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Information on heater design, intended use, and compliance with instructions.
Lists relevant British Standards and Codes of Practice for installation.
Manufacturer's duty for safe products and user information.
Details on the heater's resistance to Legionellae bacteria growth.
Technical specifications for the Standard Range models.
Technical specifications for the Hi-Flo Range models.
Legal requirements and list of fittings supplied with the heater.
Instructions for assembling the draught diverter.
Guidelines for selecting a suitable installation location for the heater.
Information on LPG supply requirements and connection.
Guidance on connecting LPG cylinders and manifolds.
Diagram showing bulk storage vessel gas supply setup.
Diagram showing cylinder gas supply setup.
Requirements for electrical connection of auto-ignition units.
Recommendations for flue installation and terminal positioning.
Minimum heights for flue terminals and air vent requirements.
Information on water hardness, anodes, and water treatment.
Instructions for connecting water services to the heater.
Explanation of the Mini Hydrojet system for cold inlet.
Requirements for vented systems with Standard Range heaters.
Guidance for unvented systems with Standard Range heaters.
Requirements for vented systems with Hi-Flo Range heaters.
Guidance for unvented systems with Hi-Flo Range heaters.
Procedures for lighting the burner on Standard Range Permanent Pilot models.
Instructions for safely shutting down the burner.
Steps to check and set the main burner pressure.
Procedures for lighting the burner on Hi-Flo Range models.
Steps to check incoming gas pressure.
Steps to check and set main burner pressure.
Visual checks for the pilot flame.
Procedures for lighting the burner on Auto Ignition Standard Range models.
Steps to check main burner pressure.
Procedure for checking flue spillage.
Guidance for informing the user about operation and maintenance.
Describes the sequence for auto-ignition.
Describes the operating sequence for Hi-Flo Range.
Explanation of the Energy Cut-Off device.
Explains temperature stratification and its mitigation.
Importance of annual servicing by qualified persons.
Steps to take before starting servicing.
Steps for checking and cleaning the burner assembly.
Steps for checking and cleaning the burner assembly.
Checking and servicing the gas control valve.
Checking and servicing the gas control valve.
Checking and cleaning flue ways.
Checking and cleaning flue ways for Hi-Flo models.
Procedures for cleaning the storage vessel and descaling.
Checking and replacing magnesium anodes.
Examining and testing the safety valve.
Steps to restart the heater after servicing.
Steps for replacing the gas control valve.
Steps for replacing the control thermostat.
Steps for replacing the thermopile, pilot burner, or restrictor.
Steps for replacing the burner.
Faults and actions for auto ignition units.
Faults and actions for pilot lights and water heating issues.
Faults and actions for pilot/thermocouple, combustion, and water temperature.
Faults and actions for loud whistling noise.
Parts list and diagrams for specific Standard Models.
Parts list and diagrams for the L84/74 Standard Model.
Detailed part numbers and descriptions for Standard Models.
Parts list and diagrams for the Hi-Flo L32/143 model.
Parts list and diagrams for Hi-Flo L65/169, L81/251 models.
Detailed part numbers and descriptions for Hi-Flo models.
Parts list for the Unvented Systems Kit - Standard Range.
Parts list for the Unvented Systems Kit - Hi-Flo Range.
Parts list for the 24 Volt Auto System Kit.
General| Brand | andrews |
|---|---|
| Model | L84/74 |
| Category | Water Heater |
| Language | English |
