GAUGE-VACUUM 5308790 - Caterpillar

Freeze Protection (If Equipped)
In order to protect the water spray system from freezing, perform the following steps.
Illustration 1 g03382824
Fill cold-weather tank (1) with window washer fluid.
Drain the water spray tank. Refer to the Operation and Maintenance Manual, "Water Spray System - Drain" for further information on draining the water spray tank. Note: Do not purge the water from the water spray lines prior to pumping the window washer fluid. Water is required to be in the spray bars in order to prime the pumps.
Illustration 2 g03382839
Close valve (3) for the water spray tank supply.
Open valve (2) in order to turn on the supply for the window washer fluid.
Operate the water spray system until the water color changes to the color of the window washer fluid at the spray bars. Operating the water spray system will purge the water from the filter, the pumps, the front spray bar, and the rear spray bar.
Turn off the water spray system and close valve (2).
Before resuming normal operation of the water spray system, open valve (3).