TFC Group Towerchron QE2 - Manual (Page 21)

13
IMPORTANT NOTE:
It is important that you always refer to the Boiler Manufacturers Instructions concerning electrical wiring before using
the information contained in this manual. In some cases the Boiler Manufacturers Instructions will contain information
regarding removal of certain link wires and will always indicate the fuse for the main electrical supply.
Combination boiler model
Chaffoteaux Celtic 2.20 OFF
N PH 7 6
ELM Leblanc GVM 420 See special circuit
Glowworm Fuelsaver N L 8 7
Ravenheat N L C D
Saunier Duval SD 620F N L 2 3
Saunier Duval SD 123C N L 2 1
Saunier Duval SD 235C N L 2 1
Saunier Duval SD 135V N L 2 1
Saunier Duval SD 625M See special circuit
N
L
E
Supply Roomstat
QE1 Terminals