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General| Model | Lite 2 LG |
|---|---|
| Category | Swimming Pool Heater |
| Fuel Type | Natural Gas or Propane |
| Heat Exchanger | Copper |
| Efficiency | 82% |
| Type | Gas |
| Heating Capacity | 125, 000 - 400, 000 BTU/hr |
| Water Flow Rate | 20 GPM - 120 GPM |
| Ignition Type | Electronic Ignition |
| Dimensions | varies by model |
| Weight | varies by model |
This manual provides installation, operation, and owner's instructions for the Lite 2 Model LG millivolt pool and spa heater.
Details the compact, high-performance pool heater that uses pilot energy to power its controls.
Legal requirements for gas appliance installation, emphasizing competent persons and relevant safety regulations.
Outlines requirements for competent installers, regulations, and general necessities for safe and compliant heater installation.
Instructions for reversing water connections to improve service access, requiring a trained technician.
Guidance on selecting appropriate locations for the heater, considering clearances and environmental factors.
Addresses the necessity of uninterrupted air supply for indoor heater operation and ventilation.
Details flue system requirements for both outdoor and indoor installations, covering design and compliance standards.
Provides guidance on gas supply, required piping sizes, and testing for gas soundness in accordance with standards.
Explains the heater's self-contained electrical system and warns against unauthorized external connections.
Covers general information on water piping, including material compatibility, flow control, and specific valve installations.
Information on installing a pressure relief valve, as potentially required by local plumbing codes.
Instructions for adjusting the pressure switch to ensure safe operation tied to filter pump activity.
Details verification of proper water flow via temperature rise measurements and minimum flow rate checks.
Step-by-step instructions for safely lighting and initiating the heater's operation, including essential warnings.
Explains the function and range of the temperature control dial and the importance of using a pool thermometer.
Covers the critical procedures for safely lighting, relighting, and shutting down the heater.
Explains why outlet piping may not feel hot due to bypassed heated water in the system.
Provides guidance on operating the heater during different seasons and preparing it for winter to prevent damage.
Discusses the critical impact of water chemistry on heater performance and longevity, with recommended levels.
Offers practical recommendations to conserve energy and minimize operating costs for the pool heater.
Emphasizes the importance of annual inspections by qualified personnel for efficient and safe heater operation.
Procedures for testing inlet gas pressure using a manometer to ensure correct and safe operation settings.
Detailed instructions on adjusting the pressure switch to ensure the heater operates only when the pump is running.
Step-by-step instructions for safely replacing a defective gas valve, with critical safety warnings.
Comprehensive procedure for removing and replacing gas burners, including pilot assemblies and burner trays.
Information on inspecting and cleaning the heat exchanger tubes to prevent scale buildup and maintain efficiency.
Explains the function of the automatic flow control valve and how to check for and address potential issues.
Provides essential information for installing external flue terminals and indoor draught divertors for various heater models.
Step-by-step instructions for installing flue terminals or draught divertors, including adapter plates and stack connections.
Contact information for ordering replacement parts and technical support for the Lite 2 Model LG heaters.
A detailed catalog of all available parts for the Lite 2 Model LG heaters, categorized by system and function.
