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HWP60A/HWP90A FORCED CIRCULATION HEATER USER MANUAL...
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SmartGen Technology at the address above. Any reference to trademarked product names used within this publication is owned by their respective companies. SmartGen Technology reserves the right to change the contents of this document without prior notice. Table 1 Software Version Date...
OVERVIEW HWP60A/HWP90A forced circulation engine water heater is composed of 3 parts (control section, water pump and water heater). If the outside temperature is lower than 4ºC, engine coolant and lubricant may condense into solid state and lose their lubricating and cooling properties during cranking, which can damage the engine.
The heater is heating on when the “Heating” indicator is illuminated while the Thermostat is open and the heater stops heating when the “Overheat” indicator is flashing. Temp. Display: OFF Temp. Display: ON Temp. Display: Current Temp. Alarm: Sensor Abnormal HWP60A/HWP90A Forced Circulation Heater User Manual Page 7 of 12...
After doing these, press button, the LED will back the current temperature. All the adjustment should be saved and not lost even when power is off. HWP60A/HWP90A Forced Circulation Heater User Manual Page 8 of 12...
HWP60A/HWP90A Forced Circulation Heater User Manual Page 9 of 12...
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The cable of the power supply is too long and result in dividing resistance of the cable. Solutions: 1. Replace the heater whose power matches the engine; 2. Shorten the power cable as possible and increase the cable diameter. HWP60A/HWP90A Forced Circulation Heater User Manual Page 10 of 12...
CONNECTIONS Fig.7 Schematic Diagram Use 4mm power cable for tie-in. Earth line must be soundly connected to earth. HWP60A/HWP90A Forced Circulation Heater User Manual Page 11 of 12...
CASE AND DIMENSIONS unit: mm Fig.8 Overall Dimensions NOTE: All the inlets/outlets connectors are Pagoda-shape. _________________________________ HWP60A/HWP90A Forced Circulation Heater User Manual Page 12 of 12...