Schwank infrasave SET Series Installation & Owner's Manual page 18

FIGURE 11 'U'-TUBE TYPICAL HANGER & SUPPORT SPACING
SUSPEND FIRST TUBES BY TWO (2) HANGERS, THEN SUBSEQUENT SECTIONS BY ONE HANGER
LOCATE HANGERTS BETWEEN 6" to 18" FROM EACH TUBE COUPLER.
INSTALL FIRST AND SECOND TUBES (FROM BURNER END) WITH WELDED SEAM FACING DOWNWARD.
1 - END CAP
2 - WIRE HANGER
3 - BURNER ASSEMBLY
4 - COMBUSTION AIR OPTIONS:
4A - JS-0532-SE 4" INTAKE
ADAPTER
FIGURE 12 'U' TUBE MODELS
'U' TUBE HANGER
FIGURE 12A
FIGURE 13 'U' TUBE MODEL ORIENTATION
SET(U) / ITT(U) Manual
IM091221
RD: APR 2019
RL: 13C
4B - JS-0532-VC 4" WALL CAP
4C - JA-0528-XX 4" ROOF CAP
5 - SIGHT GLASS
6 - ALUMINIZED TUBE WITH
FLANGE
7 - TORCTITE TUBE COUPLER
18
8 - STEEL TUBE(S)
9 - REFLECTOR
10 - FLUE VENT TERMINAL
11 - BURNER SUPPORT CHAIN
12 - HANGER SUPPORT
CHAINS
TURN BOX
FIGURE 12B