Glowworm Lighting 40 manual Yes

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13 Fault Finding

Reconnect supply

PM5

Is APS neon lit ?

YES

Is fan running ?

				Replace APS
			Is there 240V at the fan ?
	Has boiler been		NO
	operating for 10		Is there 240V	NO
NO	seconds yet ?		Is there 240V	Replace ignition
NO	seconds yet ?			Replace ignition
	YES		at C ?	PCB
	YES		YES
			YES
	Switch High/Low Switch	NO	Will flue hood	NO
	to 'low'	NO	Will flue hood	NO
	Is there a spark at		thermostat reset?	Replace flue hood
	Is there a spark at		- is there 240V at	thermostat
	electrode ?		the fan?
				YES

YES

Replace fan

Flue hood overheating-

Does gas ignite ?

blocked secondary heat

exchanger (clean/replace)

Can the “low” gas

pressure be set

Isolate supply

(see data tables)

at test point on gas

valve?

Does discharge tube on

YES

ignition PCB flash ?

Check continuity of

both main coils

Coils ok?

YES

Does gas

ignite?

Faulty injector

Replace

YES

3 YES

Examine electrode and leads. Repair/replace as necessary

Replace PCB

Replace ignition

PCB

Replace as necessary

Diagram 13.1

221834B

Image 29

Contents Energysaver Guarantee RegistrationCE Mark Important InformationInstructions for Use Cleaning Boilers Installed in a Compartment or CupboardBoiler Clearances Protection Against FreezingTo Turn the Boiler On Overheat Safety CutoffTo Turn the Boiler Off Condensation PlumingSheet Metal Parts Statutory Requirements GeneralBSI Certification Range RatingElectrical Supply Gas SupplyCondensate Heating System ControlsWater System Flow Boiler MAX Expansion VesselPressure Gauge Water SytemWater Makeup Filling a Sealed Water SystemBoiler Location Rear Flue Lengths FlueTerminal Guard Terminal PositionRear and Side Flue Application Unpacking diagramPreparation Wall Mounting Bracket Flue Hole CuttingCondensate Connection Water and Condensate ConnectionsWater Connections Flue Installation Flue Duct If a wall liner is used, fit self adhesive seal as follows Wall LinerElectrical Connection Gas ConnectionPump and External Controls Connection Testing ElectricalTesting Gas Initial Lighting, Testing and AdjustmentCommissioning Preliminaries-All SystemsHeating System User InformationCondensate Check Operational ChecksServicing Heat Exchanger CleaningInjector BurnerSpark Electrode Condensate DrainCondensate Sensor Fault FindingElectrical Pump Overrun Operation Is there YES Does High neon light ? Faulty injector ReplaceFaulty PCB flame detection KEY Fault Finding Condensate Sensor diagram Replacement of PartsIgnition Lead diagram Control PCB diagram 14.3 top Printed Circuit Boards PCBs diagramInterconnecting PCB ICB diagram 14.3 bottom Control Thermostat diagram 14.4AAir Pressure Switch diagram High/Low Control diagram 14.4Heat Exchanger diagram Multifunctional Control diagramHeat Exchanger Secondary diagram 14.8 FanBurner diagram Heat Exchanger Primary diagramInsulation Combustion Chamber Front Panel diagram Insulation Rear diagramInsulation Sides diagram Viewing Window Glass diagramDescription GC Part No Spare PartsSpare Parts 6291

40 specifications

Glowworm Lighting 40 is a popular choice for homeowners seeking energy-efficient heating solutions. This compact, wall-mounted boiler is designed with modern technologies that ensure optimal performance and reliability.

One of the standout features of the Glowworm 40 is its impressive efficiency rating. With an energy efficiency of up to 94%, it significantly reduces energy waste, resulting in lower utility bills and a reduced carbon footprint. This is particularly beneficial for environmentally conscious individuals looking to minimize their impact on the planet while maintaining comfort in their homes.

The Glowworm Lighting 40 is equipped with a robust heat exchanger made from high-grade aluminum, which not only enhances heat transfer efficiency but also contributes to the boiler's lightweight design. This feature makes installation easier, allowing for a more flexible placement within the home.

The boiler operates quietly, which is a crucial characteristic for residential areas where noise can be a concern. Its intelligent controls allow users to manage heating temperatures efficiently through programmable timers, ensuring that warmth is delivered only when needed. This not only helps with comfort but also ensures that energy is conserved.

Moreover, the Glowworm Lighting 40 comes with a built-in frost protection feature, which is essential for preventing damage during colder months. This technology ensures that the system remains operational even in extreme conditions, providing peace of mind to homeowners.

Another significant advantage of the Glowworm Lighting 40 is its compatibility with renewable energy technologies. The system can be easily integrated with solar thermal panels, enhancing the overall efficiency of the heating system and aligning with sustainable living principles.

Maintaining the Glowworm Lighting 40 is straightforward, thanks to its accessible design. Regular servicing is uncomplicated, encouraging adherence to maintenance schedules and prolonging the lifespan of the unit. This user-friendly aspect is a crucial consideration for many homeowners.

In summary, the Glowworm Lighting 40 combines efficiency, user-friendly technology, and innovative design. Its high efficiency rating, lightweight structure, quiet operation, and compatibility with renewable energy sources make it a leading contender in the boiler market for those looking for both practicality and environmental consciousness in their heating solutions. Whether upgrading an existing system or installing a new boiler, the Glowworm Lighting 40 delivers on performance and reliability.