Daikin FAY71LVE Installation Manual

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Contents

Daikin FAY71LVE Installation Manual Manual pdf 15 page image

English 12• When directly connecting a hard vinyl chloride pipe joint (nominal diameter 13mm) to the drain hoseconnected to the indoor unit (i.e. for embedded piping, etc.), use a commercially available hard vinylchloride pipe joint (nominal diameter 13mm). (Refer to Fig. 18)(2) Make sure the drain works properly.• After drain work is complete, perform a draincheck by opening the front panel, removingthe air filter, pouring water into the drain pan,and making sure water flows smoothly out ofthe drain hose. (Refer to Fig. 19)CAUTIONDrain piping connectionsDo not connect the drain piping directly to sewage pipes that smell of ammonia. The ammonia in thesewage might enter the indoor unit through the drain pipes and corrode the heat exchanger.Keep in mind that it will become the cause of getting drain pipe blocked if water collects on drain pipe.7. ELECTRIC WIRING WORK7-1 GENERAL INSTRUCTIONS• All field supplied parts and materials and electric works must conform to local codes.• Use copper wire only.• For electric wiring work, refer also to “WIRING DIAGRAM” attached to the unit body.• For remote controller wiring details, refer to the installation manual attached to the remote controller.• All wiring must be performed by an authorized electrician.• A circuit breaker capable of shutting down power supply to the entire system must be installed.• Refer to the installation manual attached to the outdoor unit for the size of power supply electric wire con-nected to the outdoor unit, the capacity of the circuit breaker and switch, and wiring instructions.• Be sure to ground the air conditioner.• Do not connect the ground wire to gas pipes, water pipes, lightning rods, or telephone ground wires.• Gas pipes: could explode and cause fires if there was a gas leak.• Water pipes: no grounding effect if hard vinyl pipes are used.• Telephone ground wires or lightning rods: the ground potential could rise dangerously high if hit by light-ning.Drain hose connectedto the indoor unitCommercially availablehard vinyl chloride pipejoint (nominal diameter 13mm)Commercially availablehard vinyl chloride pipe(nominal diameter 13mm) Fig. 18Plastic containerfor pouringDrain panMake sure not to splash the water.Fig. 19