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OPERATION 14
CAB AIR FILTER - - Fig. 19 - - 20
Unscrew the cover (4) retaining knobs (1), extract the
element (2) and clean:
--
by tapping gently on a flat surface with the
outward--facing part downwards;
or
--
with a jet of compressed air at less than 6.9 bar
2
(7 kg/cm
) (100 Psi);
or
--
by immersing the filters in a solution of water and
non--foaming detergent for 15 minutes;
or
--
rinsing with a jet of water at less than 2.7 bar
2
(2.8 kg/cm
) (39 Psi) and drying with dry,
non--compressed air.
Do not re--install the elements until they are
thoroughly dry. A damp air filter will rupture when the
heater/air conditioner is operated.
Clean filter seats (3) with a cloth. When refitting the
elements, the arrow on the label must face the inside
of the cab.
OPERATION 15
AIR CONDITIONER CONDENSER - -
Fig. 21- - 22
Slacken the retaining screw (1) on the condenser (2).
Slide the condenser sideways, in the direction of the
arrow and clean off any dirt accumulated between
the cooling fins. Check that they are not deformed
and, if necessary, restore them to proper working
condition.
SECTION 4 - - LUBRICATION AND MAINTENANCE
TRE0834A
2
TRE0835A
1
2
TRE0836A
1
19
3
4
20
21
4--13
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