Happijac Bed Lift: Bed Lift Circuit Board, Happijac 182706 (478684)
Amazon.com: HappiJac Replacement Truck Camper Jack Clutchless Current Sensing CCS Motor Drive Assembly with Wireless Remote Control and Logic Board Computer Module for 4220 and 4820 Motorized Jacks - 733960 : Automotive
I have a 2007 keystone raptor 3712 and i want to install a happijac bed system in the garage, however i am not sure what
happijac / happy jack bed adjustment - Keystone RV Forums