The heater uses engine coolant to
warm the air. If the engine is cold, it
will be several minutes before you
feel warm air coming from the
system.
1. Select
.
When you select
, the system
automatically switches to fresh air
mode. If you switch the mode
from
or
, the system
als
The best way to confirmthat all
loads are within limits is to check
them at a public scale. For public
scales in your area, check your local
phone book, or contact your trailer
dealer or rental agency for
assistance.
If you cannot get to a public scale,
you can estimate the total trai