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TROUBLESHOOTING & REPAIR
MAIN INPUT CONTACTOR (CR1) REMOVAL AND REPLACEMENT (continued)
FIGURE F.69 - MAIN CONTACTOR
L | 1 | A | L | 3 | A |
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L1 L2 L3
324
CR1 | 6 |
| 32 |
T1 T2 T3
T1 | T3 |
PROCEDURE | WARNING |
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1.Remove main input supply power to the machine.
2.With the 3/8" nut driver, remove the 4 screws that hold the handle to the machine.
3.Remove the rubber gasket (cover seal) from the lift bail.
4.With the 5/16" nut driver, remove the sheet metal screws from the case top.
5.With the 5/16" nut driver, remove the screws holding the right and left case sides. Remove the case sides by lifting up and out.
6.Perform the Capacitor Discharge Proce- dure described earlier in this section of the manual.
Before continuing with the test procedure, perform the capacitor discharge proce- dure to avoid electric shock.
7.After you have completed the capacitor dis- charge procedure for all four switch boards, with the slot head screw driver, remove the three heavy leads from the output side of the contactor.
8.With the slot head screw driver, remove the two small leads (L1A and L3A) from the input side of the contactor.
