20
FINAL CHECK AND TEST RUN
ENGLISH
After installing the unit, perform the final check and running test as follows:
Final check points
①
Is the unit securely mounted?
②
Is the installation location adequate?
③
Is the water piping work adequately and without leakage?
④
Are trapped drain lines installed at condensate drain connections?
⑤
Has the refrigeration cooling cycle been kept sealed?
⑥
Is the electrical wiring adequate and are the screws tightened on terminals?
After the above final checkings, prepare the running test as follows:
①
Connect compound gauges to the check joints at discharge and suction sides of the compres-
sor.
②
Turn all switches "OFF".
③
Turn the main switch "ON".
Running test should be accomplished as follows:
①
Set operation switch at "FAN" and the fan will start. Check to ensure that the fan sounds nor-
mal.
②
Next, set it at "COOL" and the compressor will start. Check to ensure that the compressor
sounds normal.
③
Check discharge and suction pressure on the compound gauges.
④
Check working voltage, phase balance and running current.
⑤
Check to ensure that the thermistor functions properly.
⑥
Check to ensure that the high pressure control switch functions correctly.
FINAL CHECK AND TEST RUN
Summary of Contents for APUC488TLA0
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