York CIDH018B21S, Руководство по обслуживанию

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(Ducted Slim Type)
MAINTENANCE
SM-18001-rev.1
4-29
Use the specified non-flammable refrigerant to the outdoor unit in the refrigerant system.
Do not charge material other than specified refrigerant into the unit such as hydrocarbon
refrigerants (propane), oxygen, flammable gases (acetylene) or poisonous gases when installing,
maintaining or transporting. These flammables are extremely dangerous and may cause an
explosion, a fire, and injury.
(2) There are two PCBs. The PCBs are secured with two ABS plates by hooks.
Pull the hooks, and then remove both PCBs.
None Tool
ATTENTION:
Do not touch any components on the PCB.
Do not apply excessive force to the PCB or it will cause a malfunction.
4.2.3.1 Removing Long-Life Filter
The air inlet grilles are field-supplied. How easy it is to access these filters will depend on the installations or
location of the equipment. Check it carefully.
4.2.3.2 Removing PCB
(1) Loosen one M4 screw and remove two screws securing the electrical cover. Remove the electrical box
cover downward.
Phillips Screwdriver or Wrench Tool
Electrical Box Cover
Screws
Loosen Screws
PCB2
(for power)
PCB1 (for control)
TB
Hook
Hook
4.2.3 Ducted Slim Type ((H,Y,C)IDS006 - 018B21S)
PCB1
Connector for
Thermistor
PCB2
Connector for
Fan Motor
Connector for
Expansion Valve
Connector for
Float Switch
TURN OFF all POWER supply switches.