Schwank builderSchwank S100U - Manual (Page 15)

15
S100-F / ITB-F I&O Manual
IM101230
RD: SEP 2014
RL: 11A
IMPORTANT SPECIAL NOTES: READ FIRST
1. S100/ITB 100 x 20 ft ONLY: Special Tube Connection - Refer to Section 9.3, Fig 15
2. S100/ITB 175 & 200 ONLY: Special Tube Connection - Refer to Section 9.4, Fig 16
These input rates have an unpainted titanium alloy stainless steel first tube with a flange
(painted “white”), and an unpainted aluminized steel tube as the second tube; all subse-
quent tubes are hot rolled steel. The first tube (titanium alloy stainless steel ) will “glow
red” while heater is in operation - THIS IS A NORMAL CONDITION
3. Install Flame Rectifier: 110,000, 125,000, 200,000 LP: A flame
rectifier is supplied in the burner kit. Prior to installing the burner onto
the flanged tube, insert the flame rectifier into the tube to seat
against the tube flange.
4. IF a 90° elbow is to be installed in the system, refer NOW to Section 7 and the Elbow Kit
installation instructions supplied with the kit
9 INSTALLATION OF HANGERS, TUBES AND BURNER
TURBULATOR NOTES: Also refer to Table & Illustration pages 49, 50 & 51
1. 60,000, & 80,000 Btuh:
 30 ft heater: REMOVE 5 ft turbulator from the 2nd tube (aluminized steel) in the system.
Steel tube with 8 ft turbulator installs at vent end.
2. 200,000 x 60 ft & 70 ft: REMOVE SHORT PIECE OF TURBULATOR FROM UPSTREAM
END OF LAST TUBE PRIOR TO INSTALLATION OF TUBE
3. In a Tube Kit package tubes with turbulators are labelled as to their location in the system.
Also refer to the TURBULATOR Table and Illustration in Sections 25A & 25B.