25 Feb @ Lock Street Brewing Co.

Today was the 1st day of volunteering at the Lock Street Brewing Co.
Observed can packaging and keg cleaning.

canning machine(can filler).

the 1st nozzle: CO2/ 2nd: beer/ 3rd: sensor to finish filling

inside the kettle & CIP

inside the mash tun & false bottom

jokey box to cool kegs. There is 2 chillers inside the box.

spigots of the jokey box(turn on)

CO2 valve with a bright tank. the black hose is for CO2.

CO2 meter. most of jobs needs under 10 psi.

parts of spigots for the jokey box. bronze parts are cheaper than stainless steel but weak for contamination.

  

peracetic acid(peroxyacetic acid or PAA, CH₃CO₃H)

can seamer power switch

before filling cans, cans and lids should be sanitized by water sterilized by ozone.

can piller CO2 control

can filler

keg washing

1. hot water(185F) 2~3 min to wash organic debris
2. cold water rinsing for optimal temperature environment for peroxyacetic acid
3. peorxyacetic acid 2~5 min/keg. no rinse is needed

keg size

50L>30L>20L

tri clamp

iodine as a sugar indicator:

• if there is a fermentable sugar: turn clear
• if there is a non-fermentable sugar(starch): stay yellow

whenever changing kegs: head/ color/ aroma/ tastes check