To Turn Off Gas To The Heater; Normal Operation - Jandy JXi 200 Installation And Operation Manual

Jandy , JXi Gas-Fired Pool & Spa Heater
® ™
OPERATING INSTRUCTIONS
9.2.1
Refer to the Lighting and Shutdown Instructions. See
Figure 22 located inside the top panel.
• STOP! Read IMPORTANT SAFETY
INFORMATION in previous section.
• This appliance is equipped with an ignition device
which automatically lights the heater. Do NOT try to
light the burner by hand.
• Set temperature thermostat controls to their lowest
setting and turn off the controller. Make sure the
display shows GAS HEATER IS OFF.
• Turn off all electrical power to the heater at the
junction box.
• Remove the heater rear or top panel.
• Toggle gas control
switch to OFF position.
Figure 21.
See
• Wait five (5) minutes to
clear out any gas, then
smell for gas, including
near the floor. IF YOU
SMELL GAS, STOP!
Follow instructions in
Section 8.1.1.
• If no gas is detected,
toggle gas control switch
to the ON position.
• Replace the rear panel or
top.
• Turn on electrical power to the heater.
• Turn the controller ON by pressing POOL or SPA
and set the temperatures as necessary.
9.2.2 If Ignition Is Unsuccessful
If ignition is unsuccessful, or the flame fails during
normal operation, the ignition control shuts off the gas
valve. The heater will then go through a post purge
process and attempt to establish stable combustion two
additional times. If ignition is unsuccessful after three
9.3

To Turn Off Gas To The Heater

• Set temperature thermostat controls to their lowest
setting and turn off the controller. Make sure the
display shows GAS HEATER IS OFF.
• Turn off all electrical power to the heater at the
junction box.
9.4

Normal Operation

During normal operation, the control system measures
the temperature of the water flowing through the heater
and will begin the start-up process if the temperature is
below the set point. If the blower pressure switch senses
adequate airflow when the blower starts, the ignition
sequence begins. Following a pre purge, the igniter is
|
Installation & Operation Manual
Gas Valve
Control Switch
Figure 21. Gas Valve
NOTE: If the heater does not start, check that the filter pump is ON,
the filter is clean and that water is flowing to the pool. If the heater
still does not operate, follow the procedure in Section
gas supply to the heater.
WARNING
When the heater is fired for the first time, the combustion chamber
refractory binder material is driven out by the heat of the flame.
White smoke and/or sharp odors may be emitted from the vent dur-
ing this period. Do not inhale combustion product fumes at any time,
and especially when these fumes are being emitted. This "burn-in"
period will last only a few minutes.
attempts, the system shuts down and will automatically
attempt to restart after one hour.
• To reset the heater to provide three (3) attempts to start:
• Turn OFF the control then turn it back ON.
• Access either the Pool or Spa mode.
• Remove the rear panel or top.
• Toggle gas control switch to OFF.
• Shut off the external gas supply valve to the heater.
• Replace the rear panel or top.
energized, then the gas valve opens. As long as a flame
is sensed at the burner, operation continues until the
temperature of the water entering the heater reaches the
temperature control setting.
Page 33
ENGLISH
8.3 to turn off