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Model LLG & LLD Pool and Spa Heater

Page 25

LAARS LITE

LIMITED WARRANTY

Your Laars Lite pool/spa heater is backed by this double warranty

to assure your complete satisfaction.

1. Controls, copper heat exchanger tubes, and combustion chamber panels are warranted

against defects in materials and workmanship for two (2) years from date of purchase.

2. All other parts are warranted against defects in materials and workmanship for five (5) years

from date of purchase.

6000 Condor Dr., Moorpark, CA 93021  USA*  (805) 529-2000

20 Industrial Way, Rochester, N.H. 03867  USA (603) 335-6300

480S. Service Road West, Oakville, Ontario, Canada L6K 2H4 (905) 844-8233

The above warranty applies only if the installation and
operating instructions applicable to the model
purchased are expressly and completely
followed.These instructions are furnished with the unit
and are also available by writing to the Teledyne Laars
factory. The liability of Teledyne Laars shall not exceed
the repair or replacement of defective parts by factory
authorized technicians, and shall not include
transportation to or from factory, any labor costs, and
consequential or incidental damages. Ship inoperative

parts or complete heater with Serial number, Model
number and purchase date, transportation prepaid,
directly to address below, attention Customer Service,
for evaluation and warranty consideration.

This warranty gives you specific legal rights.  You may
also have other rights which vary from state to state, and
by province. Some states do not allow the exclusion or
limitation of incidental or consequential damages, so the
above  limitation or exclusion may not apply to you.

*

q

6000 Condor Drive, Moorpark, CA 93021* • (805)  529-2000

FAX  (805) 529-5934

q

480 S. Service Road West, Oakville, Ontario, Canada L6K 2H4

(905)  844-8233

FAX  (905) 844-2635

q

21 Pimentel Court, Novato, CA 94949

(415)  382-8220

FAX  (415) 382-0820

Litho in U.S.A. © Teledyne Laars 9801

Summary of Contents for Laars Lite LLD

Page 1: ... 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 altitude of 2 000 feet 609 m In United States derate input 4 percent for each 1 000 feet 305 m above sea level starting at 2 000 feet 609m 2 The Laars Lite is constructed for 75 psi working pressure 3 Ratings shown are for both natural and prop...

Page 2: ...e and application of Teledyne Laars products SECTION 2 Installation Instructions 2A General Information Install the Laars Lite heaters in accordance with the procedures in this manual local codes and ordi nances 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 hav...

Page 3: ...adian units require a factory approved vent cap Locate the heater in an open unroofed area Do not install the heater under a deck Do not locate the heater below or adjacent to any doors glass openings louvers grills etc which connect in any way with an inhabited area of a building even though the access might be through another structure e g a garage or Table 2 Minimum Heater Clearances From Combu...

Page 4: ...arby buildings and walls The addition of a vent cap may be necessary 2C 3 Flooring Typical Installation Do not install the heater directly on a combus tible wood or carpet floor without placing a non combustible platform between the floor and the heater In the United States the National Fuel Gas Code allows a heater to be placed on a combustible surface when there is a platform under the heater ma...

Page 5: ... the rating plate to make sure the heater is fitted for the type of gas being used Teledyne Laars heaters shipped from the factory are certified to operate at an altitude of 0 to 2000 feet 0 to 609 m or if so ordered at higher altitudes In the United States the heater manifold is marked with a tag or sticker indicating one of the following high altitude operation codes a High altitude H 2 000 to 6...

Page 6: ... of 221 F 105 C or greater The length of the wire between the heater and the time clock should not exceed 10 15 feet 4 57 m The contact points of the time clock switch should be silver or a low resistance alloy 2F 3 Remote Operation Model LLD Only The Laars Lite pool spa heater controls can Caution Permanent damage to the gas valve will occur if the following procedures are not followed 8 If the g...

Page 7: ...Model LLG LLD Pool and Spa Heater Page 7 Figure 6 LLD Connection Schematic Wiring Diagram ...

Page 8: ... tempera ture controller Contact Teledyne Laars for further information Reference part numbers CS 02 and CS 04 An interrupt on off type remote can be 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 type of remote control will turn the heater on or...

Page 9: ...tallation instructions are included with the wire harness assembly Consult with Teledyne Laars Service Department with questions about installing remotes other than Teledyne Laars 2G Water Flow System 2G 1 Flange Installation The heater has 2 universal header couplings You can connect threaded 2 iron pipe unthreaded 1 1 2 iron pipe 1 1 2 or 2 copper pipe without an adapter see Figure 10 Plastic pi...

Page 10: ...ift the top assembly straight up see Figure 12 4 Remove rainshield assembly and set it aside 5 Remove screws that fasten the gap closures and put them aside Remove gap closures 6 Remove the fiberglass insulation and insulation retainer covering header sensors see Figure 14 7 Disconnect the two yellow leads Model LLG only from the redundant limit fuse located on the flue collector see Figure 12 8 R...

Page 11: ...end of pressure switch line into header 22 Route the white wiring beside the heat exchanger and down to the original location Be careful to keep the wires away from the flue collector Secure white wires to the pressure switch tube with tie straps Figure 14 Temperature sensing bulb 12 Unscrew the brass compression fitting securing the pressure switch Remove tube from header and gently bend it out o...

Page 12: ...perly To adjust the pressure switch 1 Turn the control panel rotary switch to OFF see Figure 17 2 Turn filter pump on If a two speed pump is used make sure it is at high speed NOTE Heater should not be allowed to fire on lowspeed 23 Connect the white wire labeled PS to the pressure switch and the other white wire to its original location on the Fireman s switch 24 Replace jacket plugs grommets and...

Page 13: ...ch on the temperature control panel see Figure 17 to OFF 3 Turn the filter pump off 4 Remove the drain plug located on the right hand side of the heater and replace it with a Pete s plug see Figure 16 5 Insert a pocket thermometer see Figure 16 through the Pete s plug into the header 6 Turn the filter pump on and wait 3 minutes The heater is turned off 7 Record the temperature indicated by the the...

Page 14: ...ation Adding a vent cap reduces the temperature on the top For your safety when starting the heater keep your head and face well away from the lower firebox opening to prevent any risk of personal injury Keep all objects off the top of the heater Blocking air flow could damage the heater and may void the warranty 3B Lighting and Shutdown Procedures NOTE If your LP tank runs out of fuel turn off ga...

Page 15: ...er 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 device which automatically lights the heater Do NOT try to light the burners by hand B BEFORE OPERATING smell all around the appliance area for gas Be sure to smell next to the floor because some gas i...

Page 16: ...ormation above 2 Set the thermostat to lowest setting and turn appliance ON OFF switch to OFF 3 Turn gas control knob clockwise until it stops at OFF position 4 Wait five 5 minutes to clear out any gas If you then smell gas STOP Follow B in the safety information above If you don t smell gas go to the next step 5 To find pilot follow gas line from gas valve to pilot location 6 Turn knob on gas val...

Page 17: ...3D 1 Spring and Fall Operation During periods when the pool is 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 maximizes the time re quired to raise the pool water back up to the desired temperature If the heater is not going to be used for a long period of time shut it down completely Follow the in...

Page 18: ...Rules for Hot Tubs recommended by the U S Consumer Product Safety Commission should be observed when using the spa 1 Spa or hot tube water temperature should never exceed 104 F 40 C One hundred degrees Fahrenheit 100 F 38 C is considered safe for a healthy adult Special caution is recommended for young children Figure 21 Heater drain locations 2 The drinking of alcoholic beverages before or during...

Page 19: ... heater and replace any part of the control system which has been sub merged 4 If the heater is equipped with a pressure relief valve check for corrosion and make sure that water runs freely through it If corrosion is found replace the pressure relief valve drowsiness e g tranquilizers antihistamines or anticoagulants should not use spas or hot tubs 7 Prolonged immersion in hot water can induce hy...

Page 20: ...annual inspections by a qualified professional technician are recommended to keep the heater operating safely and efficiently through the years The following basic checks should be performed 1 Check for loose 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 ...

Page 21: ...ASSEMBLY LLG Burner Tray Assembly Nat R0098601 05 Burner Tray Assembly LP R0098701 05 1 BurnerTrayWeldment R0099501 05 2 Burner L0052300 3 Gas Valve LP R0096900 3 GasValve Nat R0096400 4 Pilot Main Burner Assy LP R0099200 4 Pilot Main Burner AssyNat R0099100 5 Pilot Burner LP 010 R0096600 5 Pilot Burner Nat 018 R0096700 6 PilotGenerator W0036901 7 CeramicInsulatorAssy R0099300 8 HighVoltageLeadAss...

Page 22: ...Page 22 D F E A3 A2 A1 A4 B2 B1 B4 E10 B8 B3 C1 C2 C3 C5 C4 A5 RedundantLimit LLG only See Page 23 for detail See Page 23 for detail ...

Page 23: ...23 Detailed view of LLG Burner Tray Assembly E E2 E3 E1 E4 E5 E6 E7 E8 E9 Detailed view of Heat Exchanger Assembly D D14 D15 D16 D17 Detailed view of LLD Burner Tray Assembly E E2 E3 E1 D13 D18 D10 D19 D12 D11 D20 D1 D3 D5 D6 D2 D4 D8 D9 D7 ...

Page 24: ...Page 24 NOTES ...

Page 25: ...are also available by writing to the Teledyne Laars factory The liability of Teledyne Laars shall not exceed the repair or replacement of defective parts by factory authorized technicians and shall not include transportation to or from factory any labor costs and consequential or incidental damages Ship inoperative parts or complete heater with Serial number Model number and purchase date transpor...

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