Daikin 3MXM40A2V1B9 Installer's Reference Manual page 19

2MXM-A9, 3MXM-A9, 4MXM-A9, 5MXM-A9
R32 Split series
4P600463-7G – 2022.09
Maintenance and service (see
DANGER: RISK OF ELECTROCUTION
DANGER: RISK OF BURNING/SCALDING
WARNING
▪
Before carrying out any maintenance or repair activity, ALWAYS switch off the
circuit breaker on the supply panel, remove the fuses or open the protection
devices of the unit.
▪
Do NOT touch live parts for 10 minutes after the power supply is turned off
because of high voltage risk.
▪
Please note that some sections of the electric component box are hot.
▪
Make sure you do NOT touch a conductive section.
▪
Do NOT rinse the unit. This may cause electric shocks or fire.
DANGER: RISK OF ELECTROCUTION
▪
Use this compressor on a grounded system only.
▪
Turn the power off before servicing the compressor.
▪
Reattach the switch box cover and service lid after servicing.
CAUTION
ALWAYS wear safety glasses and protective gloves.
DANGER: RISK OF EXPLOSION
▪
Use a pipe cutter to remove the compressor.
▪
Do NOT use the brazing torch.
▪
Use approved refrigerants and lubricants only.
DANGER: RISK OF BURNING/SCALDING
Do NOT touch the compressor with bare hands.
Troubleshooting (see "15 Troubleshooting" [
WARNING
▪
When carrying out an inspection on the switch box of the unit, ALWAYS make
sure that the unit is disconnected from the mains. Turn off the respective circuit
breaker.
▪
When a safety device was activated, stop the unit and find out why the safety
device was activated before resetting it. NEVER shunt safety devices or change
their values to a value other than the factory default setting. If you are unable to
find the cause of the problem, call your dealer.
3 Specific installer safety instructions
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"14 Maintenance and service" [
4
69])
4 67])
Installer reference guide
19