Check
SiUS091133
151
Service Diagnosis
5.13 Main Circuit Short Check
Check No.20
Note:
Check to make sure that the voltage between (+) and (–) of the diode bridge (DB1) is approx.
0 V before checking.
Measure the resistance between the pins of the DB1 referring to the table below.
If the resistance is
or less than 1 k
, short circuit occurs on the main circuit.
09/12 class
Negative (–) terminal of
tester (positive terminal
(+) for digital tester)
~ (2, 3)
+ (4)
~ (2, 3)
–
(1)
Positive (+) terminal of
tester (negative terminal
(–) for digital tester)
+ (4)
~ (2, 3)
–
(1)
~ (2, 3)
Resistance is OK.
several k
~ several M
several k
~ several M
Resistance is NG.
0
or
0
0
0
or
(R12035)
Tester
–~
~
+
1
2
3
4
–
+
Содержание FTXS30LVJU
Страница 8: ...SiUS091133 Table of Contents vii...
Страница 11: ...SiUS091133 1 List of Functions Part 1 List of Functions 1 Functions 2 1 1 FTXS Series 2 1 2 FDXS Series 4...
Страница 15: ...SiUS091133 5 Specifications Part 2 Specifications 1 Specifications 6 1 1 FTXS Series 6 1 2 FDXS Series 11...
Страница 164: ...SiUS091133 Check Service Diagnosis 154 15 18 class 24 30 36 class Power module R16697 R16073 Power module...
Страница 259: ...Indoor Unit FTXS30 36LVJU SiUS091133 249 Removal Procedure 6 Disconnect the connector Step Procedure Points R9558...
Страница 413: ...Wiring Diagrams SiUS091133 403 Appendix...