freightliner BUSINESS CLASS M2 100, Maintenance Manual

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13–00 Safety Precautions
Safety Precautions in this section apply to all
procedures within this group.
DANGER
When working on the vehicle, shut down the en-
gine, set the parking brake, and chock the tires.
Before working under the vehicle, always place
jack stands under the frame rails to ensure the
vehicle cannot drop. Failure to follow these steps
could result in serious personal injury or death.
13–01 Air Compressor
Inspection
1. Inspect the air compressor intake hoses and
connections at the air intake and air compressor
for physical damage. If needed, change the
hoses, and/or tighten or replace the connections.
2. Inspect the coolant supply and return lines for
tight connections. Tighten the connections and
replace the lines and fasteners if needed.
3. For the air governor, inspect the piping and con-
nections for leaks. Replace gaskets and faulty
components as needed.
Air Compressor
13
Business Class M2 Maintenance Manual, August 2015
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