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2.Piping cutting and flaring
Be sure to carry out deburring after cutting with a pipe cutter.
Insert flaring tool to make a flare.
Installation inspection and test run:
Please operate unit according to this Manual.
Items to be checked during test run. Please made a '' '' in '' ''
Are there any gas leakage?
How is insulation at piping connection carried out?
Are electric wires of indoor and outdoor unit firmly inserted into terminal block?
Is electric wiring of indoor and outdoor securely fixed?
Is drainage securely carried out?
Is earth line(grounding) securely connected?
Is power supply voltage abided by the code?
Is there any noise?
Is control display normal?
Is cooling operation normal?
Is room temp. regulator normal?
Liquid pipe
Pipe diameter Size A (mm)
0.8 ~1.5
1.0 ~1.5
6.35mm(1/4")
9.52mm(3/8")
Gas pipe
A
Correct Incorrect
Lean
Damage of flare Crack Partial Too outside
Flare tooling die
Others
The power plug should be connected as follows: L for live line, N for neutral line and
for grounding.
Voltage: single-phase1PH,220-230V*,50Hz
The power source must be grounded.
Connection parameters: H05RN-F 3G(1.0-1.5)mm
Signal parameters:
1.Power supply requirements:
Cables for power supply, connection and signals are prepared by the owner.
Electrical cables should be connected by ìYî method. Damaged or wornelectrical cable
must be replaced by authorized after sales agents.
A circuit breaker must be installed
Dedicated electrical cable should be installed by a qualified technician in
accordance with the state regulation for electrical engineering.
H05RN-F 2x(0.75-1.5)mm
(Shieded wire)
Installation Manual of Room Air Conditioner
The signal wire must be shielded wire.