Confirming A Faulty Control Panel Capacitor - WACKER Group LTC 4 Repair Manual

LTC Repair

7.21 Confirming a Faulty Control Panel Capacitor

See Graphic: wc_gr002455
7.21.1 Remove the input and output wires from the capacitor.
7.21.2 Discharge the capacitor by placing the blade of an insulated
7.21.3 Using a multimeter set to the Farad (F) or capacitance (C) scale (200
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Carry out this procedure with the engine shut down.
Note: The capacitor is shown with the resistor disconnected; the
resistor may be left connected if desired.
screwdriver across the two spades of the capacitor.
µF), measure the capacitor's capacitance. Each capacitor should
measure 24±2 µF. If the reading is not within this range, replace the
capacitor.
F 200p
V
2n
20n
200n
2
µ
20
µ
200
µ
2000
µ
20m
A
V- COM
Electrical Troubleshooting
109
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