pump Replace- ment, page 14. Disconnect power cord from outlet.

3

4

5

7

6

32

ti5641a 2 30

6

Installation

1.Apply a liberal coat of grease to gears and needle bearing surfaces. Install thrust bearing (4) and gears (2) and (3) in front endbell housing.

Needle bearing surfaces

3

4

2

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2.Push drive housing into front endbell housing. Insert gear crank (3) through hole in connecting rod (7).

3.	Remove two screws (30) and cover (32).	3
4.	Remove four screws (6).	7

5. Pull drive housing (5) out of motor front endbell.

6. Remove gear cluster (2) and (3) and thrust bearing

(4) from drive housing.

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CAUTION

Do not drop gear cluster (3) and (2) when removing drive housing (5). Gear cluster may stay engaged in motor front endbell or drive housing.

3. Install four screws (6).

4. Install cover (32) with two screws (30).

5. Install pump (9). Displacement Pump Replace- ment, page 14.

16 310824D