Specifications

Installation Manual EDUS04-740
54 Room Air Conditioners D-Series
3P141697-3G
Run Test and Final Check
1. Trial Operation and Testing.
1-1 Measure the supply voltage and make sure that it falls in the specified range.
1-2 Trial operation should be carried out in eitr cooling or heating mode.
•
In cooling mode, select the lowest programmable temperature; in heating mode, select the highest
programmable temperature.
1) Trial operation may be disabled in either mode depending on the room temperature.
2) After trial operation is complete, set the temperature to a normal level (78°F to 82°F in cooling mode, 68°F to
75°F in heating mode).
3) For protection, the unit disables restart operation for 3 minutes after it is turned off.
1-3 Carry out the test operation in accordance with the Operation Manual to ensure that all functions and
parts, such as louver movement, are working properly.
•
The air conditioner requires a small amount of power in its standby mode. If the system is not to be used for
some time after installation, shut off the circuit breaker to eliminate unnecessary power consumption.
• If the circuit breaker trips to shut off the power to the air conditioner, the system will restore the original
operation mode when the circuit breaker is opened again.
2. Test Items.
Test Items
Incomplete cooling/heating functionNo refrigerant gas leaks.
Indoor and outdoor units are installed properly on
solid bases.
Refrigerant gas and liquid pipes and indoor drain
hose extension are thermally insulated.
Fall, vibration, noise
Water leakage
Water leakage
Electrical leakage
Indoor unit properly receives remote control
commands.
Inoperative
Indoor or outdoor unit’s air intake or exhaust has
clear path of air.
Shut-off valves are opened.
Incomplete cooling/heating function
The specified wires are used for interconnecting
wire connections.
Inoperative or burn damage
Symptom
(diagnostic display on RC)
Check
Drain line is properly installed.
System is properly ground to earth.