Model LJ Pool and Spa Heater
Page 3
4.
Plumbing items needed to provide a sediment
trap (drip leg) in the gas line between the manual
gas valve and the union to the heater (see
Section 4.1).
5.
A 115V AC or 230V AC power supply. A
junction box is not needed at the heater, connec-
tions are made inside of the heater jacket.
1.6.2 Materials for Special Applications
In addition to the items listed above, the following
items are needed for special applications.
1.
A factory authorized draft hood and any vent
pipe needed for indoor installations in the USA
and outdoor shelter installations in Canada (see
Section 3.2.2). Draft hoods are available from
any Jandy distributor.
2.
Primer and cement suitable for cementing CPVC
pipe to PVC pipe and an appropriate coupling for
connecting the factory supplied CPVC pipe
nipples to PVC pool plumbing.
3.
A non combustible platform for installation on
combustible surfaces (see Section 2.3.3). Non
combustible bases are available from your Jandy
distributor.
4.
A factory approved vent cap for all outdoor
installations in Canada and locations in the USA
where wind conditions may cause downdrafting.
Vent caps are available from your Jandy distribu-
tor.
5.
Electrical relay (Jandy part number R0658100) if
pump is to be run by the heater's internal time
clock.
1.7 Specifications
1.7.1 General Specifications
1.
Installation Location.
Certified for use:
In the USA:
Natural Gas:
Indoor and Outdoor
Propane Gas: Outdoor Only
In Canada:
Natural Gas:
Outdoor and Outdoor
Shelter
Propane Gas: Outdoor Only
2.
Minimum Clearance From Combustible Material:
See Table 1 in Section 2.3.2
3.
*Gas Pipe/Heater Gas Valve Connection.
Natural and LP:
3/4" NPT
*
For diameter of gas line from meter to heater see
Table 3 in Section 4.1.
4.
Supply Gas Type.
Certified for use with:
Natural Gas and Liquefied Petroleum Gas (LP
Gas or Propane Gas).
5.
Inlet Gas Supply Pressure.
Minimum
Maximum
Natural Gas:
5.5 "WC
10.0 "WC
LP Gas:
10.0 "WC
14.0 "WC
6.
Water Pipe/Heater Connection.
Threaded
Unthreaded
Iron Pipe
2" NPT
1 1/2"
Copper Pipe
1 1/2" or 2"
Plastic
2"
7.
Flow Rate:
Maximum:
125 gpm (475 lpm)
Minimum:
30 gpm (110 lpm)
8.
Maximum Working Water Pressure:
75 psi
9.
Exhaust Vent Connection Size: See Figure 1 in
Section 2.2.
10. Electrical Supply: Either 115 volts AC or 230
volts AC.
11. Modification of Heater for High Altitude:
None. Lite2 LJ heaters are factory built to
altitude ranges as specified when ordered. For
the definition of the altitude ranges, see Table 3
in Section 4.1.
1.7.2 Dimensions
See Figure 1 for a diagram showing the heater's
exterior dimensions and dimensions to critical connec-
tions on the heater.
SECTION 2.
Installation Instructions
2.1 Introduction
WARNING
Improper installation or maintenance can cause
nausea or asphyxiation from carbon monoxide
in flue gases which could result in severe injury,
or death.
Install the Lite2 heaters, vent caps and draft
hoods in accordance with the procedures in this
manual, local codes and ordinances, and in accordance
with the latest edition of the appropriate national code
(see Section 1.4 "Codes and Standards").
All gas-fired products require correct installation
to assure safe operation. The requirements for pool
heaters include the following:
Summary of Contents for LJ
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