F
E
INSTALLATION & SERVICING INSTRUCTIONS FOR WORCESTER GREENSTAR HEATSLAVE EXTERNAL 12/18-18/25-25/32
8 716 113 389b (09/07)
REFITTING COMPONENTS
1
Align burner combustion head (A) into boiler
housing tube with gasket (B) correctly fitted.
Push firmly down to compress the gasket (B).
Tighten burner retainers (C) sufficiently to
ensure a good seal.
IMPORTANT: Ensure the gasket is a good
seal between the burner combustion head
and the boiler housing to prevent flue gases
escaping from the combustion chamber
into the cabinet.
B
Attach the flexible air duct and tighten
A
clamp(D) to secure to the burner air intake.
C
2
Plug burner lead (E) into control box (F).
D
REFITTING COMPONENTS
26