Electric Motor - Graco Reactor H-25 Series Repair And Parts Manual

Repair

Electric Motor

Removal
1. Turn main power OFF
supply.
2. Relieve the pressure. See Pressure Relief
Procedure, page 26.
3. Remove motor shroud.
4. Disconnect motor cables as follows:
a. Refer to electrical diagrams in the Reactor
Electrical Diagram manual. Motor control board
is on right side inside cabinet, see Motor
Control Board, page 31.
b. Remove motor electric junction box cover.
c. Make a note of or label the wire connections.
Refer to the Reactor Electrical Diagram manual
and the diagram inside the motor junction box
cover. The motor must operate
counterclockwise when looking at the output
shaft.
CAUTION
Motor is heavy. Two people may be required to lift.
5. Remove screws holding motor to bracket. Lift motor
off unit.
30
. Disconnect power
Installation
1. Place motor on unit.
2. Fasten motor with screws.
3. Connect the wires, using wire nuts. Refer to the
Reactor Electrical Diagram manual and the diagram
inside the motor junction box cover. The motor must
operate counterclockwise when looking at the
output shaft.
NOTE: 3-Phase Motors: motor must rotate
counterclockwise when viewed from shaft end. If
rotation is incorrect, reverse power leads L1 and L2.
See your Reactor Operation manual, Connect Electrical
Cord.
4. Return to service.
312063Z