Karmann-Mobil DEXTER 540, Operating Manual

Page: 161 / 168

Troubleshooting
EN 99
(P) T
HE
12 V
SOCKET IS NOT WORKING
.
→ The control panel is not activated.
→ The living room battery B2 is discharged. (See “Charging the living room battery B2”.)
→ The fuse for the 12 V socket (F9) has blown. (The cause has to be determined.*)
(P) T
HE ELECTRIC STEP IS NOT WORKING
.
→ The living room battery B2 is discharged. (See “Charging the living room battery B2”.)
→ The fuse for the electric step (F4) has blown. (The cause has to be determined.*)
→ The step is defective.*
Heating
(P) T
HE HEATING IS NOT WORKING
.
→ The “heating” circuit breaker interrupts the current flow and has to be deactivated.
→ The heating control panel (Truma CP plus) is not switched on.
→ The fuel tank of the vehicle is empty.
→ The 230 V power supply is not established. (See “Establishing the 230 V power supply”.)
→ The selected temperature is lower than the actual room temperature.
→ The intake opening for circulating air inside the vehicle is blocked.
→ The air intake/outlet element on the outside of the vehicle is blocked.
→ The window with the contactor on the window pane (if fitted) is not closed properly.
→ The fuse for the heating (slot 1) has blown. (The cause has to be determined.*)
Toilet
(P) T
HE TOILET SLIDE VALVE IS NOT WORKING
.
→ The cassette is full.
→ The cassette is not correctly engaged.
(P) T
HE TOILET CASSETTE CANNOT BE PULLED OUT OR PUSHED IN
.
→ The toilet slide valve is open or partially open.
(P) T
HE TOILET CANNOT BE FLUSHED
.
→ The fresh water tank is empty.
→ The fresh water pump is in no-load operation because there is air in the system.
→ The cassette is not correctly engaged.
→ The fuse for the toilet (F9) has blown. (The cause has to be determined.*)
Kitchen
(P) T
HE REFRIGERATOR IS NOT WORKING
.
→ The refrigerator is switched off.
→ The living room battery B2 is discharged. (See “Charging the living room battery B2”.)
→ The fuse for the refrigerator (slot 2) has blown. (The cause has to be determined.*)
(P) T
HE HOB IS NOT WORKING
.
→ The safety valve on the gas cylinder (gas cylinder compartment) is closed.
→ The gas cylinder is empty.
(P) H
IGH GAS CONSUMPTION
/
GAS ODOUR
→ The gas system has a leak.*