462
Opening the casing
4
Type plate
1
2
3062547_201802
5 Dimensions/Opening the casing
203
K n o c k - o u t s
individual pipework for
heating connections
4
1
3
Ventilation/
flue gas
f o r
connection
194
Closing the casing
2
1
Flow
Entries for oil
hoses (optional)
Return
Optional fixing
point for oil filter
Drain level
Condensate
516
2
1
9