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Daikin RXYQ5PY1 Service Manual: The Installation Is Of Vital Importance

Daikin r-410a heat pump 50hz/60hz cooling only 50hz.
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Points to Bear in Mind at the System Design
2.2

The Installation is of Vital Importance

The analysis of major installation problems experienced is shown below;
How these installation problems affect an equipment are shown below:
Refrigerant leak from tubes
Shortage of refrigerant
Piping and wiring upsidedown
Contamination inside tubes
Moisture inside tubes
Improper installation place (short circuit of air
Powerline connected to control circuit
Insulation test applied to circuits
orther than power line
Excessive force applied to PC board
14
Operation under over heat condition
Oil return insufficient
Reduced capacity
Defective electronic component
SiEN34-705
Wrong interconnection wiring
Wrong setting of switches
Wrong power line wiring
Improper field piping
Improper drain piping
Refrigerant leak from FLARE
Improper model selection
Refrigerant leak from BRAZING
Improper installation place
Improper power supply voltage
Defective insulation work
Improper technical information
Miscellaneous
Defective compressor
General Information
37.5%
15.9%
8.5%
6.8%
6.1%
4.8%
1.4%
1.1%
0.9%
0.3%
0.2%
0.2%
16.9%

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