Graco 278680, Инструкция по эксплуатации, Страница: 23 / 28

Motor Replacement
332257A 23
Motor Replacement
Removal
1. Perform Pressure Relief Procedure , page 8. Unplug
power cord.
2. Remove four screws (12) and shroud (23).
3. Remove two screws (12) and front cover (22)
4. Remove pump (41); Displacement Pump
Replacement , page 15.
5. Remove drive housing (42); Drive Housing
Replacement , page 17.
6. Disconnect motor leads and thermistor leads.
7. Remove screws (47) and manifold (15).
8. Remove screws (47) and control box (48).
9. Remove two screws (12) and remove shroud bracket
(117).
10. Remove screws (47) and motor (54) from frame (59).
Installation
1. Install new motor (54) on frame (59) with screws (47).
Torque to 16.0 - 18.0 N•m.
2. Install control housing (48) with screws (47).
Torque to 16.0 - 18.0 N•m.
3. Install manifold (15) with screws (47).
Torque to 16.0 - 18.0 N•m.
4. Connect motor leads. See Wiring Diagram on page
24.
5. Install shroud bracket (117) and tighten screws (12).
Torque to 3.4 - 4.0 N•m.
6. Install drive housing (42); Drive Housing
Replacement , page 15.
7. Install pump (41); Displacement Pump
Replacement , page 15.
8. Replace front cover (22) and screws (12).
Torque to 3.4 - 4.0 N•m.
9. Replace shroud (23) and screws (12). Torque to
1.0 - 1.2 N•m to prevent stripping shroud bracket (117).
NOTICE
Do not drop gear cluster (44) and (40) when removing
from drive housing (42). Gear cluster may stay engaged
in motor front end bell or drive housing.
54
22
12
23
117
12
47
47
12
47
48
127
44
40
12
59
15
41
12
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