Installation Instructions

Drillaholeinthewall(suitablejustforthesizeofthewallconduit,53,71seriesdiameteris90mm,
and120,105,140seriesdiameteris105ingeneral),thensetonthefittingssuchasthewall
conduitanditscover.
Bindtheconnectingpipeandthecablestogethertightlywithbindingtapes.Donotletairin,which
willcausewaterleakagebycondensation.
Passtheboundconnectingpipethroughthewallconduitfromoutside.Becarefulofthepipealloc-
ationtodonodamagetothetubing.
2.LocateThePipes
3.Connectthepipes.
4.Then,openthestemofstopvaluesoftheoutdoorunittomaketherefrigerantpipeconnec-
tingtheindoorunitwiththeoutdoorunitinfluentflow.
5.Besureofnoleakagebycheckingitwithleakdetectororsoapwater.
6.Coverthejointoftheconnectingpipetotheindoorunitwiththesoundproof/insulating
sheath(fittings),andbinditwellwiththetapestopreventleakage.
Ф
Ф
Usethemarketbrasspipe
Besuretousethesameinsulatingmaterialswhenyoubuythebrasspipe(morethan9mmthick).
Flaring
90
Leancrudeburr
Chart 22 Chart23
1.Cutapipewithapipecutter.
2.Insertaflarenutintoapipeandflare
thepipe.
Fastenthenuts
Puttheconnectingtubingattheproperposition,
wrenchthenutswithhands,thenfastenitwitha
wrench.(RefertoChart24)
CAUTIONS
Toolargetorquewillharmthebellmouthing
andtoosmallwillcauseleakage.Please
determinethetorqueaccordingtoTable2.
10
Chart24
Capacity
LENGTH(L)
Lessthan8m(one-way)
AddedRefrigerantWhenOver8m(one-way)
Table3
Pleaserecordandreservewelltherefrigerantstowcapacityofyourairconditionerforlatermaintenance.
NecessaryRefrigerantStowCapacity
65g(L-8)m×
A(mm)
Max Min
6.35
8.3
9.53
12.4
12.7
15.8
16
19.0
19
23.3
Outside-diameter
(mm)
8.3
12.0
15.4
18.6
22.9
(kg)
6.35φ 1420~1720Ncm
.
(144~176kgfcm)
.
φ9.53 3270~3990Ncm
.
(333~407kgfcm)
.
φ12.7 4950~6030Ncm
.
(504~616kgfcm)
.
φ166 6180~7540Ncm
.
(630~770kgfcm)
.
φ199 9720~11860Ncm
.
(990~1210kgfcm)
.
TubingSize Torque
Table2
18000-24000Btu/h
30000-48000Btu/h