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English
Trial Operation and Testing
1.
Trial operation and testing
1-1 Measure the supply voltage and make sure that it falls in the specified range.
1-2 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.
• If the circuit breaker trips to shut off the power to the domestic hot water heat pump, the system will restore the original
operation mode when the circuit breaker is opened again.
2.
Test items
Test items
Symptom
Check
Domestic hot water tank and outdoor unit are installed properly on solid
bases.
Fall, vibration, noise
No refrigerant gas leaks.
Incomplete cooling/heating
function
Refrigerant gas and liquid pipes are thermally insulated.
Water leakage
Draining line is properly installed.
Water leakage
System is properly earthed.
Electrical leakage
The specified wires are used for inter-unit wiring.
Inoperative or burn damage
The outdoor unit’s air inlet or air outlet has clear path of air.
Stop valves are opened.
Incomplete cooling/heating
function
The domestic hot water tank properly receives remote control commands.
Inoperative
Summary of Contents for ERWQ02AAV3
Page 1: ...INSTALLATION MANUAL R410A Split Series Models ERWQ02AAV3...
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