Jandy 200 User Manual

Page 35
ENGLISH
Jandy
®
Pro Series, JXi
™
Gas-Fired Pool & Spa Heater
|
Installation & Operation Manual
9.2 Service Diagnostic Messages
The controller monitors several functions of the heater. In the event of a malfunction, the controller will display a
FAULT message. The following table lists the Heater Service Messages along with potential causes and remedies.
Fault Message Possible Cause Remedy
FAULT-
PUMP
• Statusmessageindicatingthelter
pump is currently turned OFF when the
heater system programmed in Maintain
Temp mode.
• No Service Required. This is normal when the control
is in a Maintain Temp mode.
NO FLOW
• Pump is not running.
• Low pump pressure.
• Pressure switch fault.
• Variable speed pump set too low.
• Check breakers and power source, recheck wiring, set
time clock and current time.
• Cleanlterorclearblockage,checkpositionofvalvein
plumbing system.
• Adjust or replace pressure switch.
• Adjust variable speed pump.
• Refertoqualiedservicepersonnel.
FAULT-
HIGH LIMIT
• Water temperature in heater exceeds
the internal limit.
• Limit switch fault.
• Temperature control thermostat failure
• Identify and correct loose connections
• Replace switches.
• Refertoqualiedservicepersonnel.
FAULT-
FUSELINK/FIELD
• Vent temp limit fault
(240°C- Marked with red paint)
• Identify and correct loose connections.
• Replace vent temperature limit switch.
• Refertoqualiedservicepersonnel.
FAULT-
CHECK IGNITION STEPS
• Broken, split, pinched or disconnected
air pressure switch.
• Fan not operating.
• Fan running slow or premature fan
failure.
• Airowrestrictedatintakeordischarge.
• Broken igniter.
• Low gas supply pressure.
• Noameatburners.
• Check tubing and replace if necessary.
• Correct fault or replace fan.
• Replace igniter.
• Verify proper wiring for 120 VAC or 240 VAC.
• Check for proper clearances around heater and for
adequate room ventilation if enclosed. Inspect for
blockageorrestrictionatdischargeofue.
• Cleanlter.
• Check the circuit.
• Check ignition control LED codes (see Section 9.3,
Ignition Control LED Service Codes).
• Identify and repair incorrect supply pipe size or pipe line
blockage.
• Identify and correct loose wiring connections, or
problems with igniter, gas valve, or ignition control.
• Refertoqualiedservicepersonnel.
FAULT-
SHORTED H2O SENSOR
or
FAULT-
OPEN WATER SENSOR
• Faulty wiring or connection.
• Failed water temperature sensor.
• Inspect water temperature sensor wiring.
• Ensure sensor is connected correctly into the PCB.
• Replace water temperature sensor.
• Refertoqualiedservicepersonnel.
9.3 Ignition Control LED Service Codes
In addition to service diagnostic messages, the ignition controller has an LED light that ashes to indicate various
ignition control faults. The table below lists the LED codes and the corresponding fault description. To diagnose
possible cause and remedy, refer to Section 9.2, Service Diagnostic Messages.
LED Code Fault Description
The LED light is on
continuously.
Ignition Control Fault. Refer to
qualified service personnel.
LED single flash. Air flow fault.
LED double flash. Flame exists when there is
NO call for heat. Refer to
qualified service personnel.
LED triple flash. Ignition lockout (heater has
cycled three (3) times and has
locked out after the third try).

Jandy 200 Specifications

General

Brand	Jandy
Model	200
Category	Swimming Pool Heater
Language	English