INSTALLATION INSTRUCTIONS #3 14 Gauge Heavy Duty Hinge Tools Needed: ยป Adjustable Wrench or Socket Head and Driver * G Clamp or Locking Pliers A [f your door Is connectable to ap automatic opener, he sure 1o disengage the opener before inhibiting work. Caution: Replace hings only whee door is in down and fooled position. Never replace more than one hings at a time.