Motor Replacement - Graco Pro 455 Repair Manual

Airless paint sprayers
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Disassembly
1.
Relieve pressure; page 4.
2. Remove pump (13); Displacement Pump Re-
placement, page 19.
CAUTION
Do not drop gear cluster (7) when removing drive
housing (10). Gear cluster may stay engaged in
motor front end bell or drive housing.
3. Remove drive housing (10); Drive Housing Re-
placement, page 17.
4. Remove four screws (18) and cover (39).
5. Disconnect all leads from board (35). Remove five
screws (36) and board.
35
36
18
39
Liberally apply grease
1
Fig. 11
18
309056

Motor Replacement

22
6. Remove strain relief (37, page 12, 13, 14).
7. Remove three screws (22) behind board and
remove control housing (21).
8. Remove four screws (22) and motor (1) from
frame (63).
Assembly
1. Install new motor (1) on frame (63) with four
screws (22).
2. Install control housing (21) with three screws (22).
3. Install strain relief (37, page 12, 13, 14).
4. Install board (35) with five screws (36). Connect all
leads to board (35).
5. Install drive housing (10); Drive Housing Re-
placement, page 17.
6. Install pump (13); Displacement Pump Replace-
ment, page 19.
1
1
1
22
7699B

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