Graco EM 490 Instructions-Parts List Manual page 19

described on page 18.
Remove the pump, connecting rod end bearing as Clean end inspect the gear
(371
for wear or damage.
Replace if necessary. To remove, drive out the pin
(271
Remove the screws, lockwashers (AB61 and drive
and pull the gear off the mator shaft. Apply
housing
( 0 .
Remove the screws, lockwashers (5% Et
molybdenum disulfide spray lubricant to the gear, allow
55b)
and motor housing
(Dl. See
Fig
18.
to dry, then apply industrial grade, heavy duty, extreme
pressure lithium soap grease.
removal.
Install the new drive assembly in the reverse order of
307-735
19
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