Graco Inc. 3A1450D Heat Pump User Manual


 
Repair
3A1450D 13
Reassemble the Coupling
Adapter and Tie Rods to the
Motor
NOTE: Use this procedure only if the coupling adapter
(108) and tie rods (104) have been disassembled from
the motor, to ensure proper alignment of the motor shaft
to the piston rod (R).
1. See F
IG. 5. Screw the tie rods (104) into the motor
(101) and torque to 50-55 ft-lb (68-75 N•m).
2. Fill the cavity in the bottom of the motor shaft with
grease. Lubricate the threads of the coupling
adapter (105). Screw the adapter into the motor
shaft and install the pin (106).
3. Assemble the coupling nut (110) to the piston rod
(R).
4. Orient the lower (102) to the motor (101). Position
the lower on the tie rods (104). Lubricate the
threads of the tie rods. Screw the tie rod locknuts
(105) onto the tie rods. Tighten the locknuts and
torque to 50-55 ft-lb (68-75 N•m).
5. Insert the collars (111) into the coupling nut (110).
Tighten the coupling nut onto the coupling adapter
(108) and torque to 75-80 ft-lb (102-109 N•m).
F
IG. 5. Reassembly
Torque to 75-80 ft-lb (102-109 N•m).
Torque to 50-55 ft-lb (68-75 N•m).
Apply lubricant.
Torque to 15-17 ft-lb (20-23 N•m).
1
2
3
4
2
3
1
101
109
102
108
TI16615a
103
111
104
105
110
106
113
112
2
4
3
R