Movincool CLASSICPLUS14 Manual Do Serviço

Repair Section

37

Control 

panel 

display 

turns on

Control 

Panel 

display 

shows error 

codes.

1. Display code “FL”.

Drain tank (optional) is filled 

with the drain water.

Discharge the drain water.

Improper drain switch 

connection.

Check connection.

Defective drain switch.

Replace drain switch.

2. Display code “AS”.

Improper routing of drain 

hose.

Repair drain hose, then reset 

unit.

To RESET: Press ON/OFF 

and HI/LO buttons on the 

control box simultaneously 

for 5 sec.

Defective condensate pump. Repair or replace 

condensate pump, then reset 

unit.

To RESET: Press ON/OFF 

and HI/LO buttons on the 

control box simultaneously 

for 5 sec.

Missing jumper connector.

Connect jumper connector.

3. Display code “RT”.

Improper room thermistor 

connection.

Check connection.

Defective room thermistor 

(short or open).

Replace room thermistor.

4. Display code “FT”.

Improper freeze protection 

thermistor connection.

Check connection.

Defective freeze protection 

thermistor (short or open).

Replace freeze protection 

thermistor.

5. Display code “ALRM”.

Turn the input signal on and 

continue it.

1) Check external input 

signal.

2)  Reset the system.

To RESET: Press ON/OFF 

and HI/LO buttons on the 

control box simultaneously 

for 5 sec.

6. Display code “FZ”.

See “Stops after running a while” of Troubleshooting on

page 38.

Symptom

Possible Cause

Remedy

Checking Area

Cause