Test running
Perform test operation after completing gas leak check at the flare nut
connections and electrical safety check.
1. Connect the power, press the ON/OFF button on the remote controller to
turn the unit on.
2. Use the MODE button to select COOL, HEAT, AUTO and FAN to check if all
the functions works well.
3. When the ambient temperature is too low(lower than 17ºC), the unit cannot
be controlled by the remote controller to run at cooling mode, manual
operation can be taken. Manual operation is used only when the remote
controller is disable or maintenance necessary.
Manual control button
Auto/Cool
Manual control
button
Auto
Cool
or
29
30
Electrical safety
Perform the electric safe check after completing installation:
Gas leak check
Soap water method
Apply a soap water or a liquid neutral
detergent on the indoor unit
connection or outdoor unit
connections by a soft brush to check
for leakage of the connecting points
of th piping. If bubbles come out, the
pipes have leakage.
Leak detector
Use the leak detector to check for
leakage.
Caution
A: Lo packed valve, B: Hi packed
valve C and D are ends of indoor unit
connection.
Cover
indoor unit
check point
1. Insulated resistance: The insulated resistance must be more than 2M .
2. Grounding work: After finishing grounding work, measure the grounding
resistance by visual detection and grounding resistance tester. Make sure the
grounding resistance is less than 4 .
3. Electrical leakage check (performing during test running): During test
operation after finishing installation, the serviceman can use the electroprobe
and multimeter to perform the electrical leakage check. Turn off the unit
immediately if leakage happens. Check and find out the solution ways till the
unit operate properly.
Outdoor unit
check point
Summary of Contents for FRS095YC1
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