4-24 DK65/75/80/90
WARNING
An automotive washer fluid is
highly recommended. Plain wa-
ter will freeze and damage the
system.
To avoid damage, do not operate
the windshield washer without
fluid.
Do not operate the washer if there
is mud or significant debris on the
windshield. Do not operate the
washer if the windshield is in-
clined to freeze. Either will ob-
scure vision causing a hazard.
Do not operate the wiper if it is
frozen to the windshield. System
damage may result.
HEATER
(1) Heater Switch
HEATER SWITCH
Select the "LOW" or "HIGH" setting as
desired to operate the heater.
WARNING
After the cab reaches a comfort-
able temperature, set the heater
switch to the "LOW" position.
Clear fog from interior glass im-
mediately to maintain safe vision.
Ensure that heater vents are not
blocked.
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(1) Heater Outlet
ADJUSTING HEATER AIRFLOW
Airflow from the heater can be adjusted
forward, backward, left and right.
HINTS FOR HEATER USE
1. Use an approved antifreeze solution
suitable for the ambient conditions.
2. Do not allow plain water to remain in
the system in freezing temperatures.
3. Check heater hoses and engine cool-
ing system before each use.
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