IV. Running Test
1. Inspection Before Running Test
a. Running test can begin after completing all installation;
b. Before running test, confirm below items and write √ in block;
● Correct unit installation □ ● Power supply voltage is the same as unit rated voltage □
● Correct piping and wiring □ ● Air inlet & outlet port of unit is unblocked □
● Drainage and venting is unblocked and no water leaking □
● Leakage protector is working □
● Piping insulation is working □ ● Ground wire is connected correctly □
c. All wiring and piping should be connected well and carefully checked, then fill water tank with water
before power is switched on;
d. Emptying all air within pipes and water tank, press “on-off” button on control panel to run the unit at
setting temperature;
e. Items need to be checked during running test:
During the first running, unit current is normal or not;
Each function button on control panel is normal or not;
Display screen is normal or not;
Are there any leakage in the whole heating circulation system ;
Condensate drain is normal or not;
Are there any abnormal sound or vibration during running.
2. Control Function Description
1) LED wire controller
Control Panel Appearance
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