7
Service connection
8
Fan supply
9
CB-03 PCB
10
Ignition transformer (IT)
11
Ionisation/ignition electrode (E)
12
Gas combination block (GB)
13
Three-way valve (3WV)
14
Circulation pump (CH)
15
Flow sensor (FTS)
16
Return sensor (TR)
17
Tap water temperature sensor (TDHW)
18
Fan control (PWM)
19
Flow sensor (FS)
20
Pressure sensor (PS)
21
PWM pump
22
Storage information (CSU)
BK
Black
BL
Blue
BR
Brown
GN/YW
Green/Yellow
GY
Grey
RD
Red
WH
White
3 Technical specifications
7686707 - v.01 - 06092018 AMC 15