Technical data
Page 58 
8.1.5 HE Vertical Balanced Flue Kit (VBF) 
The kit comprises: 
FIT FLUE THERMOSTAT 
1.  Fit  the  flue  thermostat  BEFORE  fitting 
the flue kit. 
FIT STARTER PIECE 
2. Remove  the  top  panel  casing  cut-out 
using snips. Fit the boiler adapter (A). 
3.  Lubricate  the  seals,  then  insert  the 
starter assembly (B). 










