Hitachi RPC-4.0FSR - MAIN ALARM CODES

20
A10762300A-rev.1
NOTES:
•
 Connecttheeld-supplieddrainpipetothe
drainhosebythepolyvinylchlorideadhesive.
Performrmlycleaningtheconnection
surface,applyingtheadhesive,insertingthe
pipe,retainingandcuringaccordingtothe
adhesivemanufacturerinformation.
TheadhesiveEslonNo.73(SekisuiChemical
Co.Ltd)isrecommended.
•
 Insertthedrainhosecompletely.Ifnot,or
twisted,itwillcausewaterleakage.
•
 Attachthehoseclamptobethescrewpart
upwardnottotouchthescrewparttotheair
lter.
•
 Ifthepolyvinylchlorideadhesiveisusedto
thedrainbosswhichisABSresinmade,a
crackandwaterleakagemayoccur.
•
 Thetighteningtorqueforhoseclampshallbe
3.0to3.5N-m.
(3) ConnectingDrainPiping
(a) Prepareapolyvinylchloridepipewitha
26mmouterdiameter.(VP20(basedon
JISK6741)isrecommended.)
(b) Whenthedrainhoseisused,donot
createrisingpartortwist.
(c) Insulatesurelythepolyvinylchloridepipe
afterconnecting.
(d) Tightenthehoseclampaftersurely
insertingthepolyvinylchloridepipe.
(e) Thedrainpipemustbeperformedwitha
down-slopepitchof1/25to1/100.
(f) Wraptheinsulation(accessory)around
thehoseclamptocoverdrainhose,drain
pan,hoseclampwithoutgap.
NOTES:
*

Donotconnectthedrainpipewith
sanitaryorsewagepipingoranyother
drainagepiping.
*

Donottightenthedrainpipeandthe
refrigerantpipetogetherbythehose
clamp.
(4) Afterthedrainpipingworkiscompleted,
checkthatwaterowssmoothlybypouring
waterintothedrainpanbyhose.
NOTE:
Theoptionaldrain-upmechanismisrequired
whenthedrainpipingisconnectedfrom
theuppersurfaceofindoorunit.The
detailsshallbereferredtoInstallation
&MaintenanceManualofthedrain-up
mechanism.
Pay attention not to splash water to the
electrical parts such as the fan motor, the oat
switch or thermistors.
Hose Clamp
Insulation
(Accessory)
Rear Side Piping Right Side Piping
Hose Clamp
(Accessory)
Hose Clamp
(Accessory)
Insulation
(Accessory)
Insulation
(Accessory)
Insulation
(Attached to drain hose)
Insulation (Field-Supplied)
Create down-slope
for well drainage.
Polyvinyl Chloride Pipe
(VP20, Field-Supplied)
Drain Pan
Gluing is
not required.
Gluing is
not required.
Drain Boss
Drain Hose
(Attach to indoor unit.)
Insulate without gap
and wrap the tape
around the connection.
Connect tightly.