Check
SiBE05-722EE
112
Service Diagnosis
RXS25/35L3V1B
5.13 Power Module Check
Check No.22
Check to make sure that the voltage between (+) and (–) of the power module is about 0 V
before checking.
Disconnect the compressor harness connector from the outdoor unit PCB. To disengage the
connector, press the protrusion on the connector.
Follow the procedure below to measure resistance between the terminals of the power
module and the terminals of the compressor with a multimeter. Evaluate the measurement
results referring to the following table.
(R20698)
1
2
3
4
Multimeter
–~
~
+
–
+
Positive terminal (+) of
digital multimeter
Power module
(+)
UVW
Power module
(–)
UVW
Negative terminal (–) of
digital multimeter
UVW
Power module
(+)
UVW
Power module
(–)
Resistance is OK.
several k
Ω
~ several M
Ω
Resistance is NG.
0
Ω
or
∞
Содержание Super Multi NX FLKS25BAVMB
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