gas pressure can cause whistling in the
burners. Check your Owner's Guide or
contact your installer.
Hayward heaters cool down immediately
after shut down.
heaters should be installed on a non-combustible
material, such as concrete or block.
It must not have any structures above
it, if installed outdoors, including
tree branches within 4 feet. Consult
owner's manuals for clearances around
all four sides of your pool heater.
specific conditions apply. Please consult
your owner's manual for complete details.
They must be vented to the outside in
a very specific manner, and have enough
influent air to combust properly. Improperly
installed pool heaters have the potential
to cause fatalities from carbon monoxide
emissions, or gas explosions.
heaters use one gallon of fuel per hour
for each 91,000 BTU's of heater input.
A 250,000 BTU heater uses: 250,000/91,000
= 2.75 gallon per hour
gas heaters use one therm (100,000) BTU
per 100,000 BTU's heater size. Your gas
is usually billed by therms.
blanket on your swimming pool
when not in use.
the temperature at the lowest comfortable
to not turn up the heater to maximum,
(it will not heat any faster) But
set it at a known setting for your
desired maximum temp.
heater off or to a low setting during
periods of non-use.
is one of the largest heat thieves.
Fences or shrubbery can reduce the
effect that wind will have on pool
Tips to Economize on Pool Heating - from
Teledyne Laars/ Jandy:
Keep a thermometer in
your pool. It will pinpoint accurately
the temperature most comfortable
your thermostat at the lowest comfortable
setting. Each degree more heat than
needed could add more to your monthly
fuel cost and use up more energy
the "comfort setting" on
the thermostat dial. This will prevent
accidental or careless over-heating
and waste of energy.
thermostat to 70 degrees when pool
is to be unused for three or four
days. For longer periods, shut the
heater off. You will save money on
fuel consumption and help conserve
your pool from wind. Wind above 3
to 5 miles per hour can lower the
pool temperature substantially. A
hedge, cabana or decorative fence
can be an effective windbreak.
cover when pool is not in use.
This can reduce heat loss by as much
as 50%. If you are vacationing for
a couple of weeks or shutting down
for winter, turn the heater off completely,
including any pilot light.
heater completely prior to freezing
weather. Freezing water inside the
heat exchanger can result in costly
a maintenance checkup annually. Its
your best ounce of prevention. Call
your Teledyne Laars/ Jandy dealer
for a skilled technician to do the
job. The cost is minimal and the
service will keep your heater working
efficiently for many years.