Bearing Housing & Connecting Rod - Graco GM5000 Instructions-Parts List Manual

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BEARING HOUSING & CONNECTING ROD
13. Install the screws (73) and lockwashers (74) on the
bearing housing and tighten evenly to 15 i n i b
(1.7 Nm).
NOTE: Refer to Fig 23-1 for Step 14
14. Screw the displacement pump about 3/4 of the way
the pin hole in the connecting rod assembly (22) and
into the bearing housing (21). Hold the pin (25) up to
continue screwing in the pump until the pin slides
threads of the pump cylinder are flush with the face of
easily into the hole. Back off the pump until the top
the bearing housing and the outlet nipple (92) is fac-
groove all the way around the connecting rod.
ing back. Push the retaining spring (26) into the
Tighten the locknut (27) very tight
-
about 65 to 75
ft-lb (90 to 100 N.m) -with a 2-1/4 in. open end
wrench and a light hammer.
WARNING
groove all the way around, to prevent the pin (25)
Be sure the retaining spring (26) is firmly in the
from working loose due to vibration.
due to the force of the pump action. These parts
If the pin works loose, it or other parts could break off
could be projected through the air and result in seri-
ous bodily injury or property damage, includingdam-
age to the pump connecting rod or bearing housing.
15. Reinstall the front cover and screw (23,68). Recon-
See Fig 22-1.
nect the suction tube (30) and pump outlet hose (59).
TORQUE TO
6 5 7 5 FT-LE
Fig 23-1