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Motor Replacement
30 309674M
UltraMax II, Ultimate II, and ST Max II
490/495/595 Models Only
Removal
1. Relieve pressure, page 7.
2. Remove four screws (12) and shroud (23).
3. Remove two screws (12) and front cover (22)
4. Remove pump (41); Displacement Pump Replace-
ment, page 15
5. Remove drive housing (42); Drive Housing
Replacement, page 17.
6. Disconnect motor leads.
7. Remove screws (47) and manifold (15).
8. Remove screws (47) and control box (48).
9. Remove screws (47) and motor (54) from frame
(59).
Installation
1. Install new motor (54) on frame (59) with screws
(47).
2. Install control housing (48) with screws (47).
3. Install manifold (15) with screws (47).
4. Connect motor leads. See wiring diagram on page
25.
5. Install drive housing (42); Drive Housing Replace-
ment, page 17.
6. Install pump (41); Displacement Pump Replace-
ment, page 15.
7. Replace front cover (22) and screws (12). Tighten
screws securely.
8. Replace shroud (23) and screws (12). Tighten
screws securely.
CAUTION
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.
WLD
12
23
12
50
49
48
47
15
47
47
54
59
22
12