Instructions For Equipment Using R32 Refrigerant - Daikin VRV 5-S User Reference Manual

3 | Specific installer safety instructions

3.1 Instructions for equipment using R32 refrigerant

Installer and user reference guide
18
CAUTION
Do NOT perform the test operation while working on the indoor units.
When performing the test operation, NOT ONLY the outdoor unit, but the connected
indoor unit will operate as well. Working on an indoor unit while performing a test
operation is dangerous.
CAUTION
Do NOT insert fingers, rods or other objects into the air inlet or outlet. Do NOT
remove the fan guard. When the fan is rotating at high speed, it will cause injury.
Troubleshooting (see "25 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.
WARNING
Prevent hazards due to inadvertent resetting of the thermal cut-out: power to this
appliance MUST NOT be supplied through an external switching device, such as a
timer, or connected to a circuit that is regularly turned ON and OFF by the utility.
WARNING: MILDLY FLAMMABLE MATERIAL
The refrigerant inside this unit is mildly flammable.
WARNING
▪
Do NOT pierce or burn refrigerant cycle parts.
▪
Do NOT use cleaning materials or means to accelerate the defrosting process
other than those recommended by the manufacturer.
▪
Be aware that the refrigerant inside the system is odourless.
WARNING
The appliance shall be stored as follows:
▪
in such a way as to prevent mechanical damage.
▪
in a well-ventilated room without continuously operating ignition sources
(example: open flames, an operating gas appliance or an operating electric
heater).
▪
in a room with dimensions as specified in
4
units" [ 61].
4
159])
"16 Special requirements for R32
VRV 5-S system air conditioner
RXYSA8~12AMY1B
4P752782-1A – 2024.02