Daikin Rebel Applied DPSA - Page 96

IM 1287-6 • REBEL APPLIED ROOFTOP 96 www.DaikinApplied.com
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a. Ensure su󰀩cient ventilation at the working place.
b. Remove the refrigerant. R-32 should always be
recovered and never released directly into the
environment. Take care that the drained refrigerant
will not cause any danger. In doubt, one person
should guard the outlet. Take special care that
drained refrigerant will not oat back into the
building.
Maintenance
• Equipment shall be repaired outside or in a workshop
specially equipped for servicing units with A2L
refrigerants.
• Ensure su󰀩cient ventilation at the location where repairs
are taking place.
• Be aware that malfunction of the equipment may be
caused by refrigerant loss and a refrigerant leak is
possible.
• Discharge capacitors in a way that won’t cause sparks.
• When repairs are Reassemble sealed enclosures. If seals
are worn, replace them.
• Check safety equipment before putting into service.
Repair
• Portable equipment shall be repaired outside or in a
workshop specially equipped for servicing units with
FLAMMABLE REFRIGERANTS.
• Ensure su󰀩cient ventilation at the repair place.
• Be aware that malfunction of the equipment may be
caused by refrigerant loss and a refrigerant leak is
possible.
• Discharge capacitors in a way that won’t cause any
spark.
• When brazing is required, the following procedures shall
be carried out in the right order:
— Remove the refrigerant. R-32 should always be
recovered and never released directly into the
environment. Take care that the drained refrigerant
will not cause any danger. In doubt, one person
should guard the outlet. Take special care that drained
refrigerant will not oat back into the building.
— Evacuate the refrigerant circuit.
— Remove parts to be replaced by cutting, not by ame.
— Purge the braze point with nitrogen during the brazing
procedure.
— Carry out a leak test before charging with refrigerant.
• Reassemble sealed enclosures accurately. If seals are
worn, replace them.
• Check safety equipment before putting into service.