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Jandy® Legacy™ Model LRZM Pool/Spa Heater by Zodiac®
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Installation and Operation Manual
held beneath the burners. The flame should be
a. Blue in color.
b. 1 to 4 inches (25mm to 102mm) above
burner surface. See Figure 23.
7. Inspect the gas and electronic controls, including
the following:
a. High temperature limit switch
b. Water pressure switch
c. Automatic gas valve
d. Fusible Link
e. Temperature control
f.
Vent fusible link
8. Perform a temperature rise test in accordance
with Section 7.6.
9. If the heater is equipped with a pressure relief
valve, check for corrosion in and around the
valve. With the filter pump on, lift the release
lever on the top of the valve to make sure that
water runs freely through it. If corrosion is found,
replace the pressure relief valve. When replacing
the valve, be sure that the pump is off. Install the
valve so that the discharge is directed away from
any area that may be damaged by water.
10. Inspect the external surfaces of the heat exchang-
er tubes for black carbon soot buildup by placing
a mirror between and under the burners when the
heater is firing. Remove any soot that has collect-
ed on the tubes, and correct the cause.
Note
After installation and first start-up, check the
heat exchanger for black carbon soot buildup
after the following periods of operation: 24
hours, 7 days, 30 days, 90 days, and once
every 6 months thereafter.
WaRNiNG
Do not use this heater if any part has been under
water. Immediately call a qualified service techni-
cian to inspect the heater and replace any part of
the control system and any gas control which has
been under water.
aveRtiSSeMeNt
N'utilisez pas cet appareil s'il a été plongé dans
l'eau, même partiellement. Faites inspecter
l'appareil par un technicien qualifié et remplacez
toute partie du système de contrôle et toute com-
mande qui ont été plongés dans l'eau.
3. If the heater is equipped with a pressure relief
valve, check for corrosion in and around the
valve. Twice a year, with the filter pump on, lift
the release lever on the top of the valve to make
sure that water runs freely through it. If corrosion
is found, replace the pressure relief valve. When
replacing the valve, be sure that the pump is off.
Install the valve so that the discharge is directed
away from any area that may be damaged by
water.
4. Be sure all combustion air and ventilation
openings are not blocked. Check for spider webs
and other debris inside the heater, in the vents on
all sides of the heater jacket and in the exhaust
outlet– especially after a long period of nonuse.
8.3.2 Professional inspection
Inspections performed at least once a year by
a qualified technician are required to maintain your
heater's safe and efficient operation. The following
basic safety checks must be performed.
1. Inspect the venting system for blockage, leakage,
and corrosion.
2. Inspect burners and verify that they are clean.
Clean with a wire brush if necessary to remove
debris.
3. Check for spider webs and other debris in the
pilot and main burner orifices - especially at
spring start-up.
4. Check for loose or broken wires and terminal
connections.
5. Make sure that the pressure switch operates
properly by shutting the filter pump off and on
a few times. The burner should go off immedi-
ately after the pump stops. An ignition sequence
should start shortly after the pump is turned back
on.
6. Make a visual check of the main burner flame.
The flame can be seen in a mirror arrangement
Figure 23. Main Burner Flame
Содержание Jandy Legacy LRZ Millivolt
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