Daikin J Series Manuel de service Page 99

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Vue de la page 98
Check Si04-115
90 Service Diagnosis
6.1.5 Rectifier Check
Check No.11
There are several different terminal position patterns. Therefore, be sure to check the terminal
marks.
6.1.6 Discharge Pressure Check
Check No.12
Negative (
-
) terminal of tester (positive
terminal (
+
for digital tester)
~+~-
Positive (
+
) terminal of tester (negative
terminal (
-
) for digital tester)
+~-~
Normal resistance Several K to MΩ∞ Several Kto M
Unacceptable resistance 0 or
00
0 or
Discharge pressure check
Open the stop valve.
Replace the pipe installed at
the site.
Clean.
Replace the compressor.
(R1974)
NO
NO
YES
YES
NO
YES
At the heat exchanger and
air filter dirty?
Is the stop valve open?
Is the
connection pipe deformed?
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
Vue de la page 98
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