Turbulators; High Altitude & Orifice Chart - Schwank S100 Installation & Owner's Manual

TURBULATORS:

27.
Tube Heaters are supplied with all required turbulator(s) factory installed into
the tube(s).
The turbulator for the 175,000 LP heater must always be in the 5th tube.
Turbulators for all other inputs are ALWAYS installed at the vent end of
the heater.
MODEL
S100 / ITB 200-70/60/50
S100 / ITB 175-LP -70/60/50 10' (3 m) in 5th tube
S100 / ITB 175-NG -70/60/50
S100 / ITB 155-60
S100 / ITB 155-50
S100 / ITB 155-40
S100 / ITB 130-50
S100 / ITB 130-40
S100 / ITB 130-30
S100 / ITB 110-50
MODEL
S100U / ITBU 200-30U
S100U / ITBU 175-LP-30U 10' (3 m) in 5th tube
S100U / ITBU 175-NG-30U
S100U / ITBU 155-30U
S100U / ITBU 155-20U
S100U / ITBU 130-20U
28. HIGH ALTITUDE INSTALLATION
When this appliance is installed above the altitude stipulated below, the input must be de-rated
by 4% for each 1000 ft . If your local utility supplies gas with a de-rated heat content, no
orifice change is required in the heater . Check with your local utility regarding de-rating.
USA: The factory installed orifice for this appliance is approved for altitudes zero to
2000 feet above sea level. Above 2000 feet, refer to table below.
Canada: The factory installed orifice for this appliance is approved for altitudes zero to
4500 feet above sea level. When installed above 4500 feet, refer to the table below.
NOTE: Improper location of a turbulator can cause malfunction of
the heater, property damage, and will void the heater warranty.
TURBULATOR
LENGTH
10' (3 m)
10' (3 m) - vent end
not required
not required
10' (3 m)
not required
10' (3 m)
14' (4.3 m)
not required
TURBULATOR
LENGTH
10' (3 m)
10' (3 m) vent end
not required
10' (3 m)
10' (3 m)
~ ORIFICE TABLE NEXT PAGE ~
47
MODEL
S100 / ITB 110-40
S100 / ITB 110-30
S100 / ITB 100-20
S100 / ITB 80-40
S100 / ITB 80-30
S100 / ITB 80-20
S100 / ITB 60-30
S100 / ITB 60-20
S100 / ITB 45-20
S100 / ITB 45-10
MODEL
S100U / ITBU 130-15U
S100U / ITBU 110-20U
S100U / ITBU 110-15U
S100U / ITBU 80-15U
S100U / ITBU 80-10U
S100U / ITBU 60-10U
TURBULATOR
LENGTH
10' (3 m)
14' (4.3 m)
10' (3 m) S/S
10' (3 m)
14' (4.3 m)
14' (4.3 m)
14' (4.3 m)
14' (4.3 m)
14' (4.3 m)
5' (1.5 m)
TURBULATOR
LENGTH
14' (4.3 m)
10' (3 m)
14' (4.3 m)
14' (4.3 m)
14' (4.3 m)
14' (4.3 m)
S100/ITB I&O Manual
IM101230
RD: JAN 2012
RL: 6B- BA