Installation and operating instruction
Oil condensing boiler WTC-OB 18-B
5 Installation
83311002 1/2018-03 La
33-132
5.6.3 Connect external pump
Observe the instructions for the electrical installation [ch. 5.6].
Connect pump to output MFA1, MFA2 or VA1 according to the wiring diagram.
Set parameter
13
,
14
or
15
to the desired function.
230 V/50 Hz
L N PE
230V
L N
230V
L N
M1
L N
MFA1
L N
MFA2
L N
H1
L E
H2
L E
VA1
1 2
16A