Daikin FTKS60FV1B Specifications Page 294

  • Download
  • Add to my manuals
  • Print
  • Page
    / 355
  • Table of contents
  • TROUBLESHOOTING
  • BOOKMARKS
  • Rated. / 5. Based on customer reviews
Page view 293
SiBE12-713 Check
Service Diagnosis 283
6.1.11 Capacitor Voltage Check
Check No.12 Before this checking, be sure to check the main circuit for short-circuit.
Checking the capacitor voltage
z
With the circuit breaker still on, measure the voltage according to the drawing of the model in
question. Be careful never to touch any live parts.
6.1.12 Power Transistor Check
Check No.13
Checking the power transistor
z
Never touch any live parts for at least 10 minutes after turning off the circuit breaker.
z
If unavoidably necessary to touch a live part, make sure the power transistor's supply
voltage is below 50 V using the tester.
z
For the UVW, make measurements at the Faston terminal on the board or the relay
connector.
THERMISTOR LEAD WIRE
(GAS PIPE)
THERMISTOR LEAD WIRE
(LIQUID PIPE)
REVERSING SOLENOID
VALVE LEAD WIRE
MULTIMETER
(DC. VOLTAGE RANGE)
REACTOR LEAD WIRE
COMPRESSOR LEAD WIRE
OL LEAD WIRE
THERMISTOR LEAD WIRE
FAN MOTOR LEAD WIRE
ELECTRONIC EXPANSION VALVE
COIL LEAD WIRE(ROOM-A)
ELECTRONIC EXPANSION VALVE COIL
LEAD WIRE(ROOM-B)
ELECTRONIC EXPANSION VALVE
COIL LEAD WIRE(ROOM-C)
(R5154)
Tester's negative terminal
Power transistor
(+)
UVW
Power transistor
(–)
UVW
Tester's positive terminal UVW
Power transistor
(+)
UVW
Power transistor
(–)
Normal resistance Several kohms to several Mohms
Abnormal resistance 0 or
Page view 293
1 2 ... 289 290 291 292 293 294 295 296 297 298 299 ... 354 355

Comments to this Manuals

No comments