Immediately stop all operations and plug out, contact with service center in following
situations.
Unusual noise can be heard during operation.
Power fuse or switch often breaks.
Carelessly splash water or something into air conditioner.
Electrical lines and power plug are very hot.
Wind blowing from the outlet smells terrible during operation.
Trouble shooting
NOTE:
Equipment subject to notification to or consent by the supply authority before connection
to the system (consent by the supply authority may be requested for high - power appliances
which are intended to be used only in systems having impedances considerably lower than the
reference impedance. General consent may declared for use of a type of appliance in a defined
part of the supply system):
1. Equipment intended exclusively for professional purposes;
2. Appliances and equipment without automatic control means;
3. Appliances producing less than one voltage change per hour;
4. Appliances producing more than 1800 voltage changes per minute;
5. Disturbances caused by manual switching.
19
TROUBLE SHOOTING
6. Outdoor Unit:KFR-25X3W/NaJ31F and Indoor Units:KFR-25X3G/NaJ31F can be
connected only to a supply with system impedance no more than 0.457ohm. In case
necessary, please consult your supply authority for system impedance information.
7. Outdoor Unit:KFR-18X4W/NaJ31F and Indoor Units:KFR-18X4G/NaJ31F can be
connected only to a supply with system impedance no more than 0.457ohm. In case
necessary, please consult your supply authority for system impedance information.
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