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Installation and Operation Data
FOR YOUR SAFETY - This product must be installed and serviced by a profes-
sional service technician, qualified in pool heater installation. Improper installa-
tion and/or operation could create carbon monoxide gas in flue gases which
could cause serious injury, property damage, or death. Improper installation and/
or operation will void the warranty.
Installation and
Operation Manual
Laars Lite 2
Model LC (Australia)
Pool and Spa Heater
Natural Gas
Propane (Outdoor Only)
WARNING: If these instructions are not followed exactly, a fire or explosion
may result, causing property 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.
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use any phone in your building.
• Immediately call your gas supplier from a nearby phone. Follow the gas
supplier's instructions.
• If you cannot reach your gas supplier, call the fire department.
Installation and service must be performed by a qualified service technician.
™
WHAT TO DO IF YOU SMELL GAS
Outdoor
Configuration
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Table of Contents
Related Manuals for Laars Lite 2 LC
Summary of Contents for Laars Lite 2 LC
- Page 1 Improper installation and/ or operation will void the warranty. Installation and Operation Manual Laars Lite 2 ™ Model LC (Australia) Pool and Spa Heater Natural Gas...
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Page 2: Table Of Contents
TABLE OF CONTENTS SECTION 1. SECTION 4. General Information Maintenance Introduction ........... 1 General ............. 12 Description ........... 1 Gas Pressure Tests ........12 Warranty ............1 Electrical Troubleshooting ......13 4C-1. Control System Troubleshooting Sequence ... 13 SECTION 2. Gas Valve Replacement ...... -
Page 3: Introduction
Sufficient combustion air and ventilation air. control system for pool/spa combinations or preheat Adequate venting (products of combustion). convenience. All Laars Lite 2 Model LC (Australia) Properly sized gas pipe. heaters meet stringent energy requirements such as Adequate water flow. -
Page 4: Outdoor Installation
Page 2 Safe operation at the proper gas manifold pres- 2B. Outdoor Installation sure requires correct sizing of supply gas pipe. The 2B-1. Heater Clearance Gas Installation Code AG601 also offers general Locate the heater in an open, unroofed area, (see criteria for gas piping (see Section 2D). -
Page 5: Indoor Installation
Check the rating plate or Blank side and 150 mm Minimum the parts list (Section 6) for the correct Laars draft rear of heater hood part numbers. Install the draft hood without modification. -
Page 6: 2. Combustion And Ventilation Air Supply
Page 4 2C-2. Combustion and Ventilation Air Manual Shutoff Supply Valve All indoor installations must have openings to outside air for combustion and ventilation. Tables 1 and 2 (see Fig. 3) show the net free opening areas required at both ceiling and floor for the different Gas Supply Union Inlet... -
Page 7: 2. Remote Operation
Model LC (Australia) Pool and Spa Heater Page 5 To install a time clock switch into the heater wiring, follow these steps (see Fig. 6): 1. Remove the heater door. 2. Remove the factory-installed wire between terminals 1 and 2 on the terminal block (see Fig. 7). 3. -
Page 8: Pressure Relief Valve
Page 6 Install a check valve if there is any chance of NOTE: Do not make the pressure switch adjustment if "back-siphoning" when the pump stops. Do not install the heater is installed more than 4.6 m below or 1.8 m any other valve or variable restriction in the piping above the pool surface. -
Page 9: Temperature Rise
Model LC (Australia) Pool and Spa Heater Page 7 Figure 9. Typical Installation Figure 10. Thermometer and Pressure Relief Valve Figure 11. Pressure Switch Adjustment IMPORTANT: Equip the chlorinator with an heater inlet and outlet. To set the bypass valve, follow antisiphoning device so that chlorine will not siphon this procedure. -
Page 10: Operating Instructions
Page 8 If the temperature rise is outside the MIN-MAX. numbers in Table 5, gradually open the bypass WARNING valve until there is an acceptable temperature rise. PROPANE GAS: To avoid possible injury, fire 10. Be sure the thermometer reading stays the same and explosion, read and follow these for at least 3 minutes. -
Page 11: Lighting And Shutdown
Model LC (Australia) Pool and Spa Heater Page 9 Figure 12. LC (Australia) Temperature Controls Figure 13. LC (Australia) Gas Valve On propane heaters, if the pilot does not ignite 3C. Lighting and Shutdown within 15 seconds, the system locks out and turns off power to the whole system. -
Page 12: Winterizing
Page 10 Figure 14. Heater Drain Locations 3E. Winterizing In areas where freezing temperatures occur, and you don't plan to use the pool or spa, have your service technician perform the following steps: Shut off the gas valve and external supply line valves. -
Page 13: Therapeutic Spa Safety Rules
Model LC (Australia) Pool and Spa Heater Page 11 Table 6. Chemical Levels Persons taking any medication which induces drowsiness (e.g., tranquilizers, antihistamines, or RECOMMENDED anticoagulants) should not use spas or hot tubs. TEST LEVEL Prolonged immersion in hot water can induce Free Chlorine 1.0 - 3.0 ppm hyperthermia. -
Page 14: Periodic Inspection
Waterpik Technologies designs and constructs the Laars Lite 2 (Australia) heater to provide long per- formance life when installed and operated properly under normal conditions. Have regular inspections by authorized personnel at least annually to keep the heater operating efficiently. -
Page 15: Electrical Troubleshooting
Model LC (Australia) Pool and Spa Heater Page 13 TESTING MAIN LINE GAS PRESSURE TESTING MANIFOLD GAS PRESSURE Attach the manometer* to the heater jacket. Attach the manometer* to the heater jacket. Open both columns on the manometer. Open both columns on the manometer. Use the shut-off valve outside the heater jacket to shut off Use the shut-off valve outside the heater jacket to shut off all gas supply to the heater. - Page 16 Page 14 Figure 18. Model LC (Australia) Pictorial Wiring Diagram Step One Make sure the switch on the heater control panel Experience has shown that most complaints about is pointing at one of the temperature controllers. heaters not coming on have nothing to do with the heater directly.
- Page 17 Model LC (Australia) Pool and Spa Heater Page 15 for all of these test. Disconnect the other blue wire from the in-line fuse and touch the second voltmeter lead to the blue wire terminal (see Fig. 19). The meter should register 20 to 28 volts. If the voltage is less than 20V, the electrical circuit to the heater may be supply- ing less than 240V.
- Page 18 Page 16 Touch the voltmeter leads to both terminals on one high limit switch, then the other. If the meter does not register voltage on one terminal, the high limit is bad, and must be replaced. d. Testing the Pressure Switch Touch the meter lead to the black wire on the pressure switch (see Fig.
- Page 19 Model LC (Australia) Pool and Spa Heater Page 17 Figure 24. Testing the Temperature Control Figure 23. Testing the Pressure Switch If the meter registers voltage, the temperature control is okay. If no voltage registers, shut off all electrical power to the heater and remove the tempera- ture control panel (see Fig.
- Page 20 Page 18 In almost all cases where there has been a Pilot Burner. Make sure it is positioned next to the temperature control failure in the heaters, the ther- main burner (see Fig. 27), and there is no soot or dirt mistor probe has not been damaged.
- Page 21 Model LC (Australia) Pool and Spa Heater Page 19 Electrical Connections. Make sure all of the wire If the pilot flame and sensor electrode are all connections on the ignition control and the gas valve right, but there is no main burner ignition, check for are tight.
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Page 22: Gas Valve Replacement
Page 20 Remove the two screws securing the antirotation bracket to the inner panel, and the three screws attaching the manifold bracket. Slide the burner tray out of the heater (see Fig. 33). Remove the pilot gas tube from the gas valve. Remove all wires from the gas valve terminals. -
Page 23: Pilot Burner Removal
Model LC (Australia) Pool and Spa Heater Page 21 Remove the two screws securing the antirotation Hold the burner firmly, and push it away from bracket to the inner panel, and the three screws the manifold until it is clear of the orifice. Slide it attaching the burner tray. -
Page 24: Cleaning The Heat Exchanger
Page 22 An inspection and cleaning of the complete heat Pressure test the heat exchanger for leaks. exchanger can only be done by removing it from the When placing the heat exchanger back in the heater (see Section 5). heater, be sure that the insulation strips are on top of the side panels of the combustion chamber and lower the heat exchanger into place. -
Page 25: Assembly Instructions
Model LC (Australia) Pool and Spa Heater Page 23 Inlet/Outlet Header Disc Spring Washer Gasket Bolt Figure 37. Flow Control Assembly To see if the valve is stuck open, shut off the Remove the five screws securing the gap closures filter pump and remove the flow control cap. - Page 26 Page 24 VENT CAP ADAPTER PLATE Figure 39. Flue Collector Hold Down Clamps GROMMETS 18. Lift out the heat exchanger assembly, rotate it 180 degrees, and re-seat the unit in the heater. 19. Connect the pressure switch copper tubing on the back of the header, and locate the switch in its BUTTON PLUG original position.
- Page 27 Model LC (Australia) Pool and Spa Heater Page 25 Section 6. LC (Australia) Parts List To order or purchase parts for the Waterpik Technologies Lite 2 (Australia) heater, contact your nearest Waterpik Technologies (Australia) Dealer or distributor. If they cannot supply you with what you need, contact the Customer Service Manager, Waterpik Technologies Inc., 6000 Condor Dr., Moorpark, CA (USA) 93021, Phone 707.776.8200.
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Page 28: Exploded View Of Heater
Page 26 89 90 69,72 43-49 34 35... -
Page 29: Parts List And Numbers
Model LC (Australia) Pool and Spa Heater Page 27 Model ORDER Model ORDER Description PART NO Description PART NO WATER SYSTEM PILOT GAS SYSTEM - LLC Heat Exchanger Assy, Iron, Complete 125-400 10606401-05 Pilot, Main Burner Assembly, NAT R0331900 Heat Exchanger Assy, Bronze, Complete 125-400 10704201-05 Pilot, Main Burner Assemby, PROP R0096500... -
Page 30: Capacities And Dimensions
(Mj) PROP NOTES: The Laars Lite 2(Australia) is approved by the Australian Gas Association as a swimming pool heater for both propane and natural gases. The Laars Lite 2 (Australia) is constructed for 516 kPa working pressure. The Laars Lite 2 (Australia) is approved for indoor or outdoor use in Australia. - Page 31 Model LC (Australia) Pool and Spa Heater Page 29 NOTES...
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Page 32: Limited Warranty
Page 30 WATERPIK TECHNOLOGIES LIMITED WARRANTY Your Laars Lite 2 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. - Page 33 Install the vent cap, without modification, according to the instructions included with the kit. To order a vent cap, check the parts list (Section 6) of this manual for the correct Laars vent cap part numbers.
- Page 34 Page 5, Section 2F, Water Piping, Paragraph 4 Please make the following change, the last sentence should read: Install the device, without modification, according to the instructions included with the kit. To order a manual reset high limit switch kit, contact your local authorized Laarss distributor or call Waterpik Technologies at the telephone number listed on the back of this manual.
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