Operator`s manual

Kerosene Portable Heaters Manual 17
PUMP PRESSURE ADJUSTMENT:
While heater is operating, turn relief valve clockwise to increase, counterclockwise to decrease. Use at
blade screwdriver to turn valve. Correct pump pressure is as follows:
Tolerance ± 10%
For best measurement of pressure, test with full tank of fuel. Optimum pressure occurs when the nose
cone is cherry red and there are no extending ames from the heater.
MAINTENANCE
Model # Pump Pressure
MH-0070-0M10 4.0 PSI
MH-0125-0M10 5.0 PSI
MH-0175-0M10 7.5 PSI
MH-0215-0M10 9.0 PSI
Adjusting Screw