Astralpool 175 - TROUBLESHOOTING; HEATER WILL NOT LIGHT; HEATER SHORT CYCLING (RAPID ON AND OFF OPERATION); HEATER MAKING KNOCKING NOISES

INST 318 HINRG HEATER – V01-18
- 17 -
HiNRG HEATER MODEL
175
250
400
NATURAL
PROPANE
NATURAL
PROPANE
NATURAL
PROPANE
GAS INLET RATES
(MJ/h)
200
200
250
250
400
400
GAS TEST POINT
PRESSURE
(kPa)
INLET
STATIC
1.13 MIN.
5.00 MAX.
2.75 MIN.
5.00 MAX.
1.13 MIN.
5.00 MAX.
2.75 MIN.
5.00 MAX.
1.13 MIN.
5.00 MAX.
2.75 MIN.
5.00 MAX.
INLET
OPERATING
(HIGH FIRE)
>1.13
>2.75
>1.13
>2.75
>1.13
>2.75
BURNER
OPERATING
(HIGH FIRE)
0.54
2.00
0.54
2.00
0.54
2.00
CO LEVELS (ppm)
10 to 30
10 to 30
10 to 30
PERFORMANCE DETAILS
TO CHECK BURNER PERFORMANCE
1. Start pool pump supplying water to HiNRG Gas Heater and ensure heater is turned off
2. Set up manometer to outlet side of gas valve
3. Turn HiNRG Heater on at the on/off switch
4. Increase temperature set point above the actual water temperature
5. Allow the heater to start
6. Ensure heater is running at full fan rate
7. Inspect flame from the flame inspection port on left hand side of the heater and ensure flames are blue
8. Check gas pressure on Manometer
9. Remove regulator cap on gas valve and adjust gas rate screw to achieve nominated burner pressure
10. Inspect flame again ensuring flame is blue in colour
11. Turn heater off and ensure the flame cuts out and the pressure switch symbol on the thermostat screen disappears
12. Turn heater on again, and ensure the thermostat displays “L” for lockout. Wait 2 minutes and the heater should then reignite.
13. Lower front door and secure shut.