Freightliner Cascadia. Instruction - page 35

2.

Loosen the passenger-side kick panel, tilt it out,
and carefully twist and remove the light bulb
socket from the lens on the back of the panel.
Move the panel out of the way. See

Fig. 6

.

3.

Remove the door step plate, and then pull the
door seal loose from the bottom of the door
opening to just above the filter area.

Remove the A-pillar trim panel. Remove the
screw (located under the step plate) and disen-
gage the spring clips by pushing the panel to-
wards the center of the cab.

4.

Remove the filter from the intake recess in the
back of the plenum. Pull it loose along the bot-
tom edge of the recess, and slide it straight
down. See

Fig. 7

.

5.

Slide a new filter up into the recess slots of the
plenum. Be sure that it fully seats into the slot all
the way around the opening.

6.

Install the A-pillar trim panel, then the door seal,
and finally, the door step plate.

7.

Position the passenger-side kick panel, and in-
stall the light bulb socket in the lens, then fasten
the panel.

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1

1.

Filter

Fig. 5, Cab Recirculation Air Filter (shown out of the

vehicle for clarity)

04/17/2007

f831718

1

2

3

4

1.

Kick Panel

2.

Side Trim Panel

3.

Step Plate

4.

Door Seal

Fig. 6, Panels

04/25/2007

f831720

1

1.

Filter

Fig. 7, Removing the Cab Filter

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Sleeper Air Filter Replacement

In vehicles with 60-inch and 72-inch sleepers, the
sleeper air filter is located on the forward side of the
blower fan housing, under the cabinet, directly be-
hind the driver’s seat. In vehicles with 48-inch sleep-
ers, the sleeper air filter is located on the forward
side of the blower fan housing, under the bunk, di-
rectly behind the driver’s seat.

IMPORTANT: When replacing the air filter, use
only a Freightliner-approved air filter.

1.

Park the vehicle on a level surface, set the park-
ing brake, and shut down the engine. Chock the
tires.

2.

In vehicles with 60-inch and 72-inch sleepers,
remove the sleeper HVAC access panel on the
inboard side of the cabinet. See

Fig. 8

. The

panel is held in place with four spring clips. Pull
straight out to remove it.

In vehicles with 48-inch sleepers, raise the lower
bunk, and lift the access panel. See

Fig. 9

.

3.

Lift the filter out of the slot. See

Fig. 10

for 60-

and 72-inch sleepers, or

Fig. 11

for 48-inch

sleepers.

4.

Install a new filter in the slot, making sure that it
is completely seated in the slot.

5.

Install the access panel.

ParkSmart Air Filter Replacement

The ParkSmart air filter is located on the inboard
side of the blower fan housing, under the cabinet,
directly behind the driver’s seat.

IMPORTANT: When replacing the air filter, use
only a Freightliner-approved air filter.

05/15/2007

f831713

Fig. 8, Sleeper HVAC Access Panel, 60- and 72-inch

Sleepers

02/14/2012

f831899

Fig. 9, Sleeper HVAC Access Panel, 48-inch Sleeper

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1

1.

Filter

Fig. 10, Removing the Filter, 60- and 72-inch Sleepers

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1.

Park the vehicle on a level surface, set the park-
ing brake, and shut down the engine. Chock the
tires.

2.

Remove the sleeper HVAC access panel on the
inboard side of the cabinet. See

Fig. 8

. The

panel is held in place with four spring clips. Pull
straight out to remove it.

3.

Pull the filter out of the slot. See

Fig. 12

.

4.

Install a new filter, making sure that it is com-
pletely seated.

5.

Install the access panel.

83–03 ParkSmart

™

Inspection

Espar Heater Operational Check

1.

Start the ParkSmart and set the control knob to
maximum heat. Run the heater for 15 minutes to
achieve operating temperature, and clear old fuel
from the lines.

2.

Verify that the unit completes the start-up cycle,
and continues to produce warm exhaust.

Drain Tube Inspection

NOTICE

The ParkSmart drain tube(s) must be kept clear of
debris. Failure to do so will cause excessive water
build-up in the base of the unit and may cause
damage to the internal components.

1.

Remove the battery cover/step or forward side
fairing, as needed, to improve access to the un-
derside of the ParkSmart unit.

2.

Remove the drain tube(s) from the bottom of the
unit. See

Fig. 13

for systems manufactured be-

fore July 2011, or

Fig. 14

for systems manufac-

tured from July 2011.

3.

Check the drain tube(s) for debris, and clean as
needed.

4.

Install the drain tube(s).

5.

Install any components that were removed for
access.

02/14/2012

f831900

1

2

1.

Bunk Frame Upper
Surface

2.

Filter

Fig. 11, Removing the Filter, 48-inch Sleeper

05/27/2010

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1

1.

Filter

Fig. 12, Removing the ParkSmart Filter

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External A/C Condenser
Inspection and Cleaning

On vehicles manufactured from July 2011, the
ParkSmart A/C condenser is located on the backwall
of the sleeper. Inspect the condenser as follows.

1.

Remove the inspection plate on the bottom of
the condenser module. See

Fig. 15

.

NOTE: If the condenser core has a build up of
fine debris, an A/C core cleaner, approved for
copper and aluminum cores, and a low pressure
water can be use to clean it.

2.

Clean out any debris in the module.

3.

Install the inspection plate.

09/21/2010

f831857

1

2

Remove and clean the drain tube.

1.

Drain Tube

2.

Intake Duct

Fig. 13, Drain Tube Inspection (pre-July 2011)

06/10/2011

f831880

Remove and clean the drain tubes.

Fig. 14, Drain Tube Inspection (from July 2011)

06/10/2011

f831879

Remove the inspection plate.

Fig. 15, Condenser Cleaning

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