52
!
Please note
Identify sensor leads.
Fasten sensor leads and disman-
tled leads (with plug
aS
/
aD
)
together with the other low volt-
age leads using the cable ties
provided.
Instantaneous heating water heater (on site)
Connection
Installation instructions
Instantaneous heating water
heater (on site).
Instantaneous heating water heater switching and load circuit
211.3
224.4
X2.N
N
L3
L2
L1
?
!
?
A
B
A
Instantaneous heating water heater
B
Connection to main PCB with exten-
sion and to cross connect PCB
211.3 Stage 1
224.4 Stage 2
Installation sequence
Electrical connections
(cont.)
5546 267 GB