Controls Pod Removal: A. Loosen 1 screw either side, front of boiler then slide out and down. B. Drop down panel can be lifted off via the hinges to allow easier access. LX Models Only: Boiler is fitted with a glass fascia which can be lifted up to gain access.
PCB / Terminal Block Access: C. 1 screw centre of boiler then PCB housing slides forward and down. Combustion Chamber Access: D. Two screws at the back either side then case lifts up and off.
This model does not cover the optional Programmer Kit or Sealed System Unit