Waterco Turbotemp 200HD Installation And Operation Manual page 43

TROUBLESHOOTING INSTRUCTION
Initial Troubleshooting
Only qualified, trained service technicians with appropriate test equipment should service
the heater. Remember that all parts of the system affect heater operation. Before starting this
troubleshooting procedure, make sure that the pump is running correctly, that there are no
blockages in the system, that the valves are correctly set and that the time clock is correctly
set and is running.
READ THE FOLLOWING CAREFULLY:
1. Check the line voltage to your heater. This heater operartes on 240 Volts AC.
2. Remove the covers and check the 12-pin plug in the back of the control box.
The plug must match the voltage in the heater circuit.
3. If the 12-pin plug is not plugged into the back of the control box, plug in the
RED 240 volt plug.
Start here for directions to specific Troubleshooting Chart
Is green "POOL" or "SPA"
LED "on"?
YES
Is red "SERVICE SYSTEM"
LED "on"?
NO
Is red "SERVICE HEATER"
LED "on"?
NO
Turn off power to heater for
about 5 seconds, and turn back
on. Make sure temperature
setting is above water
temperature. Wait one minute.
Do any diagnostic LED's on
back of board (AGS, AFS, SFS,
HLS, PS, or THERMISTOR)
come "on" and stay on?
NOTICE: Any or all of the
diagnostic LED's may come
"on" momentarily when you turn
on the power to the heater.
! Hazardous voltage. Can shock, burn or kill.
WARNING
Disconnect power before servicing any components.
IMPORTANT! READ ME FIRST!
Are any red diagnostic
LED's on back of
YES
board (AGS, AFS,
SFS, HLS, PS or
THERMISTOR) "on"
YES
Does red "SERVICE
NO
HEATER" LED come
"on"
Verify that water temperature setting is
above water temperature reading. If it is,
and heater either will not fire or no red
LED's come "on", replace Control Board.
NO
YES
YES
NO
YES
NO
! Fire and Explosion hazard. Do not
WARNING
jumper switch terminals to remedy a failed safety switch.
Section 5. Troubleshooting
Go to chart "HEATER WILL
NOT FIRE - A"
(Page 41)
Go to chart "HEATER WILL
NOT FIRE - B"
(Page 42)
Go to specific safety switch
troubleshooting chart
(Pages 45 and 46)
Go to chart 'HEATER WILL
NOT FIRE -C"
(Page 43)
I pg 42