If the pump starts to labor only after you close off the main line, then the tubing/taps are more likely an issue than the pumps, I think.
If the pump starts to labor only after you close off the main line, then the tubing/taps are more likely an issue than the pumps, I think.
Jamie Jones
2017 - 120 taps, 68G syrup - automated pumping from collection to head tank
2016 - 118 taps (about half on 3/16"), 60G syrup
2015 - 115 taps, 58G syrup - new wireless blower switch and remote pump switch from tank to shack
2014 - 120 taps, 53G syrup - hobby vac
2013 - 120 taps, 40G syrup - Sunrise Metal 2x6, 12x14 sugarhouse
2012 - 44 taps, 6G syrup -gravity tube, 4 steam pans on block arch, plastic greenhouse shack - (I'm hooked!)