Potterton Prorile Prima 30e Installation And Servicing Instructions page 13

INSTALLATION INSTRUCTIONS - Page 13
FIG. 13 PREPARING THE BOILER
The controls cover should have been removed when
unpacking the boiler, if not remove controls cover by
opening the door covering the securing screw on the
underside of controls cover, see FiG 13.
Undo securing screw, pull controls coverforward 10mm,
lower to release from four side fixings and pull forward
clear of thermostat knob.
Remove the door by undoing the lowerfixing screws and lift
door off the two upper hinge brackets.
Disconnect the two flexible tubes from the flue elbow.
Remove thumb screw securing the flue elbow and remove
elbow by sliding forward to disengage it from its rear
retaining flange.
NOTE
The boiler is supplied with the left hand flue outlet sealing
plate removed. If another flue outlet direction is required,
remove the appropriate flue outlet sealing plate and
transfer it to the left hand position.
The boiler may now be lifted onto its mounting bracket or if
desired the appliance lift weight can be furtherreduced by
removing the fan/fluehood assembly also the burner/ gas
control assembly as follows.
1. Removing fan/fluehood assembly.
Disconnect the fan supply and earth leads from the
connector adjacent to the fan. Remove the two wing
nuts securing the flue hood tothe heat exchanger. Lift
out fan/fluehood assembly.
2. Removing burner/gas control assembly.
Remove the screws securing the combustion chamber
front panel and remove panel. Unplug the electrical
supply leads for the gas control valve from the control
box.
Remove the screw securing the gas control valve to its
support bracket.
Disconnect electrode lead from electrode.
Remove two screws securing the burner assembly to
the bottom of the boiler case and lift out the burner/gas
control assembly.