Manual

49
S100-F / ITB-F I&O Manual
IM101230
RD: SEP 2014
RL: 11A
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.
Tubes with turbulators are clearly labeled for easy identification. Models with as-
terisk refer to notes below the table.
* 60,000 / 80,000 x 30’: Remove 5 ft section of turbulator from the aluminized steel tube (2nd in
system); install 8’ turbulator tube at the vent end of the system
** 110 / 125 / 150 x 50’ & 150 x 60’: Install tube with 2 ft turbulator as 3rd tube in the system
*** 200,000 x 60 ft & 70’: Remove short piece of turbulator from the upstream end of turbulator
tube, and install this turbulator tube as the sixth tube in the system
See next page for an illustration of turbulator length and location.
See next page for an illustration of turbulator length and location.
GAS
TYPE
MODEL
Input x Length (ft)
TURBULATOR
LENGTH
TURBULATOR LOCATION
IN TUBE SYSTEM
NG or LP 45,000 x 20 14' (4.3 m)
VENT END - FACTORY INSTALLED IN TUBE
NG or LP 60,000 x 20 14' (4.3 m)
VENT END - FACTORY INSTALLED IN TUBE
NG or LP 60,000 x 30 * 8' (2.4 m) *
VENT END - REMOVE 5’ TURBULATOR 2nd TUBE
NG or LP 80,000 x 20 14' (4.3 m)
VENT END - FACTORY INSTALLED IN TUBE
NG or LP 80,000 x 30 * 8' (2.4 m) *
VENT END - REMOVE 5’ TURBULATOR 2nd TUBE
NG or LP 80,000 x 40 10’ (3 m)
VENT END - FACTORY INSTALLED IN TUBE
NG ONLY 100,000 x 20 8’ (2.4 m) S/S
VENT END - FACTORY INSTALLED IN TUBE
NG or LP 110,000 x 30 13' (4 m) S/S
VENT END - FACTORY INSTALLED IN TUBES
NG or LP 110,000 x 40 12' (3.6 m)
VENT END - FACTORY INSTALLED IN TUBE
NG or LP 110,000 x 50 ** 2' (0.6 m) **
2’ FACTORY INSTALLED IN 3rd TUBE
NG or LP 125,000 x 30 13' (4 m) S/S
VENT END - FACTORY INSTALLED IN TUBES
NG or LP 125,000 x 40 12' (3.6 m)
VENT END - FACTORY INSTALLED IN TUBE
NG or LP 125,000 x 50 ** 2' (0.6 m) **
2’ FACTORY INSTALLED IN 3rd TUBE
NG or LP 150,000 x 40 12' (3.6 m)
VENT END - FACTORY INSTALLED IN TUBE
NG or LP 150,000 x 50 ** 2’ (0.6 m) **
2’ FACTORY INSTALLED IN 3rd TUBE
NG or LP 150,000 x 60 ** 2' (0.6 m) **
2’ FACTORY INSTALLED IN 3rd TUBE
NG or LP 175,000 x 50/60 10’ (3 m)
VENT END - FACTORY INSTALLED IN TUBE
NG Only 175,000 x 70 10’ (3 m)
6th tube = 50 to 60 ft
NG Only 200,000 x 50 10’ (3 m)
VENT END - FACTORY INSTALLED IN TUBE
NG or LP 200,000 x 60/70 *** 6’ (2 m) ***
Remove 4 ft: 6th tube = 50 to 60 ft