Capacitor Voltage Check - Daikin FTXS09HVJU Service Manual

Check
5.1.9 Inverter Units Refrigerant System Check
Check No.11

5.1.10 Capacitor Voltage Check

Check No.12 Before this checking, be sure to check the main circuit for short-circuit.
 Checking the capacitor voltage
 With the circuit breaker still on, measure the voltage according to the drawing of the model in
Service Diagnosis
Refrigerant system check
Is
the discharge
thermistor disconnected
from the holder?
NO
Check for refrigerant leakage.
See the section on refrigerant
shortage detection.
question. Be careful never to touch any live parts.
Four-way valve
lead wire
YES
Fan motor
lead wire
N1 P2
TB3 TB2
>PS<
Correct the problem.
Replace the refrigerant.
Use the tester
in the DC range.
Compressor
lead wire
Reactor
lead wire
OL
lead wire
Thermistor
lead wire
(R5473)
SiUS04-904
(R8314)
149