Graco GH 833 16U287, Repair Manual, Page: 19 / 34

Hydraulic Pump Replacement
311283H 19
6. Replace set-screws (87). Tighten and torque to 60 +
2 in-lb (6.8 + 0.2 N•m).
NOTE: Tighten set-screw on shaft before tightening
set-screw on pump shaft.
7. Position belt (19) over pulleys (4, 6); Installing Belt,
page 20.
8. Replace belt cover (67) and grommets (80), wash
ers (78) and screws (79), (2 each side). Torque
screws to 25-30 in-lb (2.8 -3.4 N•m).
9. Install suction lines. Tighten fittings. Torque fitting A
to 225 + 10 in-lb (25.4 + 1.1 N•m). Fitting B to 450
+10 in-lb (50.1 + 1.1. N•m). Fitting C to 225 in-lb
(25.4 N•m).
10. Install cover (140) and with four screws (79). Torque
to 25-30 in-lb (2.8 - 3.4 N•m). Install pump handle
cover (196) with screw (197).
11. Fill oil tank following Refilling Oil procedure on
page 16.
67
79
ti7810
ti7812
78
80
ti7767
ti7889
A
B
C
79
140
ti7111b
197 196