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Provides general information about the water heater's design and intended use.
Lists relevant British Standards and Codes of Practice for installation.
Details Health and Safety Regulations applicable to the heater's installation and use.
Explains the heater's resistance to Legionellae bacteria build-up.
Presents technical specifications for the Standard Range models.
Presents technical specifications for the Hi-Flo Range models.
Details legal requirements and items included in the fittings pack.
Guidelines for selecting a suitable installation location for the heater.
Information and requirements for connecting the gas supply to the heater.
Details the electrical supply requirements for auto ignition units.
Recommendations and guidelines for flue installation and types.
Requirements for air supply and ventilation for heater installations.
Advice on water quality, anode maintenance, and scale prevention.
Details for connecting water supply and drainage to the heater.
Connection details for vented systems on Standard Range heaters.
Installation details for unvented systems on Standard Range heaters.
Connection details for vented systems on Hi-Flo Range heaters.
Installation details for unvented systems on Hi-Flo Range heaters.
Procedures for commissioning Standard Range permanent pilot models.
Step-by-step guide for lighting the burner.
Instructions for safely shutting down the burner.
Procedure for checking and setting main burner pressure.
Procedure for lighting the burner on Hi-Flo Range models.
Procedure to check main burner pressure against specifications.
Commissioning steps for Standard Range auto ignition models.
Procedure to check for flue gas spillage at the draught diverter.
Guidance on instructing the user on operation and maintenance.
Operating sequence for Standard Range auto ignition units.
Operating sequence for Hi-Flo Range units.
Explanation of the Energy Cut-Off device and its function.
Description of temperature stratification and how to prevent it.
General recommendations for servicing the water heater.
Steps to take before commencing servicing operations.
Procedure for checking and cleaning the burner assembly on standard models.
Procedure for checking and cleaning the burner assembly on Hi-Flo models.
Checking and servicing the gas control valve for standard range.
Checking and cleaning the flue ways for standard and Hi-Flo ranges.
Procedure for cleaning the storage vessel, including descaling.
Checking and replacing magnesium sacrificial anodes.
Instructions for replacing the gas control valve on Hi-Flo models.
Procedure for replacing thermostat and overheat ECO components.
Replacing thermopile, pilot, burner, and pilot restrictor.
Troubleshooting guide for auto ignition units on Standard Range.
Troubleshooting for permanent pilot models across both ranges.
Diagnosing frequent thermopile/thermocouple burnout issues.
Troubleshooting causes of sooting and yellow flame due to poor combustion.
Diagnosing and resolving issues with water temperature being too high.
Diagnosing and resolving issues with water temperature being too low.
Troubleshooting insufficient hot water supply.
Troubleshooting and adjusting air shutter settings for whistling noise.
Illustrations and part numbers for Standard Range models.
Illustration and part numbers specific to the Standard Model L84/74.
Detailed list of parts with part numbers for Standard Range models.
Parts list for the Unvented Systems Kit for Standard Range.
Parts list for the Unvented Systems Kit for Hi-Flo Range.
Parts list for the 24 Volt Auto System Kit for Standard Range.
Detailed list of parts with part numbers for Hi-Flo Range models.
Illustrations of components for the Standard Range Unvented Systems Kit.
Illustrations of components for the Hi-Flo Range Unvented Systems Kit.
Detailed parts list for Unvented Systems Kits (Standard & Hi-Flo).
Detailed parts list for the 24 Volt Auto System Kit.
General| Brand | andrews |
|---|---|
| Model | L63/71 |
| Category | Water Heater |
| Language | English |
