Graco Dyna-Star 77X000 Instructions Manual page 30

Hp and hf pumps
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Repair
Reassembly
NOTE:
Use all new parts included in kit for reassembly.
1. Apply a thin coating of Gleitmo 585K grease to shaft
of the new motor.
2. Apply a thin layer of grease to o-ring (122). Install
o-ring in motor (123) (F
101
122
F
. 57
IG
3. Install new motor (123) using screws (125) and
washers (124) (F
. 57). Use a wrench to tighten
IG
screws securely. Torque to 17-19 ft lbs (23 - 25
N.m).
4. Feed motor wire harness (a) through strain relief
opening (115a) in housing (115) (F
Thread strain relief body (SR) into opening (115a).
Tighten to 3.5 ft.-lbs (4.7 N.m). Tighten coupling nut
(CN) to 2.0 ft.-lbs (2.7 N.m).
115a
SR
CN
115
F
. 58
IG
30
. 57).
IG
123
125
. 58).
IG
a
5. Match green, yellow and blue wires to terminals of
same color (written on the motor control board).
Secure wires to terminals using washers and nuts
(134 and 135) (F
1.1 N.m).
124
115
134
135
F
. 59
IG
6. Connect sensor cable (117a) (F
7. Replace control board gasket (119) and cover (120)
with screws (116) being careful not to pinch any
. 59). Torque to 8-10 in. lbs (0.9 -
IG
134
117a
. 59).
IG
332514J

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