Graco GH 833 249318 Repair Manual page 18

11. Remove hydraulic pump (3).
3
12. Remove fittings (30, 34, 35) from pump (3) and set
aside to use on the new pump.
Installation
1. Install fittings (30, 34, 35) from old pump on new
pump. Torque fitting 30 and 35 to 600 + 10 in-lb
(67.8 N•m). Torque fitting 34 to 450 in-lb (50.8 N•m).
NOTE: Fill pump casing with hydraulic oil before install
ing fitting (34).
18
34
3
30
ti7816
34
3
30
ti7816
2. Install new pump (3) in frame.
3. Install screws (9) and nuts (10). Torque to 225 + 10
in-lb (25.42 N•m).
9
ti7800
10
4. Replace large pulley (4) on hydraulic pump shaft.
35
5. Align pulley (4) on shaft. When properly positioned
approximately 1/8 inch of shaft (139) will protrude.
35
139
Hydraulic Pump Replacement
ti7778
4
ti7813
1/8 inch
4
ti7835
311283H
3