Toyotomi CTN-228W User Manual page 51

Leakage detection
1. With leakage detector: Check if there is leakage with leakage detector.
2. With soap water: If leakage detector is not available, please use soap water
for leakage detection. Apply soap water at the suspected position and keep
the soap water for more than 3min. If there are air bubbles coming out of
this position, there's a leakage.
Check after installation
Check according to the following requirement after fi nishing installation.
Items to be checked
Has the unit been installed fi rmly?
Have you done the refrigerant leakage
test?
Is heat insulation of pipeline suffi cient?
Is water drained well?
Is the voltage of power supply
according to the voltage marked on the
nameplate?
Is electric wiring and pipeline installed
correctly?
Is the unit grounded securely?
Does the power cord follow the
specifi cation?
Is there any obstruction in the air inlet
and outlet?
The dust and sundries caused during
installation are removed?
The gas valve and liquid valve of
connection pipe are open completely?
Is the inlet and outlet of piping hole been
covered?
Possible malfunction
The unit may drop, shake or emit noise.
It may cause insuffi cient
cooling(heating) capacity.
It may cause condensation and water
dripping.
It may cause condensation and water
dripping.
It may cause malfunction or damage the
parts.
It may cause malfunction or damage the
parts.
It may cause electric leakage.
It may cause malfunction or damage the
parts.
It may cause insuffi cient
cooling(heating) capacity.
It may cause malfunction or damage the
parts.
It may cause insuffi cient cooling
(heating) capacity.
It may cause insuffi cient cooling
(heating) capacity or waste electricity.
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