8-11
8-11
CAUTION
CAUTION
Do not run the air conditioner without refrig-
Do not run the air conditioner without refrig-
erant. This will damage the air conditioner
erant. This will damage the air conditioner
compressor
compressor
. Check the
. Check the
refrigerant level if the
refrigerant level if the
air conditioner does not
air conditioner does not
work efficiently
work efficiently
.
.
Never use any refrigerant other than HFC-
Never use any refrigerant other than HFC-
134a. Other refrigerants will cause a mal-
134a. Other refrigerants will cause a mal-
function of the air conditioning system.
function of the air conditioning system.
NOTE:
NOTE:
Do not release refrigerant into the atmosphere. If it
Do not release refrigerant into the atmosphere. If it
becomes necessary to discharge the refrigerant,
becomes necessary to discharge the refrigerant,
consult the nearest authorized
consult the nearest authorized
Sterling service facil-
Sterling service facil-
ity to have
ity to have
the refrigerant removed properly.
the refrigerant removed properly.
T
T
o protect the
o protect the
environment, your vehicle’s air condi-
environment, your vehicle’s air condi-
tioning system uses refrigerant HFC-134a which
tioning system uses refrigerant HFC-134a which
does not harm the ozone layer.
does not harm the ozone layer.
Since charging the system with this refrigerant
Since charging the system with this refrigerant
requires a method different from the conventional
requires a method different from the conventional
method, be sure to contact an authorized Sterling
method, be sure to contact an authorized Sterling
service facility to service your
service facility to service your
A/C.
A/C.
4
4
Cl
Cl
ea
ea
ni
ni
ng th
ng th
e HV
e HV
AC a
AC a
ir fi
ir fi
lt
lt
ers
ers
Clean the air filters in the heating, ventilation, and
Clean the air filters in the heating, ventilation, and
air conditioning (HVAC) system every 6 months.
air conditioning (HVAC) system every 6 months.
A dust-loaded HVAC filter can cause malfunction of
A dust-loaded HVAC filter can cause malfunction of
t
t
h
h
e
e
b
b
l
l
o
o
w
w
e
e
r
r
m
m
o
o
t
t
o
o
r
r
.
.
The outside air inlets allow fresh outside air to flow
The outside air inlets allow fresh outside air to flow
through the front air outlets when fresh air is
through the front air outlets when fresh air is
selected. They must not be obstructed.
selected. They must not be obstructed.
Make
Make
sure
sure
the
the
outside
outside
air
air
inlets
inlets
are
are
not
not
cov-
cov-
ered or otherwise obstructed. Remove any
ered or otherwise obstructed. Remove any
object that covers or obstructs an air inlet.
object that covers or obstructs an air inlet.
Do not directly apply steam from a
Do not directly apply steam from a
cleaner to the
cleaner to the
outside air inlets. Water could enter the cab, and
outside air inlets. Water could enter the cab, and
cause the wiper motor to malfunction.
cause the wiper motor to malfunction.
Outside air inlets
Outside air inlets
Z14917a
Z14917a
https://www.besttruckmanuals.com/
