Stack Heater Information

The Aerosol system stack heater construction information was updated in February 2009. Below are the construction diagram, materials required list and pictures of the assembly.

Parts List:

• 1 – 8’ 2” OD stainless steel pipe, chamfered at both ends
• 1 –7’ 4” PVC pipe
• 2 – 4” PVC end caps, with appropriate holes
• 1 – heater (model#=Omegalux fibrox heating cord, HTC-120, 144”, 260 W, 2.17 Amp)
• 1 – shrinkwrap, assorted sizes
• 1 – 70o C thermal cutoff switch (Selco UP62 UCHIYA 70C 066) (rated to 4 Amps for 125Vac) (also used UP72 – slightly different gauge wire)
• 1 – 8’ of 105o C high T wire
• 6 – blue heatshrinkable butt crimps
• 1 – appropriate length of extension cord (105° C)
• 1 – roll of foil tape
• 1 – 1” thick sheet of fiberglass insulation
• N – zip ties (high T)
• 1 – three prong 120 Vac plug or 3 pin connector for back of PID and pins
• 2 – hoseclamps for holding pipe in position

Tools List

• Springloaded crimper
• Wire strippers
• Gloves (for fiberglass)
• Screwdriver(s) for pipe clamps and plug
• Heat gun
• Scissors (for fiberglass and foil tape)
• Crimper for PID connector