Dometic FreshJet Series 4, FreshJet Series 7EN
Interval Inspection/maintenance
Regulary Check whether the condensation water drainage channels (1) at the sides of the roof air condi-
tioner are clear and the condensation water is able to escape.
Regulary
• Clean the filter of the air discharge unit.
1. Insert a flat screwdriver or knife into the handle (1) to pull the filters (2) slightly out.
2. Remove the filters by hand.
3. Clean the filters with a detergent solution and let them dry.
4.
Slide the dry filters back in.Fig. on page19
• Have the heat exchanger of the roof air conditioner serviced by specialist company.
Once per year
• Check the seals between the roof air conditioner and the vehicle roof for cracks and other
damage.
• Check whether the fastening bolts are tightened to the correct torque (2.5 Nm
± 0.3 Nm) and adjust if necessary.
12 Troubleshooting
Problem Possible cause Suggested remedy
Not cooling well The roof air conditioner is not set to
cooling.
Set the roof air conditioner to cooling.
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