WIRING DIAGRAMS
EM 16-E - EM 16/L-E
The connections to be carried out by the installer are:
- Main supply line
- Thermostatic line
- Lock-out lamp at terminal S3 (if present)
- Hour counter at terminal B4 (if present)
EC
Control electrode
F
Fuse
FA
Anti-interference filter
IG
Main switch
MB Burner motor
NOTE: Always make sure that no more than two wires are connected to each terminal.
Warning:
- Do not invert the neutral with the phase
- Make the connection to an efficient earthing system
- The electrical power line to the burner must be fitted with an omnipolar switch with an ope-
ning of at least 3 mm between the contacts
- Must be workmanlike performed and comply with the regulations in force.
UK
MPE Control box terminal board
PA
Air pressure switch
PGm Minimum gas
pressure switch
TC
Boiler thermostat
34
Mains supply
230V-50/60Hz
TR
Ignition transformer
TS
Safety thermostat
VP
Main safety valve
VS
2
safety valve
nd
M