yes is 1 flap is missing and not stuck in the up position,? jst remove the other.
Question 1: Can these be sourced? Or should I just remove the flapper on the right side? yes happ suzzo
Question 2: Is there good source for how to disassemble a Happ over/under door?
no need it is straight foward 1/8" hex nut's from the back,and 4-6 screw's on the hinge side if u are re-paiting it?,if not all work is done from the coin mech side of the door
Question 3: Are all Happ coin mechs interchangeable? More specifically will this one from Tornado Terry fit my door? yes
ed