Operation Manual

EN
FreshJet Troubleshooting
37
12 Troubleshooting
Once per year Replace the carbon filter (fig. 7, page 7):
➤ Manually take off the filter cover (1).
➤ Remove the filter (2).
➤ Remove the carbon filter (3).
➤ Clean the filter (2) with a detergent solution and let it dry.
➤ Put a new carbon filter in.
➤ Put the dry filter (2) back in.
➤ Put the cover (1) back on.
Problem Cause Remedy
Roof air
conditioner
constantly switches
itself off.
Icing sensor has tripped. Outer temperature is too low or all air noz-
zles are closed.
No cooling
capacity
The roof air conditioner is not set to
cooling.
➤ Set the roof air conditioner to cooling.
The ambient temperature is above
52 °C.
The roof air conditioner is only designed
for ambient temperatures of up to 52 °C.
The temperature set is higher than
the room temperature.
➤ Select a lower temperature.
The ambient temperature is below
16 °C.
The roof air conditioner is only designed
for ambient temperatures above 16 °C.
One of the temperature sensors is
defective.
➤ Contact an authorised workshop.
The vaporiser fan is damaged.
The condenser fan is damaged.
Low air output The air intake section is clogged up. ➤ Remove any leaves and other dirt from
the ventilation grilles of the roof air
conditioner.
The blower is defective. ➤ Contact an authorised workshop.
Water enters the
vehicle
The condensation water drainage
openings are clogged up.
➤ Clean the drainage openings for con-
densation water.
The seals are damaged. ➤ Contact an authorised workshop.
Interval Inspection/maintenance
FreshJet-ADB2015-O-16s.book Seite 37 Donnerstag, 1. Februar 2018 12:02 12