Operator`s manual

1. Power up the PureHeat as described in section 2 of this manual.
2. Place the container of HTF near the access doors for the Hose Reel and the Main Control Panel.
3. Remove the Fill Hose from its storage location below the hose reel.
4. Clean the exterior of the Fill Hose and place the open end in the container of HTF.
5. It may be necessary to fill (prime) the Fill Hose prior to insertion into the HTF container.
This is accomplished by first lowering the hose near ground elevation and momentarily opening Valve #4 until HTF has filled the hose.
6. SHUT Pump Suction Valve #3
7. Pull the locking pin from Valve #4, pull the locking collar toward the handle and OPEN valve #4
8. If the LOW HTF LEVEL light is lit, push and hold the HTF FILL switch to operate the Pump.
If the LOW HTF LEVEL light is NOT lit, you may turn the pump switch ON to begin filling.
9. Continue filling until the HTF is observed in-between the LOW and HIGH marks adjacent to the HTF Sight Gauge. (photo 2-4, page 2.4)
10. Once filling is complete, pull the Fill Hose out of the HTF container with the Main Pump running to effect emptying the Fill Hose.
11. Shut Valve #4, ensure the locking collar slides toward the valve stem to the locked position, place the locking pin into the hole provided.
12. Turn the Pump Switch OFF.
13. Wipe down the fill hose and store it neatly below the Hose Reel.
14. Open Pump Suction Valve #3, check for leaks.
PUREHEAT VALVE POSITIONS FOR ADDING HTF
(Machine in use)
V. 2, Rev. 09/01/06
B - 9
© 2006 Ground Heaters, Inc.
HTF
SUPPLY MANIFOLD
FILL HOSE
F
RETURN MANIFOLD
2
OPEN
5
7
6
SHUT
HTF SUPPLY - FLOW DIRECTION
HTF RETURN - FLOW DIRECTION
OPEN
HTF FILL
VALVE
3
4
SHUT
OPEN
MAIN
PUMP
PSI
PRESSURE
GAUGE
CHECK
VALVE
SUCTION VALVE
RETURN HTF
THERMOMETER
SHUT