Nortek Flex Match Series - Wall Penetration and Drain Piping

Drain piping
UsecommercialULJLGpolyvinylchloridepipe general VP 20 pipe, outer diameter 26mmLQ, inner diameter
20mmLQfor thedrainpipe.
Thedrainhose(outerdiameter18mmLQatconnectingend,220mmLQlong)issuppliedwiththeindoor
unit.Preparethedrain pipepicturebelowposition.
ThedrainpipeshouldbeVORSHGdownwardsothatwaterwillflowsmoothlywithoutanyaccumulation.(1RWUDS
VKRXOGEHLQVWDOOHG.)
Insertthedrainhosetothisdepthsoitwon’tbepulledoutofthedrainpipe.
Insulatetheindoordrainpipewith10mmLQormoreofinsulationmaterialtopreventcondensation.
Removetheairfiltersandpoursomewaterintothedrainpantocheckthewaterflowssmoothly.
100mm (4 in)
Drain hose
100mm (4 in)
150mm (6 in)
Vinyl chloride
drain pipe
50mm(2 in)
or more
Reducer
Must be no trap
Do not touch water

INSTALLATION INSTRUCTIONS
Installation of indoor unit
Boringawallholeandinstalling embeddedpipe
For walls containing metal frame or metal board ,be sure to use a wall embedded
pipe and wall cover in the feed-through hole to prevent water leakage.
Besuretocaulkthegapsaroundthepipeswithcaulkingmaterialtoprevent
GUDIWVDQGUDLQUXQRII.
Boreafeed-throughholeof55mmLQinthewallsoithasadownslope
towardtheoutside.
Insertawallpipeintothehole.
Insertawallcoverintowallpipe.
Aftercompletingrefrigerantpiping,wiring,anddrainpiping,caulkpipeholegap
withputty.
Inside Outside
Caulking
Wall embedded pipe
(field supply)
Wall hole cover
Wall embedded pipe
(field supply)
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