KRAFT KF-DF24 - Инструкция по эксплуатации - Страница 56

56

SPLIT-TYPE ROOM AIR CONDITIONER

USER GUIDE

When troubles occur, please check the following points before contacting a repair company.

Problem 

Possible Causes 

Solution 

Poor Cooling 

Performance 

Temperature setting may be higher 

than ambient room temperature 

Lower the temperature setting 

The heat exchanger on the indoor or 

outdoor unit is dirty 

Clean the affected heat exchanger 

The air filter is dirty 

Remove the filter and clean it according 

to instructions 

The air inlet or outlet of either unit is 

blocked 

Turn the unit off, remove the obstruction 

and turn it back on 

Doors and windows are open 

Make sure that all doors and windows are 

closed while operating the unit 

Excessive heat is generated by sunlight  Close windows and curtains during 

periods of high heat or bright sunshine 

Too many sources of heat in the room 

(people, computers, electronics, etc.) 

Reduce amount of heat sources 

Low refrigerant due to leak or long-

term use 

Check for leaks, re-seal if necessary and 

top off refrigerant 

SILENCE function is activated (optional 

function) 

SILENCE function can lower product 

performance by reducing operating 

frequency. Turn off SILENCE function. 

The unit is not 

working 

Power failure 

Wait for the power to be restored 

The power is turned off 

Turn on the power 

The fuse is burned out 

Replace the fuse 

Remote control batteries are dead 

Replace batteries 

The Unit’s 3-minute protection has 

been activated 

Wait three minutes after restarting the 

unit 

Timer is activated 

Turn timer off 

The unit starts 

and stops 

frequently 

There’s too much or too little 

refrigerant in the system 

Check for leaks and recharge the system 

with refrigerant. 

Incompressible gas or moisture has 

entered the system. 

Evacuate and recharge the system with 

refrigerant 

The compressor is broken 

Replace the compressor 

The voltage is too high or too low 

Install a manostat to regulate the voltage 

Poor heating 

performance 

The outdoor temperature is extremely 

low 

Use auxiliary heating device 

Cold air is entering through doors and 

windows 

Make sure that all doors and windows are 

closed during use 

Low refrigerant due to leak or long-

term use 

Check for leaks, re-seal if necessary and 

top off refrigerant 

Indicator lamps 

continue flashing 

The unit may stop operation or continue to run safely. If the indicator lamps 

continue to flash or error codes appear, wait for about 10 minutes. The problem 

may resolve itself. If not, disconnect the power, then connect it again. Turn the 

unit on. If the problem persists, disconnect the power and contact your nearest 

customer service center. 

Error code 

appears and 

begins with the 

letters window 

display of indoor 

unit: E(x), P(x), 

F(x), EH(xx), 

EL(xx), EC(xx), 

PH(xx), PL(xx), 

PC(xx)