40
Chlorination and Water Chemistry
Cold Weather Operation
Important Freeze Information
MODERATE CLIMATE: Heater operation can continue
pump operation) must be maintained.
CAUTION: Do not use the heater to maintain water
temperatures just above freezing or for freeze protection.
When heater is used during freezing weather, care must
be taken to avoid freeze-ups. Continuous pump operation
is a must. Additional protection may be required. The
heater is not warranted against freeze-ups.
COLD CLIMATE: Prolonged operation with water
temperatures are reached. Operating the heater for
can seriously damage the heater, and is not covered by
the warranty. For cold climate areas, please follow the
winterizing procedures listed below.
Winterizing the Pool and Spa Heater
Heaters installed outdoors in freezing climate areas may be
shut down for the winter. Observe the following procedure
supply to the heater.
from the condensate trap located below the inlet/
outlet water connections.
Remove the access panel below the inlet/outlet water
connections and connect a hose to the drain valve.
Direct the hose discharge to a safe drainage location.
Open the drain valve and pull the PRV handle or
open the union at the water outlet connection to allow
the heater to drain.
Close the drain valve and disconnect the hose.
Remove the cap from the condensate trap.
Disconnect, remove and drain the condensate trap
condensate drain line to the trap.
APPROVED
UNCONTROLLED DOCUMENT IF PRINTED
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