Practical advice
Bleeding the coolant circuit for the heating system
Bleeding the coolant circuit for the
heating system
Danger.
There is a risk of scalding to skin and
eyes from hot coolant spraying out.
Wear protective clothing (gloves/safety
goggles). Do not open the sealing cap
on the coolant expansion tank unless the
coolant temperature is below 50 °C. Risk
of poisoning if coolant is swallowed.
Note:
The heating, ventilation and air-condition-
ing control panel features an integrated
“filling program”. This program provides
all the necessary functions (control of re-
circulation pumps and coolant valves) for
filling and bleeding the heating system
coolant circuit completely.
M20.00-0144-71
Open sealing cap (2) slowly to relieve
the excess pressure.
M83_00-0117-01
Start the filling program. The filling
program is started with the ignition
starter switch in the OFF position.
Press and hold Smog button (7) and
rocker switch (12) on the control
panel simultaneously. Turn the igni-
tion starter switch to the ON position
(position 2). Keep Smog button (7)
and rocker switch (12) pressed until
the LEDs in buttons (6, 7, 8, 11) light
up. The LED in rocker switch (12)
flashes.
TRAVEGO / TRAVEGO M / TRAVEGO L (Euro VI)/07.2014 GB
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Summary of Contents for TRAVEGO
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