Immergas HYDRO 3 Instructions And Warnings page 42

5.4 TROUBLESHOOTING SUPPORT.
Fan coil problems and their causes.
Note: if one of the following malfunctions oc-
curs, stop the device, unplug it and contact the
service centre.
• The operation LED flashes quickly (twice per
second).
Symptoms
The unit does not start.
Air flow normal but it does not
completely cool.
Low cooling.
Low heating.
Water leaks from the unit
• The LED continues flashing quickly after the
power has been switched off and back on.
• The remote control receives a malfunction
signal or the key does not work properly.
• Frequent activation of a safety device (fuse,
switch).
Causes
Supply voltage problem. The main switch is off.
The main switch fuse could be blown.
Flat batteries or other problems with the remote
control.
The temperature is not set correctly.
The indoor unit's heat exchanger is dirty.
The air filter is dirty.
The indoor unit's inlet is blocked.
Doors and windows are open.
Direct sunlight.
Excessive heating.
Outside temperature too high.
Doors and windows are not fully closed.
The condensate water in the drain pipe is too cold and
freezing.
The drain pipe is clogged and broken.
Properly connect the connecting pipe's inlet/outlet.
The drain pipe outlet is higher and so causes water to
leak from the condensate collection tank.
The unit is too inclined.
The unit works in high speed.
• Water leaking from the indoor unit.
• Strange objects or substances inside the unit.
• Other malfunctions.
Wait for the supply voltage to be restored. Connect the
supply voltage.
Replace the fuse.
Replace the batteries or check the remote control.
Set the temperature correctly.
Clean the heat exchanger.
Clean the air filter.
Remove the dirt and make the air even.
Close doors and windows.
Hang curtains to protect from direct sunlight.
Limit the source of heat.
Reduce the CA cooling capacity (normal).
Close doors and windows.
Cover the drain pipe with insulation cotton.
Repair or replace the drain pipe.
Connect the piping properly.
Position the condensate drain pipe lower than the
bottom of the unit.
Position the unit horizontally.
Adjust the fan to medium or low speed.
42
Solution