7. Connect the power cable leads to the motor assembly as follows:
•Single Phase Motors – Connect theBLACK wire to motor terminal L1. Connect the WHITE wire to motor terminal L2. Connect the GREEN wire to the motor ground.
•Three Phase Motors – See Figure 1.
WARNING | FAILURE TO CONNECT POWER | |
AND SENSOR WIRES TO | ||
Hazardous | ||
DESIGNATED WIRES CAN CAUSE | ||
voltage | SHOCK, BURNS OR DEATH. |
|
|
|
|
| 460 V 3/60 |
|
| ||||||
| 4 |
|
|
|
|
|
|
| 4 |
|
|
|
|
| 5 |
|
|
|
|
|
|
| 7 |
|
|
|
|
| 6 |
|
|
|
|
|
|
|
|
|
|
| |
| 1 |
|
|
|
| CABLEPOWERLEADS |
|
| 5 |
|
|
| CABLEPOWERLEADS |
MOTORLEADS |
|
|
| L1 |
| MOTORLEADS |
|
|
|
| |||
3 |
|
|
|
| 8 |
|
|
| |||||
| 7 |
|
|
|
|
|
|
|
|
|
|
|
|
| 2 |
|
|
|
|
|
|
| 6 |
|
|
|
|
| 8 |
|
|
| L2 |
|
|
| 9 |
|
|
|
|
|
|
|
|
|
|
|
| 1 |
|
| L1 |
| |
|
|
|
|
|
|
|
|
|
|
|
| ||
| 9 |
|
|
| L3 |
|
|
| 2 |
|
| L2 |
|
|
|
|
|
|
|
|
| 3 |
|
| L3 |
| |
|
|
|
|
| G |
|
|
|
|
|
| ||
|
|
|
|
|
|
|
|
|
|
| G |
| |
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
|
| ||
|
| THREE PHASE MOTOR WIRING DIAGRAM |
|
| |||||||||
|
|
|
|
| Figure 1 |
|
| ||||||
8. Wire tie the power cable to the motor assembly.
9. Slide the motor cover onto the motor assembly, while carefully pulling the power cable out through the motor cover hole. DO NOT damage cables. Install the four seal housing socket head screws, torquing to 90 lbs in (10 Ν m).
10. Install the power cable strain relief assembly torquing the nylon bushing to 75 lbs in (8.5 Ν m) and the steel bushing to 100 lbs in (11.3 Ν m).
11. Continue the assembly following steps 7 through 12 of the “MECHANICAL SEAL REPLACEMENT ” section of this manual.
12. If the motor cover was replaced, it is necessary to transfer the Goulds nameplate. Using two stainless steel No. 2 round head metallic drive screws, install the Goulds nameplate.
NOTICE: FOLLOW THE INSTRUCTIONS PROVIDED IN THE “WIRING AND GROUNDING ” AND “OPERATION ” SECTIONS OF THE MANUAL AFTER UNIT DISASSEMBLY, REASSEMBLY.
START CAPACITOR REPLACEMENT
1. On single phase motors only, to gain access to the motor start capacitor (376), follow steps 1 through 5 in the “POWER CABLE REPLACEMENT ” section of this manual.
NOTICE: DISCARD STRAIN RELIEF ASSEMBLY. IT CAN NOT BE REUSED.
| FAILURE TO DRAIN CAPACITOR | |
WARNING | ||
OF STORED ELECTRICAL | ||
Hazardous | ||
CHARGE BEFORE SERVICE CAN | ||
voltage | CAUSE A SEVERE SHOCK. |
2. Remove the capacitor retaining screw and retaining bracket from the motor assembly. Remove the two wires from the capacitor. Discard the capacitor.
3. Connect the two motor wires to the new capacitor and reassemble with the retaining bracket and retaining screw, tightening securely.
4. Reassemble unit following steps 6 through 12 in the “POWER CABLE REPLACEMENT ” section of this manual.
NOTICE: FOLLOW THE INSTRUCTIONS PROVIDED IN THE “WIRING AND GROUNDING ” AND “OPERATION ” SECTIONS OF THE MANUAL AFTER UNIT DISASSEMBLY, REASSEMBLY.
MOTOR REPLACEMENT
1. To gain access to the motor assembly, follow steps 1 through 5 in the“POWE R CABLE REPLACEMENT ” section of this manual.
NOTICE: DISCARD STRAIN RELIEF ASSEMBLY. IT CAN NOT BE REUSED.
2. Remove the four motor thru bolts and carefully pull motor assembly from bearing housing. Further motor service MUST be provided by a qualified motor repair facility.
3. Insert the motor assembly into the bearing housing, visually aligning the motor thru bolts through the lower motor vent openings.
4. Install the four motor thru bolts, torquing to 35 lbs in (4 Ν m).
5. To complete the assembly follow steps 6 through 12 in the “POWER CABLE REPLACEMENT ” section of this manual.
NOTICE: FOLLOW THE INSTRUCTIONS PROVIDED IN THE “WIRING AND GROUNDING ” AND “OPERATION ” SECTIONS OF THE MANUAL AFTER UNIT DISASSEMBLY, REASSEMBLY
6