Gas-Fired Products PTU Series Electric Heater User Manual


 
Form #43343330
May 08 –25–
Spool with
TISS Wire
Assembly
12.1) CONNECTING THE TISS SYSTEM
Description: The TISS (Tube Integrity Safety System) is designed to shut the main burner off in the event that a
burnout occurs in the first 10ft. section of firing tube. Note: When replacing the firing tube a new TISS wire assembly
PN 44176010 must also be installed.
Instructions:
1. Make sure that the gap between the burner box and end of reflector is 3” and the reflector is securely
attached to the reflector support bracket. Make adjustments if necessary.
2. Un-roll the TISS wire assembly from the spool. Be careful not to kink the wires.
Ste
p
1
3 Gap (between
burner box and end
of reflector)
#10 x 1/2 Screws
must securely attach
reflector to the bracket
TISS Assembly.
Step 2