Daikin FTXG25EV1BS Service Manual Page 258

  • Download
  • Add to my manuals
  • Print
  • Page
    / 323
  • Table of contents
  • TROUBLESHOOTING
  • BOOKMARKS
  • Rated. / 5. Based on customer reviews
Page view 257
Check SiEBE12-625
248 Service Diagnosis
6.1.15 Hall IC Check
Check No.16 1. Check the connector connection.
2. With the power ON, operation OFF, and the connector connected, check the following.
Output voltage of about 5 V between pins 1 and 3.
Generation of 3 pulses between pins 2 and 3 when the fan motor is operating.
Failure of (1) Æ faulty PCB Æ Replace the PCB.
Failure of (2) Æ faulty Hall IC Æ Replace the fan motor.
Both (1) and (2) result Æ Replace the PCB.
The connector has 3 pins, and there are two patterns of lead wire colors.
Gray (power supply)
Blue (grounding)
Purple (signals)
White (power supply)
White with black line(signals)
White with manufacturer mark (grounding)
1
2
3
1
2
3
Page view 257
1 2 ... 253 254 255 256 257 258 259 260 261 262 263 ... 322 323

Comments to this Manuals

No comments