MAINTENANCE
5-26 HPR130 Manual Gas Instruction Manual
6
Power supply coolant system servicing
Draining the coolant system
1. Turn OFF the power, and remove the return coolant hose (red tape) from the pump and put it in a
20 liter (5 gallon) container.
3. Run the pump until the coolant stops flowing and immediately release the current selection knob (8).
2. Press and hold the current selection knob (8) and turn ON the power switch. The pump will run continuously while
(8) is pressed.
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