Graco GM3500 SPRAYER 231-078 Instructions And Parts List page 16

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REPAIR
5. Disconnect the wires from the rectifier
(307). Re- 9. Reassemble
in the reverse order. Be Sure to reinstall
move the screw (311), nut (306) and lockwasher
(305). See Fig 16-1,
the wire clamp (32) on the new pressure control
wires. Fasten both clamps to the cart with the
6. Unscrew the connector (313) from the box, pulling
the wires out with it.
same screws, lockwashers and nuts (62,9,61) which
hold the bracket (67) to the cart. See Fig 15-2.
7.
Holding the hex of the adapters (A) at the control box
with a wrench, remove the elbows (314).
8. Removethescrew(310)andiockwashers(305)from
10. Perform the Pressure Control Calibration proce-
the ground wire (308).
dure on the next page before regular operation of the
sprayer.
31 1,305,306
RED
RECTIFIER (307) CONNECTIONS
Fig
16-1
16
307-893