Turbulator length & location in system – Schwank premierSchwank IQ User Manual
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STS-JZ-F / IQ-F I&O Manual
IM101220
RD: AUGUST 2014
RL: 18A
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
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
TURBULATOR LENGTH & LOCATION IN SYSTEM:
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.