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. .
WARNING
page 12 to reduce the risk
of
a fluid injection injury,
splashing
in
the eyes
or
in the skin,
injury
from mov-
ing parts or electric shock.
1. Remove the motor shield (14). Remove the front
cover (32). Disconnect the hose (47).
2. Remove the pressure control cover (36). Disconnect
the four motor leads.
3. Unscrew the connector (54) from the pressure con-
trol. Pull the wires through the connector.
4. Unscrew the connector (54) from the motor and re-
move it from the conduit '(22).
5.
Remove the screws (51) from the recess of the drive
housing.
6.
Remove the screws (21 and 30) from the the motor
bell (F).
7 . Use a plastic mallet to tap the displacement pump
(39) from the rear to loosen
the
drive housing
(1 8 )
from
the motor bell
(F).
Pull
off the drive housing.
NOTE:
To avoid damage to the drive housing:
engaged
in
the motor bell or inthe drive housing.
Do not drop the gear cluster (9), which may stay
Do not lose the thrust balls (1 0) or drop them be-
~eengears.Theballsusuallystayintheshaftre-
not in place, the bearings will wear prematurely.
cesses, but could be dislodged. If the balls are
8. Remove the screws (8) holding the motor to the
frame. Lin
off
the motor.
9. Mount the new motor on the frame.
10. Slide a connector (54) over the conduit (22) ofthe new
motor and screw two or three threads of it into the mo-
tor. Tighten the locknut (44) up to the motor.
11. Liberally grease the gear cluster (51) and pinion gear
(G) and pack all bearings in the motor bell. Be sure
the thrust balls (9) are
in
place. (One ball is included
with a replacement motor.)
12. Place the bronze-colored washer (18b) and THEN
the silver-colored washer (18a) on the shaft protrud-
ing from the big gear in the drive housing (18).
13. Align the gears and push the drive housing (18)
straight onto the motor bell (F) and locating pins.
14. Continue
to
reassemble the sprayer.
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