Worcester 12/14 Installation And Servicing Instructions page 6

Fig. 2. Conventional Flue Appliance. (CF/LLD)
Central heating
flow
Pressure
relief valve
Pump
Burner locking
screw
Burner seal
gasket
Side panel locking
screw (A)
Control Box Assembly
Manual air
vent
Top panel
Side
panel
6
Manual reset over-
heat thermostat
phial
Split pin
Automatic reset high
limit thermostat phial
Fire valve
clip
Expansion
vessel
Front
panel
Burner
Control thermostat
phial
Electrical
top cover
Manual reset
overheat
thermostat
User operating switch
(Optional programmer
position)
Thermostat
knob
Electrical
panel
System
pressure
gauge