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MAINTENANCE INSTRUCTIONS
E13 G731 G732
INSTRUCTIONS FOR INSTALLATION
OF THE CARBON FILTER
1. Remove the worn out filter from the air
duct neck.
2. Remove the protective package of a
new filter.
3. Put the filter to the air duct neck so
that the air passage direction corre-
sponds to the passage direction
through the filter in accordance with
the arrow on the filter. The inlet air
should pass to the white duct filtration
layer first.
4. Check proper sealing of the filter.
5. Fix the filter.
DRAINAGE OF CONDENSATE FROM
AIR ACCUMULATOR
Drain condensate by pulling the ring to
deflect the bleeding valve.
The valve is installed on the air accumu-
lator bottom.
CHECK OF TIGHTNESS OF AIR
SYSTEMS
Fill the air accumulator up to the
maximum pressure (730 20 kPa).
When the engine is stopped, pressure
may not drop by more than 10 kPa.
Carry out checks every day be-
fore you drive out with a trailer or
semi-trailer!
A warning light on the dashboard
lights on in case of a drop of
pressure in the brake system un-
der 450
30 kPa!