Gledhill Repair Service in Orton Longueville

What does error code 55 mean on a Gledhill A-Class system?

Error code 55 on Gledhill A-Class systems indicates the top immersion heater has failed. Turn off the system and isolate from the electrical supply. The top immersion heater is used for on-peak boost heating. Do not attempt to inspect or replace the heater yourself. Contact a qualified heating engineer to test and replace the immersion heater with a Gledhill-approved part.

What does error code 44 mean on a Gledhill A-Class system?

Error code 44 on Gledhill A-Class systems indicates the S2 overheat sensor has an open circuit. Turn off the system and isolate from the electrical supply. Check the sensor connections. The overheat sensor must be replaced to restore full safety protection. Contact a qualified heating engineer to fit a genuine Gledhill replacement part.

What does error code 51 mean on a Gledhill A-Class system?

Error code 51 on Gledhill A-Class systems indicates the S6 temperature sensor (store middle) has a short circuit. Turn off the system and isolate from the electrical supply. Check sensor wiring and connections. If intact, the sensor requires replacement. Contact a qualified heating engineer to fit a genuine Gledhill replacement sensor.

What does error code 43 mean on a Gledhill A-Class system?

Error code 43 on Gledhill A-Class systems indicates the S6 temperature sensor (store middle) has an open circuit. Turn off the system and isolate from the electrical supply. Inspect sensor wiring for damage. If wiring appears intact, the sensor is likely faulty. Contact a qualified heating engineer to replace with a Gledhill-approved sensor.

What does error code E1 mean on a Gledhill A-Class system?

Error E1 on Gledhill A-Class systems indicates an open circuit sensor fault, meaning a temperature sensor wire is broken or disconnected. Turn off the system and isolate from the electrical supply before checking any connections. Check the sensor cable connections at both the sensor and controller. If connections appear secure, contact a qualified heating engineer to test and replace the faulty sensor.

How often should I check the header tank on my Gledhill thermal store?

Gledhill advises checking the header tank water level every three months. The tank should be filled with clean cold water to approximately halfway. Do not overfill as this can cause problems. Ensure the lid is securely replaced to reduce water loss through evaporation. Some units have an optional sight glass fitted to make checking the level easier.

Should I choose copper or stainless steel for my Gledhill cylinder?

Stainless steel is recommended as the superior option when considering durability and reliability, particularly for unvented systems. While copper has excellent heat conductivity, stainless steel has much higher resistance to all forms of corrosion and can withstand higher pressures.

Where can I find the serial number on my Gledhill cylinder?

The 12-digit serial number for unvented cylinders and thermal stores is printed underneath the bar code on the data label or information badge located on the appliance. The first and last digits are spaced slightly away from the rest of the number.

What gets checked during a Gledhill unvented cylinder service?

A full service assessment includes verifying the installation complies with Part G3 Building Regulations, testing all temperature control functionality, confirming pressure controls and relief valves operate correctly, inspecting critical safety devices, and evaluating overall cylinder condition.

What warranty comes with a Gledhill cylinder?

Warranty coverage varies by product type: unvented cylinders receive 25 years on the cylinder plus 2 years on components; open vented cylinders receive 10 years on the cylinder plus 1 year on components; thermal store appliances receive 5 years on the cylinder plus 1 year on components.