BrewPlumbing

   Tap---01-+--Pump A-+-05---------HERMS--------06-+--Temp Sensor--+-09---Drain
            |         |                            |               |
Kettle---02-+         +-07----Filter--Chiller---08-+               +-10---HLT
            |                                                      |
   HLT---03-+                                                      +-11---Tun
            |                                                      |
   Tun-+-04-+                                                      +-12---Fermenter
       |                                                           |
       |                                                           +-13-+-Kettle
       |                                                                |
       +-14--Pump B--------------------------------------------------15-+

  Two-digit numbers (nn) represent ball valves

  The HLT heating element is controlled by the temperature sensor.  The kettle
  heating element is uncontrolled - just used to boil.