22 Multi Type Air Conditioner
Test Running
Test Running
1. Check that all tubing and wiring have been properly connected.
2. Check that the gas and liquid side service valves are fully open.
Prepare remote control
Remove the battery cover by pulling it according
to the arrow direction.
Insert new batteries making sure that the (+)
and (–) of battery are installed correctly.
Reattach the cover by pushing it back into
position.
:
• Use 2 AAA(1.5volt) batteries. Do not use
rechargeable batteries.
• Remove the batteries from the remote control
if the system is not going to be used for a long
time.
Evaluation of the performance
Operate unit for 15~20 minutes, then check the
system refrigerant charge:
1. Measure the pressure of the gas side service
valve.
2. Measure the temperature of the intake and
discharge of air.
3. Ensure the difference between the intake
temperature and the discharge is more than
8°C
4. For reference, the gas side pressure of
optimum condition is as below.(Cooling)
NOTICE
Discharge
temperature
Discharge air
Intake temperature
Bolt
Tubing connection
R-22
35°C (95°F)
4~5kg/cm
2
G(56.8~71.0 P.S.I.G.)
R-410A
35°C (95°F)
8.5~9.5kg/cm
2
G(120~135 P.S.I.G.)
Outside ambient
TEMP.
Refrigerant
The pressure of the gas side
service valve.
: If the actual pressure are higher than shown, the system is most likely over-charged, and charge
should be removed. If the actual pressure are lower than shown, the system is most likely
undercharged, and charge should be added.
The air conditioner is now ready for use.
NOTICE
Summary of Contents for MC12AHR
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