Labels:diagram | sketch | text | drawing | technical drawing OCR: Rubber stopper ~ Thermistors in brass tubes wPipe cap Copper tube (1 1/2"dia) Wort from pump Copper tubing (1/2" dia) Pipe T Figure 3. End view of heater tube (wort inlet). Heated wort out to mash -Pipe elbow Copper tubing (1/2" dia. ) Copper tube (1 1/2" dia) Threaded 1" coupling for heater element Pipe cap with hole in end Figure 4. Side view of heater tube (wort outlet)