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TROUBLESHOOTING & REPAIR | |||
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MAIN INVERTER BOARD RESISTANCE TEST (continued)
FIGURE F.2
P1
LEAD 2 (NZL)
WRK
LEAD 3 (EL)
Plug J1
Harness
Plug
RIGHT SIDE OF MACHINE
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TEST PROCEDURE
1.Remove main input power to the
2.Remove carrying handle using a 4mm allen wrench.
3.Using a crescent wrench, carefully remove the plastic nut from around the pressure regulator located on the top of the machine.
4.Using a 7mm nut driver, remove the case wraparound.
5.Perform the Input Filter Capacitor Discharge Procedure detailed earlier in this section.
6.Visually check for burned or damaged compo- nents. If any components are physically dam- aged or determined to be faulty, the Main Inverter Board should be replaced.
7.Check the input rectifier bridge (P1) for shorts or opens. See Figure F.2
