
- 6 -
NAD 250 v1
1.
Hot water inlet/ outlet - G 1“
2.
Heating water drainage – G1/2“
3.
Hot water inlet/ outlet - G 1“
4.
Inlet for the installation of electrical heating unit TJ 6/4“ - G 1 ½“
B
C
d
D
E
F
G
H
I
L
L
k
R
228
828
500
584
1308
228
952
1565
1308
1572
1607
300-310
350-372
432-468
Recommendation
Prior to commissioning we recommend leaving the heating circuit circulation pump in operation
for the period of at least 24 hours. Potential contamination from the system is arrested in the filter.
After the filter cleaning, the system is fully operable.