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WATERPIK TECHNOLOGIES INC.

Gas-Fired Pool Heaters, ANSI Z21.56, and in Canada
with CAN1-4.7-M85.

Certain sections of this manual are specific to

either United States or Canadian installations, and are
labeled as such.

1B. Description

The Laars Lite 2 LD heater gets electrical power

from an external 120VAC or 240VAC source and
provides a dual thermostat Flex-Temp control system
for pool/spa combinations or preheat convenience. The
Laars Lite 2 LD heater also meets the California, New
York, Hawaii, and Oregon state energy requirements
for intermittent ignition gas appliances. The Laars Lite
2 LG heater is a self contained standing pilot unit and
requires no external power.

The Laars Lite 2 heater is specifically designed

for heating swimming pools and spas. Do not use it as
a general service water heater. There is a specially
designed model of Laars Lite 2 for heating salt water
pools. Consult your dealer for the appropriate
Waterpik Laars products for these applications.

1C. Warranty

The Laars Lite 2 heater is sold with a limited

factory warranty. Details are specified on the back
cover of this manual. A copy of the warranty and a
warranty registration card are included in the plastic
bag shipped with the heater. Fill out and return the
warranty registration card.

Make all warranty claims to an authorized

Waterpik Laars representative or directly to the
factory. Claims must include the heater serial number
and model (this information can be found on the rating
plate), installation date, and name of the installer.
Shipping costs are not included in the warranty cover-
age.

Damage caused by improper installation or

assembly, or to the heat exchanger by corrosive water,
is NOT covered by the Warranty. See Section 3D for
maintaining proper pool water chemistry.

NOTE: Keep this manual in a safe place for

future reference when inspecting or servicing the
heater.

1D. Technical Assistance

Consult Waterpik Laars or your local distributor

with any questions or problems involving the specifica-
tions, installation, and operation of your Waterpik
Laars equipment. An experienced technical support
staff is ready to assist in assuring the proper perfor-
mance and application of Waterpik Laars products.
For technical support call (415) 382-8220 extension
260.

SECTION 2.
Installation Instructions

2A. General Information

Install the Laars Lite 2 heaters, vent caps and

drafthoods in accordance with the procedures in this
manual, local codes and ordinances, and in accordance
with the latest edition of the National Fuel Gas Code,
ANSI Z223.1. In Canada, the installation must be in
accordance with CAN1-B149.1 or .2 and local codes.
The authority having jurisdiction may require that the
installation conform to the Standard for Gas-Fired
Heaters, ANSI Z21.56. Any changes to the heater, gas
controls, gas orifices, wiring, draft diverter, or im-
proper installation may void the warranty. If field
conditions require change to any of the above, consult
the factory.

All gas-fired products require correct installation

to assure safe operation. The requirements for pool
heaters include the following:

1. Field assembly (if required)
2. Appropriate site location (clearances) and

flooring

3. Sufficient combustion and ventilation air
4. Properly sized gas meter and piping
5. Proper electrical wiring (if required)
6. Adequate water flow

This manual provides the information needed to

meet these requirements. Review all application and
installation procedures completely before continuing
the installation.

2B. Field Assembly

The Laars Lite 2 heater is shipped from the

factory with the top assembly in the low-profile
configuration for outdoor installation in the U.S. In
Canada, an outdoor installation requires the addition of
a factory approved vent cap. The Laars Lite 2 heater is
design certified for indoor installation when equipped
with a drafthood, which must be installed without
modification.

The Laars Lite 2 heater is also certified for

installation in an outdoor shelter in Canada when
equipped with a drafthood. An outdoor shelter is an
enclosure not normally occupied which does not
communicate directly with occupied areas.

Check the rating plate on the heater or the Parts

List (Sec. 4) of this manual for the correct Waterpik
Laars drafthood or vent cap part number. See instruc-
tions supplied with the drafthood or vent cap for
installation and attachment. When the drafthood is
used, locate the heater so as to be in the same atmo-
spheric pressure zone as the combustion air inlet to the
heater.

Содержание Lite 2 LG, Lite 2 LD

Страница 1: ...y damage personal injury or death Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance WHAT TO DO IF YOU SMELL GAS Do not try to light any...

Страница 2: ...9 2G 2 Reversible Water Connections 10 2G 3 Valve Installation 12 2G 4 Chlorinators Ozone Generators and Sanitizing Chemicals 12 2G4a Water Chemistry 13 2G 5 Pressure Relief Valve 13 2G 6 Adjusting t...

Страница 3: ...g with the latest edition of the Standard for Notes 1 In Canada derate BTU Hr input and output 10 percent for altitudes of 2 000 to 4 500 feet 609 to 1372 m above sea level No derating necessary up to...

Страница 4: ...he proper perfor mance and application of Waterpik Laars products For technical support call 415 382 8220 extension 260 SECTION 2 Installation Instructions 2A General Information Install the Laars Lit...

Страница 5: ...ate leakage If this is not possible provide a suitable drain pan to catch and divert any leakage The pan must not block natural flow of air around the heater Locate the heater so the clearances from c...

Страница 6: ...r at least 3 Figure 4 Non Combustible Platform Notes 1 Blocks must provide solid base and be braced so they cannot slip out of place 2 Air openings in blocks must be arranged to provide unrestricted o...

Страница 7: ...2 Check the rating plate to make sure the heater is fitted for the type of gas being used Waterpik Laars heaters as shipped from the factory are certified to operate at an altitude of 0 to 3000 feet 0...

Страница 8: ...ttention Au moment de l entretien des commandes tiquetez tous les fils avant de les d brancher Des erreurs de c blage peuvent entra ner un fonctionnement inad quat et dangereux 2F 1 General Informatio...

Страница 9: ...m b Schematic Diagram W IRING SHOW N AS SHALL USE APPLIANCE W IRING MATERIAL RATED AT 200 C O HSI IGNITION WIRE FACTORY WIRED 120 V 240 V FIELD WIRED 120V 240V FACTORY WIRED 24 V IF O RIG INAL W IRE S...

Страница 10: ...heater from the high voltage side of the time clock Doing so may cause damage to the heater or surrounding plumbing MILLIVOLT HEATER WIRING DIAGRAM Y Connection Diagram BK TH PP Y Y W PP TH Pilot Gen...

Страница 11: ...connected by removing the jumper wire on the terminal block located in the control compartment see Figure 6 and connecting the two wires from the remote to the two terminals on the terminal block This...

Страница 12: ...side It could be necessary or helpful to switch the connections to the left side to improve access for installation and service Perform this modification before installing the heater using the follow...

Страница 13: ...nscrew the brass compression fitting securing the pressure switch to the inlet outlet header Remove tube from header and gently bend it out of the way 11 Loosen the screw securing the temperature sens...

Страница 14: ...ater damage caused by exces sive chemicals or improper ozonization is not covered by the Waterpik Laars warranty Be sure to adhere to thefollowing When ozone is injected upstream of the heater install...

Страница 15: ...The back pressure could be too low to trigger the pressure switch If this happens it may be necessary to install a directional fitting or elbows where the return line enters the pool This will increas...

Страница 16: ...ains off This allows water from the pool to reach the heater 7 Record the temperature indicated by the ther mometer cold water 8 Turn the heater ON following the lighting in structions found on the in...

Страница 17: ...ve thermometer and Pete s plug d Replace the drain plug 2G 9 Adjusting the Manual Bypass Valve After the manual bypass valve is installed use the following procedures to adjust the bypass valve 1 Clea...

Страница 18: ...ts off the top of the heater Blocking air flow could damage the heater and may void the warranty WARNING Vent pipes drafthoods and heater tops get hot These surfaces can cause serious burns Do not tou...

Страница 19: ...to the appliance if service is to be performed 3 Turn gas control knob clockwise to OFF 4 Replace control access panel A This appliance does not have a pilot light It is equipped with an ignition dev...

Страница 20: ...he knob will not push in or turn by hand don t try to repair it Call a qualified service techni cian Force or attempted repair may result in a fire or explosion D Do not use this appliance if any part...

Страница 21: ...only going to be used occasionally turn the temperature control down to the MIN setting This prevents the pool from water from becoming chilled and minimizes the time re quired to raise the pool wate...

Страница 22: ...temperature of 98 6 F 37 C Symptoms include dizziness fainting drowsiness lethargy and an increase in the internal body temperature The effects of hyperthermia include Lack of awareness of impending h...

Страница 23: ...ose or broken wires and terminal connections 2 Verify pressure switch operation by cycling the spa pump on and off a few times The heater should go off immediately after the pump stops 3 Inspect the e...

Страница 24: ...own All 10480000 VENT SYSTEM 59 Top Enclosure 125 400 R0343401 05 60 Top Filler Plate US Only 125 400 R0343701 05 61 Rainshield Kit US Only 125 400 R0318301 05 61 Rainshield Kit Canada Only 125 400 R0...

Страница 25: ...URNERTRAY LDSHOWN SEE NEXT PAGE FORDETAIL 50 51 52 53 54 66 60 59 61 62 65 UNITED STATES CANADA UNITED STATES CANADA UNITED STATES 82 82 85 85 101 102 103 104 105 106 107 108 HEATEXCHANGER SEE NEXT PA...

Страница 26: ...6 14 8 5 2 1 4 34 16 18 70 98 96 97 75 72 75 74 38 32 95 86 85 49 48 69 47 44 45 80 77 79 78 81 90 93 88 94 91 39 30 31 43 76 87 23 22 36 28 34 26 33 25 LD SHOWN 29 27 35 3 12 LG SHOWN 19 24 13 20 LG...

Страница 27: ...Model LG LD Pool and Spa Heater Page 25 NOTES...

Страница 28: ...g to the Waterpik Laars factory The liability of Waterpik Laars shall not exceed the repair or replacement of defective parts by factory authorized technicians and shall not include transportation to...

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