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Nf startingup the unit after beingpowered off2 the compressor will run about ; minutes later
against being damaged4
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Nndoor units can be controlled individually2 but cannot run in cool and heat mode at the same
time4 Nf the cool mode and the heat mode are existingsimultaneously2 the unit set latter will be
standby2 and the unit set earlier will run normally4 Nf the F5H manager sets the unit at cooling or
heatingmode fixedly2 the unit can not run at the other modes4
Nn operation if outdoor temp4 arises2 indoor fan motor will turn to low speed or stop4
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Nn heatingmode2 outdoor defrostingwill affect the heatingefficiency4 Yhe unit will defrost for
about 8{76 minutes automatically2 at this time2 the condensate will flow from outdoor2 also in
defrosting2 the vapour will appear at outdoor2 which is normal4 Nndoor motor will run at low speed
or stop2 and outdoor motor will stop4
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Yo use the unit properly2 please operate the unit under the allowed condition range4
Nf operatingbeyond the range2 the protection device will act4
Yhe relative humidity should be lower than >6,4 Nf the unit runs at the humidity over >6, for a
longperiod2 the dew on the unit will drop down and the vapour will be blowed from air outlet4
Migh pressure switch is the device which can stop the unit automatically when the unit runs
abnormally4
\hen the high pressure switch acts2 the cooling5heating mode will stop but the running QJI on
wired controller will be light still4 Yhe wired controller will display failure code4
\hen the followingcases occur2 the protection device will act@
Nn cooling mode2 air outlet and air inlet of outdoor are clogged4
Nn heating mode2 indoor filter is sticked with ductA indoor air outlet is clogged4
\hen protection device acts2 please cut off the power source and re3start up after eliminating
the trouble4
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Yrial operation and the performance
Содержание MRVII-S AU282FHERA
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