NTI TFTN285 - Page 9

TFTN 085-199 Installation and Operation Manual
9
Figure 2-2 Boiler Dimension (TFTN150-199)
Connection/Description
Size
Connection/Description
Size
A – Central Heating Supply
1-1/4 in.
C – Gas Inlet
3/4 in.
B – Central Heating Return
1-1/4 in.
D – Condensate Drain
*
* Condensate trap is factory installed inside the boiler, connect drain to drain tube supplied with the boiler.
C
A
B
D
A
B
C
D
A
B
B
A