PREVOST X3-45 COMMUTER User Manual

SECTION 22: HEATING AND AIR CONDITIONING
DOB 1300-1556 | X3-45 Commuter PA-1648 Maintenance Manual First release Oct 2020
11
CAUTION
Be sure not to reverse filter upon installation.
3.4 EVAPORATOR DOOR FRESH AIR
INTAKE FILTER
The evaporator door is equipped with a
replaceable air filter, to remove the filter,
disengage the spring tab and slide the filter out.
FIGURE 11: EVAPORATOR DOOR FRESH AIR FILTER
MAINTENANCE
Evaporator door fresh air filter
Replace this filter at the interval specified by
the Lubrication & Serv
icing Schedule in
Section 24A.
3.5 OVERHEAD COMPARTMENT FAN AIR
FILTER
Air conditioning evaporator coils may be
installed in both overhead compartment air
systems. Only the air filters are serviceable. The
air filters are accessible from inside the
overhead compartments (Figure 12).
MAINTENANCE
At the intervals specified in the Lubrication &
Servicing Schedule in Section 24A, slide out
the filters, then back flush with water, dry with
air and reinstall.
For the air-conditioning unit, ball valves are
added on supply and return lines in the
condenser compartment. They have service port
to evacuate the A/C overhead compartment
circuit. When work has to be done on an
evaporator coil unit, it will be easier to remove it
and repair it on a bench.
FIGURE 12: OVERHEAD COMPARTMENT FAN AIR
FILTER
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PREVOST X3-45 COMMUTER Specifications

General

Engine	Volvo D13
Transmission	Allison B500
Fuel Type	Diesel
Length	45 ft (13.7 m)
Width	102 in (2.6 m)
Horsepower	500 hp
GVWR	54, 000 lbs
Height	141 in