SECTION SEVEN – Troubleshooting
7-10
Troubleshooting Questions
The following condition exists when you arrive at the
customers installation:
• Green “POOL” or “SPA” L ED is on
• Red “SERVICE HEATER” LED is on
• None of the red diagnostic LED’s on the back of the
Control Board are on
• After turning off the 120VAC and turning back on,
the heater does not fire and stay on
• No diagnostic LED’s came on
• The Burner did not fire at all
• Blower operates
• Gas is flowing to the burner
• 120VAC is being supplied to the Igniter
a. Defective Gas Valve
b. Defective Control Board
c. Defective Igniter
d. Defective Thermistor
The following condition exists when you arrive at the
customers installation:
• Green “POOL” or “SPA” L ED is not on
• Green “POOL” or “SPA” LED does not come on
after depressing “POOL” or “SPA” button on mem-
brane pad
• 120VAC is being supplied to the Heater
• A check of the Transformer secondary shows no 24V
• A check of the “HOT” and “NEUTRAL” terminals of
the Terminal Board shows 120VAC is present
• A check of the primary of the Transformer shows
120VAC is pr esent
a. Blown Fuse
b. Defective Membrane Pad
c. Defective Transformer
d. Defective Control Board
The following condition exists when you arrive at the
customers installation:
• Green “POOL” or “SPA” L ED is on
• Red “SERVICE SYSTEM” LED is off
• Red “SERVICE HEATER” LED is off
• After turning off the 120VAC and turning back on,
mak i n g s u re temperature setting is higher that water
temperature, no diagnostic LED’s come on momen-
tarily or stay lit.
• Red “SERVICE HEATER” LED does not come on
a. Defective Thermistor
b. Pump Basket clogged
c. Defective Control Board
d. Defective Membrane Pad
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