REMKO RKL 220 - Manual (Page 10)

10
Troubleshooting
This unit has been designed using state-of-the-art manufacturing processes and it has been tested repeatedly to
ensure that it is working properly. However, should problems occur, refer to the following list:
Should the unit still not be working despite these checks, please contact an authorised service centre.
Repair work on the cooling and electrical systems may only be performed by authorised personnel!
The power cable must be unplugged before any work is done on the unit!
Only authorized personnel is allowed to come into con-
tact with the cold cycle. This ensures that refrigerant
does not escape into the environment when the unit is
being repaired.
Both the refrigerant and the system parts are subject to
special requirements for disposal.
Important information about recycling!
Environment and Recycling
The refrigerant in use is a safety refrigerant.
This means that, should damage occur, the quanti-
ties released will not cause injury to the respira-
tory systems of people and animals.
Do not touch the liquid refrigerant as it can freeze
the skin!
Problem Possible cause Check Remedy
Power failure.
Are all other electrical components
working? Check voltage and wait for the unit
to start again.
Defective power fuse /
main switch is off. Are all currents for lighting
functional? Replace power fuse.
Switch on main switch.
Power supply line damaged.
Are all other electrical components
working? Maintenance by authorised per-
sonnel.
Amount of time waited after
switching the unit on was too short. Did three to five minutes elapse
after starting the unit?
Wait for the unit to start.
Temperature range is either too
high or too low.
Is the fan still working?
Keep the unit within operating tem-
perature range 20 to 35 °C.
The water tank has not been prop-
erly inserted. Has the tank been placed at an
angle in the tank holder?
Remove tank and reinsert.
Water tank is full. Is the “FULL TANK” LED lit up? Empty tank.
The unit is either not cooling
at all or only cooling a little bit.
The exhaust hose is bent, extended,
place downwards or blocked.
Does the cooling performance im-
prove when the unit is operated
without an exhaust hose / a filter?
Make sure that the exhaust chan-
nel is not blocked.
Dirty filter,
input and/or output opening
blocked by foreign matter.
Is the filter dirty? Clean the filter.
The unit is too close to the wall or
other objects. Has the minimum distance of 50
cm been maintained?
Maintain minimum distance.
Windows and doors open /
thermal load increased. Has something been changed in
the design or application? Close windows and doors /
reduce thermal load.
“Cooling” operating mode not set. Is the FAN operating mode set?
Correct device function to AUTO,
HI, MED or LO.
Unit is switched on with the timer
function.
Is the “TIMING ON“ LED lit up? Press the On / Off button again.
Temperature setting too high.
Is the temperature setting higher
than the temperature of the room?
Lower temperature.
Excess voltage due to lightning.
Was there lightning recently in the
region ? Switch the unit off with the "On / Off"
button, wait 5 min and restart.
Condensation water leaks out
of the unit.
The unit is not standing upright. Is the device upright?
Place upright and make sure it is
firmly in place.
Water tank damaged. Is water dripping out of the tank? Replace the water tank
Water leaks out of the tube when
emptying the remaining water.
Is the sealing cap in place? Reseal the tube tightly
The unit is in operation but
nothing appears on the display. Error in the IC.
Unplug from power supply with im-
mediate restart within app. 5 sec.
Are the buttons and control lights
functioning? Unplug the unit, wait 20 seconds
and then reinsert the plug
The unit does not start or
switches itself off automatically.