Drive Housing Replacement - Graco 190ES 261825 Repair Manual

Drive Housing Replacement

Drive Housing Replacement
Removal
1. Relieve pressure, page 6.
2. Remove pump (33). Displacement Pump
Replacement, page 12.
3. Disconnect power cord from outlet.
28
29
13
32
4
11
4. Remove two screws (11) and cover (32).
5. Remove screw (13) and four screws (4).
6. Pull drive housing (29) out of motor front endbell.
7. Remove gear cluster (27) and (26) and thrust bear-
ing (28) from drive housing.
CAUTION
Do not drop gear cluster (27) and (26) when removing
drive housing (29). Gear cluster may stay engaged in
motor front endbell or drive housing.
14
2
Installation
1. Apply a liberal coat of grease to gears and needle
bearing surfaces. Install thrust bearing (28) and
gears (26) and (27) in motor front endbell.
27
Needle
Bearing Surfaces
28
27
26
2. Push drive housing (29) into motor front endbell.
Insert gear crank (27) through hole in connecting
rod (30).
27
ti9148a
30
13
32
11
3. Install four screws (4) and screw (13).
4. Install cover (32) with two screws (11).
5. Install pump (33). Displacement Pump Replace-
ment, page 12.
26
ti9147a
4
ti9149a
311990J