Grain Systems PNEG-823 - Manual (Page 25)

8. Operating Procedure
PNEG-823 Deluxe Downwind Heater 25
Adjusting the Vaporizer
1. Vaporizer should be adjusted so the vapor pipetrain runs warm to the touch (100°F-120°F).
2. Loosen 5/16" bolt on adjustment bracket.
3. Swivel vaporizer away from flame if running too hot, closer to flame if too cold.
4. Move vaporizer only 1" at a time and allow a few minutes for temperature to equalize.
5. Tighten 5/16" bolt and watch heater run for several minutes to verify adjustment.
Figure 8A Vaporizer Coil Adjustment Positions