Model LG Pool and Spa Heater
Page 25
8.2.2 Winterizing
In areas where freezing temperatures occur in
winter, and the pool or spa will not be used, have your
service technician perform the following steps:
1.
Turn off the main gas supply valve to the heater,
outside the heater jacket.
2.
Remove heater door.
3.
Shut down the heater following the shutdown
instructions found on the inside of the heater or
on page 21 of this manual.
4.
Remove the drain plug from the return header
(see Figure 20), loosen the drain plug from the
inlet/outlet header, and completely drain the
heater before the first frost.
5.
After all water has drained from the heater,
remove the drain plug from the inlet/outlet side.
Check for mineral buildup in the openings.
6.
Use compressed air to blow out any standing
water remaining in the heat exchanger.
7.
Grease the threads on the drain plugs and
reinstall plugs, but do not tighten.
8.
Disconnect the pressure switch from the siphon
tube (copper tubing) (see Figure 21).
8.2.3 Spring Start-up
To restart the heater in the Spring, have a
professional service technician reassemble the heater
as follows:
1.
Attach the copper tubing to the pressure switch
(see Figure 21).
2.
Tighten the drain plugs.
3.
Turn on the filter pump and circulate water
through the heater for 5 minutes. Check for leaks
while circulating.
4.
Turn on the main gas supply valve to the heater,
outside the heater jacket.
5.
Turn on the heater following the lighting instruc-
tions found on the inside of the heater, or page 21
of this manual.
8.3 Inspection and Service
The Lite2 LG heater is designed and constructed
heater to provide long performance life when installed
and operated properly under normal conditions.
Periodic inspections, especially at spring start-up, are
important to keep your heater running safely and
efficiently through the years. Improper maintenance
can result in conditions where nausea or asphyxiation
from carbon monoxide or flue gases could cause
severe injury, property damage or death.
WARNING
Improper installation or maintenance can cause
nausea or asphyxiation from carbon monoxide
in flue gases which could result in severe
injury, or death.
8.3.1 Owner Inspection
Water Pik Technologies recommends that you
inspect the heater on a continual basis and especially
after abnormal weather conditions. The following basic
guidelines are suggested for your inspection:
1.
Keep the top and surrounding area of the heater
clear of all debris.
2.
Keep the area around and beneath the heater
clean and free of all combustible materials such
as paper, leaves, etc.
3.
Do not store or use gasoline or other flammable
vapors, liquids or chemicals in the vicinity of
this or any other appliance.
4.
Do not use the heater if any part has been under
water. Immediately call a qualified professional
technician to inspect the heater and replace any
part of the control system which has been
submerged.
5.
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
