VERTICAL BALANCED
FLUE SYSTEM
INSTALLATION INSTRUCTIONS
ROOM SEALED NON-CONDENSING COMBINATION/SYSTEM BOILERS AND
WATER HEATERS
24i 47 311 37/38 15SBi 41 311 43/45
28i 47 311 54 24SBi 41 311 44/46
25Si 47 311 49/50 9/14 CBi 41 311 50/51
28Si 47 311 51/52 14/19 CBi 41 311 52/53
C1 47 311 51 19/24 CBi 41 311 54/55
24CDi 47 311 30/31 WR325 52 311 02
28CDi 47 311 34/35 WH1 52 311 03
35CDi II 47 311 51/52
IMPORTANT: THIS BOOKLET MUST BE READ FULLY IN CONJUNCTION WITH THE
APPLIANCE INSTALLATION AND SERVICING INSTRUCTIONS
THESE INSTRUCTIONS APPLY IN THE UK ONLY
THESE INSTRUCTIONS ARE TO BE LEFT WITH THE USER OR AT THE GAS METER