IMPORTANT:
When installing the coolant Ts, be sure and install them on the coolant lines at the
engine and NOT the coolant lines running to the bunk heater. Tying into the bunk heater lines can
cause an unsafe loop in circulation through the bunk heater core causing the APU to overheat.
●
Lay out the supply and return water lines (at the same time), being careful
not to cross them.
o
We recommend marking one of the lines on both ends prior to
installation to prevent accidental crossing that could cause the APU to
overheat.
●
Connect the supply water line to the bottom fitting on the APU and tighten
it to the water barb using the included ¾” worm gear hose clamps.
Remember which line you selected for supply and which line for return.
●
Connect the return water line to the top fitting on the APU and tighten it to
the water barb using the included ¾” worm gear hose clamps.
●
Route the hoses to the front of the truck where they will tie in to the water
Y’s. Be sure that the hoses are securely cable tied and out of the way.
●
Once the hoses are secured and pulled into the engine compartment of the
truck, determine the required length to reach the water Y’s.
●
Mark and then trim excess hose.
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Summary of Contents for HP2000 XTREME Series
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