Zetor PROXIMA PLUS 90 2012, Operator'S Manual

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170
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 corresponds
to the passage direction through the fil-
ter 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!