Turbulators - Straight Tube - Schwank S100 Installation & Owner's Manual

25A. TURBULATOR LENGTH & LOCATION IN SYSTEM: S100 / ITB - Straight Tube
NOTE: Improper location of a turbulator can cause malfunction of the heater,
property damage, and will void the heater warranty.
Tube Kits are supplied with 4 ft & 10 ft turbulator(s) factory installed into the
tube(s). Tubes with turbulators are clearly labeled for easy identification. Two
models require that a 2 ft turbulator be installed in the field (see * below).
GAS
MODEL
TYPE
NG or LP S100 / ITB
NG or LP S100 / ITB
NG or LP S100 / ITB
NG or LP S100 / ITB
NG or LP S100 / ITB
NG or LP S100 / ITB
NG ONLY S100 / ITB 100-20
NG or LP S100 / ITB 110-30
NG or LP S100 / ITB 110-40
NG or LP S100 / ITB 110-50
NG or LP S100 / ITB 130-30
NG or LP S100 / ITB 130-40
NG or LP S100 / ITB 130-50
NG or LP S100 / ITB 155-40 *
NG or LP S100 / ITB 155-50 *
NG or LP S100 / ITB 155-60
NG or LP S100 / ITB 175-50/60
NG Only S100 / ITB 175-70
NG Only S100 / ITB 200-50
NG or LP S100 / ITB 200-60/70
* 155 Models (150,000 Btuh): 2 ft turbulator is supplied in the Burner Kit and is field installed:

40 ft heater: Insert in end of third tube, prior to the 10 ft turbulator that is factory installed
in the last tube (total 12 ft turbulator)

50 ft heater: Insert in the vent end of the last tube in the system.
TURBULATOR
LENGTH
45-20 14' (4.3 m)
60-20 14' (4.3 m)
60-30 14' (4.3 m)
80-20 14' (4.3 m)
80-30 14' (4.3 m)
80-40 10' (3 m)
8' (2.4 m) S/S
14' (4.3 m)
10' (3 m)
not required
14' (4.3 m)
10' (3 m)
not required
2' (0.6 m)
+ 10' (3 m)
2' (0.6 m)
not required
10' (3 m)
10' (3 m)
10' (3 m)
10' (3 m)
49
TURBULATOR LOCATION
IN TUBE SYSTEM
VENT END - FACTORY INSTALLED IN TUBE
VENT END - FACTORY INSTALLED IN TUBE
VENT END - FACTORY INSTALLED IN TUBE
VENT END - FACTORY INSTALLED IN TUBE
VENT END - FACTORY INSTALLED IN TUBE
VENT END - FACTORY INSTALLED IN TUBE
VENT END - FACTORY INSTALLED IN TUBE
VENT END - FACTORY INSTALLED IN TUBE
VENT END - FACTORY INSTALLED IN TUBE
-
VENT END - FACTORY INSTALLED IN TUBE
VENT END - FACTORY INSTALLED IN TUBE
-
FIELD INSTALLED AT END 3RD TUBE
VENT END - FACTORY INSTALLED IN TUBE
FIELD INSTALLED AT VENT END
-
VENT END - FACTORY INSTALLED IN TUBE
VENT END - FACTORY INSTALLED IN TUBE
VENT END - FACTORY INSTALLED IN TUBE
6th tube = 50 TO 60 ft
S100-F / ITB-F I&O Manual
IM101230
RD: JAN 2014
RL: 9A