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MAINTENANCE AND SERVICING
1. Use a vacuum cleaner or compressed air to remove
dirt from inside the unit.
2. Blow compressed air through the evaporator
fi
ns from
the blower side (A)
fi
rst as shown. Direct the air straight
into the evaporator to prevent
fi
n damage. A nozzle
extension makes this procedure easier.
3. Repeat the previous step from the side (B) opposite the
blowers.
Figure 5.45: HVAC System
4. If you cannot feel the compressed air blowing through
the evaporator core, proceed as follows:
a. Protect the blower motor (A) from water.
b. Soak the evaporator core (B) with warm water
using a low pressure hose. Let soak for several
minutes.
c. Blow compressed air through the core from the
blower side (C).
d. Repeat the soaking procedure until air blows
through the evaporator freely.
Figure 5.46: HVAC System
Installing Air Conditioning (A/C) Cover
1. Straighten any bent
fi
ns.
2. Position cover (B) and attach with eight screws (A).
Figure 5.47: HVAC System
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Revision A
Summary of Contents for M155
Page 3: ...Declaration of Conformity Figure 1 Declaration of Conformity Page 1 of 2 147649 i Revision A ...
Page 4: ...Figure 2 Declaration of Conformity Page 2 of 2 147649 ii Revision A ...
Page 30: ...SAFETY Figure 1 21 Safety Signs Left Cab forward Side 147649 14 Revision A ...
Page 32: ...SAFETY Figure 1 23 Safety Signs Right Cab forward Side 147649 16 Revision A ...
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Page 414: ...MAINTENANCE AND SERVICING Fuse Box Decal Figure 5 178 Fuse Decal 147649 398 Revision A ...
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