Peterbilt 579 Operator's Manual page 268

PREVENTIVE MAINTENANCE SCHEDULE
SYSTEM COMPONENT
Heating Air conditioner
and Air
Heater and air conditioner
Conditioning
Cabin fresh air filter (ON
HIGHWAY)
Cabin fresh air filter
(OFF-HIGHWAY)
Condenser
Sleeper air filter
Recirc cab air filter (ON
5
HIGHWAY)
Recirc cab air filter
(OFF-HIGHWAY)
Aftertreatment System
System
Diesel particulate filter
Diesel exhaust fluid tank
Diesel exhaust fluid supply
module
5-32
PREVENTIVE MAINTENANCE (PM) INTERVALS
MAINTENANCE TASK
Operate the system.
Perform the checks listed shown on page 5-111.
Full operational and diagnostic check.
Inspect and clean, replace if necessary, as shown on page
5-112.
Inspect and clean, replace if necessary, as shown on page
5-112.
Clear any debris from the front of the condenser.
Inspect and clean, replace if necessary, as shown on page
5-113.
Please contact an authorized dealer when the service interval
is required to inspect the cabin recirculation air filter.
Please contact an authorized dealer when the service interval
is required to inspect the cabin recirculation air filter.
Check for leaks and proper support (shown on page 5-116).
Clean filter.
Inspect the tank, straps, brackets, hoses and fittings for
abrasion damage, leaks, tightness and fully engaged
connectors.
Replace filter.
Y53-6047–2C
Recommended PM Interval
I A B C D
X
X
X
X
X
X
X
X
X
X
Refer to the Engine Maintenance
Manual.
X
Refer to the Engine Maintenance
Manual.
(04/13)
E