Jandy Lite2 Installation And Operation Manual
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Contents
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Page 289.2 Troubleshooting Guide# Symptom Cause Remedy1. Pump not A.No power A.Check circuit breakers and power source.operating B. Pump defective B. Replace.C. Incorrectly wired C. Recheck wiring.2. Hot surface A.No power to heater A.Check circuit breakers and power source.igniter does B. Heater not grounded correctly B. Check ground wire connection.not glow C. Broken or faulty hot surface igniter C. Replace hot surface igniter.D. Faulty ignition control D. Replace ignition control.3. Flame roll-out A.Blocked flue A.Remove blockage.on start-up B. Pilot out of position (delayed ignition) B. Correct pilot position.C. Blocked heat exchanger C. Clean and correct as necessary.D. Refractory blanket out of place D. Correct or replace blanket as necessary.E. Altered draft hood E. Install factory-provided draft hood.4. Spillage at A. Cold chimney A. Allow heater to operate 5 minutes to create draft action.draft hood B. Vent pipe pitches down to chimney B. Reinstall vent pipe to pitch up from heater to chimney.C. Blocked chimney C. Remove blockage.D. Draft hood altered D. Install factory-provided draft hood.E. Prefabricated chimney with incorrect cap E. Install U.L. listed vent cap.5. Flame has A. Low primary air A. Correct manifold pressure according to rating plate. Correctlazy yellow tip orifice size if necessary (see parts list). Clean burner ports ifdirty.6. Not enough heat A. Inadequate gas supply A. Gas meter too small. Gas line from meter to heater too small.B. Low manifold gas pressure B. Gas pressure on heater manifold, should be adjusted to4.0"W.C. for natural gas, 9.0"W.C. for propane.C. Heater size inadequate C. Replace with heater of higher input.7. Heater pounding A.Inadequate water flow A.Check temperature rise between inlet and outlet heateror knocking through heater piping. See section 7.6 for recommended range oftemperature rise. If temperature rise is above the maximumrecommended, increase pipe size or pump capacity orlocate obstruction. Check for closed valve in system.8. Heater condensing A.Low water temperature A.Flue product moisture will condense at the start-up until theheater water temperature reaches the normal operatingconditions.9. Pressure relief A. Restriction in water flow system A. Check for proper operation of all valves, bypass valve andvalve opens at or downstream of heater. any equipment between pool and heater outlet.10. Igniter glows A.Gas valve not at “on” position A.Turn knob to “on” position.but main burners B. Hi-limit switches failed B. Investigate reason for overheating and replace hi-limit switchwill not come on as necessary .C. Pressure switch failed or out of C. Adjust pressure switch (see Section 7.5) or replace asadjustment necessary.D. Fusible link failed D. Investigate reason for flame rollout and replace fusible linkas necessary .E. Gas valve failed E. Check and replace gas valve as necessary.F. Broken wire in thermostat circuit F. Check continuity through thermostat circuit with wiresor defective thermostat disconnected.G. Heater wired incorrectly G. Check heater wiring against wiring diagram on page 18,correct as necessary.11. Heater short A. Low water flow through heater A. Increase size of pump or increase piping size.cycles B. Failing hi-limit switch B. Check High limit switches and replace as necessary.NOTE: Keep this manual in a safe place for futurereference by you and your professional technicianwhen inspecting and servicing the heater.SECTION 9.Troubleshooting9.1 General Heater TroubleshootingThe following table lists some of the morecommon problems, causes and solutions encounteredwhen running the heater. Most problems occur whenthe heater is being started for the first time afterinstallation or at Spring start-up. Careful installationand maintenance will help ensure years of trouble freeuse from your Lite2 pool heater. |
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