Trotec 1210002004, Руководство по эксплуатации, Страница: 10 / 18

9 Operating manual – Local air conditioner PAC 2000 E EN
Error codes
The following error codes can be indicated on the display (17):
Error code Display Fault Cause Remedy
F1
COOLING mode
indication (16)
lights up briefly
in a 3-second
cycle
Temperature sensor for the
ambient temperature
• The terminals at the temperature sensor for the
ambient temperature and at the mainboard are
loose or have no contact
Contact Trotec
• Short circuit at the mainboard
• Temperature sensor for the ambient temperature
defective
• Mainboard defective
F2
COOLING mode
indication (16)
lights up briefly
twice in a
3-second cycle
Temperature sensor for the
evaporator
• The terminals at the temperature sensor for the
evaporator and at the mainboard are loose or
have no contact
Contact Trotec
• Short circuit at the mainboard
• Temperature sensor for the evaporator defective
• Mainboard defective
F4
COOLING mode
indication (16)
lights up briefly
four times in a
3-second cycle
Temperature sensor for the
condenser
• The terminals at the temperature sensor for the
condenser and at the mainboard are loose or
have no contact
Contact Trotec
• Short circuit at the mainboard
• Temperature sensor for the condenser defective
• Mainboard defective
E5
ON/OFF
button (32) lights
up briefly five
times in a
3-second cycle
Overvoltage protection
• The power supply is unstable and deviates from
the values on the nameplate by more than 10 %
Connect the device to a power supply
conforming to the data on the nameplate.
• Power supply is too low or load is too high Disconnect unnecessary loads in the same
grid from the power supply.
• Voltage at the mainboard is higher than the
overvoltage protection value
Contact Trotec
• The inside of the device is heavily contaminated Contact Trotec
• Air inlet or air outlet is blocked
Remove any foreign objects and dirt from the
air inlet and outlet.
Observe the minimum distances specified in
the technical data
• The fan does not run or runs too slowly Contact Trotec
• Compressor malfunction: Temperature at the
housing is very high, compressor makes unusual
noises or refrigerant leaks
Disconnect the device from the power supply
and contact Trotec.
• The system is blocked on the inside Contact Trotec
H8
Acoustic signal
8x in quick
succession
Condensate overflow
protection
• Too much condensate has accumulated in the
device
Discharge condensate, see chapter
Maintenance
FO n. a. Refrigerant leakage protection
• The inside of the device is heavily contaminated Contact Trotec
• Air inlet or air outlet is blocked
Remove any foreign objects and dirt from the
air inlet and outlet.
Observe the minimum distances specified in
the technical data
• Compressor malfunction: Temperature at the
housing is very high, compressor makes unusual
noises Contact Trotec
• The system is blocked on the inside Contact Trotec
• Refrigerant leaks Contact Trotec