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Every 12 Months or 12,000 Miles
Heaters & Defrosters
Tighten Front Heater Fasteners
Inspect, clean and replace Front Heater
Filter & Screen
Inspect and clean Front Heater Heater
Cores
Inspect and clean Heater Cores
Bleed Heater System
Inspect, clean or replace Heater System
Filter
Clean Underseat Heaters Filter Elements
Axle & Suspension, Front
Inspect & Adjust AirTek Suspension Ride
Height
Inspect & Torque SofTek Spring
Suspension Components
Axle & Suspension, Rear
Inspect & Tighten Spring Suspension
Components
CARE & MAINTENANCE
All fasteners holding such heaters in place in unit. For
details on fasteners check installation prints.
Wash filter and screen. If filter cannot be washed or is
damaged, the filter MUST be replaced immediately. If a
screen cannot be cleaned, a new screen must be installed
immediately.
Clean carefully with compressed dry air or vacuum and a
soft bristle brush. Damaged fins should be straightened
with a fin comb.
The core should be cleaned carefully with compressed dry
air or vacuum and a soft bristle brush. Damaged fins
should be straightened with a fin comb to prevent airflow
restrictions.
Bleed air from heater circulation system. This procedure is
done to keep system operating correctly.
The filter and screen are washable. If a filter cannot be
washed or is damaged, the filter MUST be replaced
immediately. If the screen cannot be cleaned, a new
screen must be installed immediately. Filter may need to
be cleaned or replaced more frequently in extreme dusty
and dirty environments.
Clean dust from cores.
Shock Length, eye-to-eye: 17.47" +/- 0.25".
See Diagram & Appendices in Suspension Chapter of your
service manual.
See diagrams and appendices in Suspension Chapters of
your service manual.
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