Graco ULTRA AIRLESS 230-963 User Manual
Page 27
19. Install
the
connecting rod
20. Screw the displacement pump about 3/4 of the
way into the bearing housing
Hold the pin
up to the pin hole in the connecting rod assembly
and continue screwing in the pump until the pin
slides easily into the hole. Back
off
the pump until
the top threads of the pump cylinder are flush with
the face of the bearing housing and the outlet nip-
ple
is
facing back. Push the retaining spring
into the groove
all
the way around the connect-
ing rod. Tighten the jam nut
to
94
(70
tight to prevent
it
from loosening which
will damage the bearing housing.
and
26.
Be sure the retaining spring
is firmly in the
groove of the connecting rod,
all
the
around,
I
io
prevent the pin
working
loose due
to
vibration. See Fig
I
off due to the force of the pumping action. These
If the pin works loose,
it
or other parts could break
parts could be projected through the air and result
in serious bodily injury or property damage, in-
cluding damage to the pump, connecting rod or
bearing housing.
21. Reinstall the front cover and screws (11, 13).
Reconnect the suction tube
and pump outlet
hose
Fig
26
307-671