Glow-Worm 20191787 Display PCB | Genuine Replacement Spare Part
- SKU
- EDDGLOWWORM104
Our Expert's Opinion
"A manufacturer‑approved display board that shows critical operating data and error codes for reliable boiler diagnostics and control."Glow-Worm 20191787 Display PCB
The 20191787 display board is manufactured to original equipment specifications, ensuring correct electrical and software integration with the boiler’s control system and other PCBs. Because this display interacts with the boiler’s control logic, it must interpret and present information accurately — including temperature readings, mode indicators (e.g., heating or hot water demand), and safety warnings. An OEM display maintains consistent formatting, reliable backlighting and responsiveness, and compatibility with the boiler’s control architecture, which helps avoid miscommunication or misread sensor data that could lead to unnecessary service calls or misdiagnosis.
Over time, display boards can fail due to thermal stress, moisture ingress, electrical surges, or component ageing, leading to symptoms such as unreadable screens, flickering segments, missing information, or complete blackouts that make it difficult to confirm boiler status. A faulty display doesn’t necessarily stop the boiler from operating, but it significantly reduces the ability to monitor pressure, temperature, and fault codes — which can delay detection of underlying faults. Replacing a worn or damaged display with this genuine OEM board restores clear communication between the boiler and the user, enhances safety by ensuring accurate fault reporting, and aids technicians in troubleshooting. Because this component interfaces with the boiler’s electronic control system, installation should always be carried out by a Gas Safe registered engineer to ensure correct wiring, software compatibility, and continued compliance with safety and performance standards.
Glow-Worm provide a 1 year warranty on all spare parts. Electrical Deals Direct now sells a wide range of spare parts. If you cannot see the item you require on our website, please call 01934 253600 or email [email protected] for more information.
| MPN | 20191787 |
|---|---|
| Product Code | EDDGLOWWORM104 |
| Part Origin | Genuine |
| Part or Accessory? | Part |
| Brand | Glow-Worm |
Delivery Information -
Standard delivery for all orders over £150 ex-VAT are free of charge.
If we can speed this up, we will, but you can also select Express Delivery when you check out and get your purchase more quickly (usually the next working day, subject to a 1pm cut-off): there is an extra charge for this ranging from £5 to £29.99 depending on the products you are buying.
We partner with several of the best UK carriers (such as TNT, Royal Mail, DPD etc) depending on the type of product and the warehouse it is coming from, and also with some pallet companies for larger items. All of these operate during normal Monday – Friday working hours, and we expect all deliveries to arrive in 5 days. For more details checkout this page.
Gledhill Cylinders – Delivery Charge -
For all Gledhill Cylinders, a flat delivery charge of £33.00 (ex-VAT) applies, regardless of order value or delivery method. This will be added automatically at checkout.
Returns Information -
Having to return a product because it doesn’t fit, or is not what you wanted, is really annoying! To try and make sure this isn’t necessary we have lots of helpful advice on our site, and you should feel free to call our experts on the number above to check if you are in any doubt at all – we’re always happy to help.
But if you do, don’t worry, just contact us and we’ll get it sorted (note that for trade customers there may be a restocking fee). If you need it, we can usually arrange the carrier to pick it up.
For full details of our policy, check out the small print here.
Glow-Worm 20191787 Display PCB
The 20191787 display board is manufactured to original equipment specifications, ensuring correct electrical and software integration with the boiler’s control system and other PCBs. Because this display interacts with the boiler’s control logic, it must interpret and present information accurately — including temperature readings, mode indicators (e.g., heating or hot water demand), and safety warnings. An OEM display maintains consistent formatting, reliable backlighting and responsiveness, and compatibility with the boiler’s control architecture, which helps avoid miscommunication or misread sensor data that could lead to unnecessary service calls or misdiagnosis.
Over time, display boards can fail due to thermal stress, moisture ingress, electrical surges, or component ageing, leading to symptoms such as unreadable screens, flickering segments, missing information, or complete blackouts that make it difficult to confirm boiler status. A faulty display doesn’t necessarily stop the boiler from operating, but it significantly reduces the ability to monitor pressure, temperature, and fault codes — which can delay detection of underlying faults. Replacing a worn or damaged display with this genuine OEM board restores clear communication between the boiler and the user, enhances safety by ensuring accurate fault reporting, and aids technicians in troubleshooting. Because this component interfaces with the boiler’s electronic control system, installation should always be carried out by a Gas Safe registered engineer to ensure correct wiring, software compatibility, and continued compliance with safety and performance standards.
Glow-Worm provide a 1 year warranty on all spare parts. Electrical Deals Direct now sells a wide range of spare parts. If you cannot see the item you require on our website, please call 01934 253600 or email [email protected] for more information.
| MPN | 20191787 |
|---|---|
| Product Code | EDDGLOWWORM104 |
| Part Origin | Genuine |
| Part or Accessory? | Part |
| Brand | Glow-Worm |
Delivery Information -
Standard delivery for all orders over £150 ex-VAT are free of charge.
If we can speed this up, we will, but you can also select Express Delivery when you check out and get your purchase more quickly (usually the next working day, subject to a 1pm cut-off): there is an extra charge for this ranging from £5 to £29.99 depending on the products you are buying.
We partner with several of the best UK carriers (such as TNT, Royal Mail, DPD etc) depending on the type of product and the warehouse it is coming from, and also with some pallet companies for larger items. All of these operate during normal Monday – Friday working hours, and we expect all deliveries to arrive in 5 days. For more details checkout this page.
Gledhill Cylinders – Delivery Charge -
For all Gledhill Cylinders, a flat delivery charge of £33.00 (ex-VAT) applies, regardless of order value or delivery method. This will be added automatically at checkout.
Returns Information -
Having to return a product because it doesn’t fit, or is not what you wanted, is really annoying! To try and make sure this isn’t necessary we have lots of helpful advice on our site, and you should feel free to call our experts on the number above to check if you are in any doubt at all – we’re always happy to help.
But if you do, don’t worry, just contact us and we’ll get it sorted (note that for trade customers there may be a restocking fee). If you need it, we can usually arrange the carrier to pick it up.
For full details of our policy, check out the small print here.
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