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Freezing Condition Precautions

   In areas where extended freezing conditions exist, the heater must be plumbed as
shown here (and the installation manual), so it can
be winterized.  Water left inside the heater will
freeze and cause damage.
   This plumbing setup will allow the use of pressur-
ized air to clear the heat exchanger of water in
preparation for an extended freeze. This should be
done as part of your end of swimming season win-
terizing.
   In warmer southern climates where freezing con-
ditions are temporary, you should run the water
pump 24 hours a day to prevent the water from
freezing inside the heater. Freeze damage is not
covered and may void the warranty.

Owner Maintenance & Cleaning

1.  The heat pump will produce condensation water run off while in operation. Make
sure the condensation drains in the bottom of the heater cabinet do not become blocked
with debris.  The condensation run off may attract increased plant growth and insects
in the heat pump area, be sure to keep all plants trimmed back and treat for insects as
needed.
2.  The outer air coil (located on three sides of the heater), should be kept free of
debris and buildup. A minimal air coil cleaning should be done as needed and at least
two times per year.  If the heater is installed in a sandy or salty condition, the air coil
should be cleaned more frequently.
3. To clean the air coil SHUT OFF ALL POWER, then use a garden hose at low pressure,
(without a pressure nozzle) to lightly rinse the air coil in an up and down motion.  You
can use a mild soap while rinsing to help neutralize and clean.  DO NOT spray water
directly in heater at high pressure.
4.  Cabinet surfaces can be wiped clean with a towel and mild cleaner.

Professional Maintenance

The heater should be serviced regularly like any other machine.  A factory authorized,
licensed air conditioning or mechanical contractor should perform the following main-
tenance procedures periodically.
1. Oil the fan motor.
2. Check the refrigerant charge.
3. Check the amp. draw.
4. Check all electrical supply connections & breakers.
5. Clean the air coil with approved solution.
6. Clean the interior cabinet bottom of debris.
7. Spray internal components with lubricant.
8. Inspect the installation including chemical feeder placement.
9. Inspect sprinklers to be sure the heater is not being sprayed.
10. Inspect for insect nests in and around the heat pump and treat.

Page10

You can contact the factory
@ 888-297-3826 for a list of
factory authorized service
centers in your area.

Содержание DIGITAL LOGIC AT800

Страница 1: ...ONAL POOL SPA INSTITUTE V2 3 AT 2001 CalorexU S A LLC SWIMMING POOL SPA HEAT PUMPS NOTE Installers should see separate installation manual Model AT800 AT600 AT400 BLACK CABINET with DIGITAL CONTROL DIGITAL CONTROL DIGITAL CONTROL DIGITAL CONTROL DIGITAL CONTROLS S S S S ONLY ONLY ONLY ONLY ONLY DIGITAL LOGIC DIGITAL LOGIC DIGITAL LOGIC DIGITAL LOGIC DIGITAL LOGIC ...

Страница 2: ... one of the most efficient ways to heat your pool or spa Your heat pump was manufactured by Calorex USA the very first company to produce swimming pool heat pumps Since making the very first pool heat pump some 24 years ago Calorex has become the industry leader in reliability and efficiency You can expect to get more use from your pool or spa investment with your new heat pump The heat pump will ...

Страница 3: ...uid refrigerant in the air coil absorbs the available heat in the ambient air transforming it into a gas The refrigerant gas is then pumped into the compressor When this warmed gas is com pressed it intensifies or concen trates the heat like a magnifying glass in the sun This intensely hot gas is then pumped into the heat ex changer condenser where the actual heat transfer takes place As the pool ...

Страница 4: ...art the water pump whenever the pool requires heat Once the pool is up to the set tempera ture the heater will stop and then 5 minuets later the water pump will stop When this button is set to the OFF mode the heater will operate only when the water pump is running during the timed period set on the water pumps time clock NOTE The time clock override works best if used during cooler weather condit...

Страница 5: ...T MODE F DEFROST MODE F DEFROST MODE F DEFROST MODE F DEFROST MODE This readout indicates that the internal defrost safety control has disabled the heater During cold weather where the air temperature drops below approximately 45 to 50 degrees depending on humidity the low refrigerant pressure switch or defrost con trol is designed to disable the compressor only Once the unit is in defrost mode th...

Страница 6: ...ED display will show a constant readout of the actual cur rent water temperature To set the desired water temperature press either the or thermostat buttons While adjusting the set temperature the LED will flash The flashing numbers will indicate the thermostat setting If you have a spa you can press the spa mode button and set the desired spa tempera ture If you do not have a spa use the pool mod...

Страница 7: ...eat loss by as much as 80 and reduce heating costs as much as 50 Using a cover during the initial heat up period will greatly reduce the operational time needed 8 SPA HEATING When heating a spa it is advisable to not run the air blower or air inlet venturis during the initial heat up time Air blowers and venturis inject air into the water to create the spa therapy action During colder weather the ...

Страница 8: ... is not restricted Make sure the unit can breathe well The cooler discharge air from the top should not accumulate and be drawn into the side air intake coils Keep all plants and shrubs trimmed away from the heater Make sure the front is accessible for future service 3 Do not allow lawn sprinklers to spray on the heater in any way Keep sprinkler heads away from the heat pump to prevent corrosion a...

Страница 9: ...S IN THE POOL or SPA SKIMMER Chemicals placed in the skimmer will feed concentrated chemical or chlorine into the heat exchanger before it is diluted with the rest of the pool water Chemicals or chlo rine placed in the skimmer will dissolve and concentrate in the skimmer when the water pump is off and then send a super concentrated chemical solution through the heater every time the water pump res...

Страница 10: ...dup A minimal air coil cleaning should be done as needed and at least two times per year If the heater is installed in a sandy or salty condition the air coil should be cleaned more frequently 3 To clean the air coil SHUT OFF ALL POWER then use a garden hose at low pressure without a pressure nozzle to lightly rinse the air coil in an up and down motion You can use a mild soap while rinsing to hel...

Страница 11: ...required to shut off or turn on power to the heater 5 Confirm that all heater controls thermostat thermostat selector switch reset tripper and optional auto heat switch if so equipped are in the correct position 6 If any 3rd party control devices are installed on the pool spa system make sure they are functioning properly Factory service technicians will not diagnose 3rd party exter nal control de...

Страница 12: ...uns T Stat Relay Does Not Close Heater Does Not Activate After Delay Period Try Again or Possible Bad Time Delay Possible Bad T Stat Board Pot or Sensor 1 Hour Time Delay Activates Water Temperature is Below Setting Water Temperature is Above Setting Compressor Starts Green Heating Light ON Time Delay Passes or Air Temp Increases Safety Control Resets Compressor Restarts or Below 45 to 50 F Air Te...

Страница 13: ...out notice 2000 Calorex U S A LLC MEMBER NATIONAL POOL SPA INSTITUTE Pool Heat Pump Manufacturers Association MEMBER 5826 Corporation Circle Ft Myers Florida 33905 888 297 3826 www calorexusa com calorexusa earthlink net U S A L L C ...

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