E.T. Systems UMPETHA Installer's Instructions page 8

UMPETHA 082009/072010.014
Manually overriding the gearbox and removing the cover
Unlocked and
Locked and engaged
Unlocked and engaged
disengaged
Insert key and turn
clockwise.
Remember to pull or push the gate gently until the gears "click" re-engage, before running the motor after a manual override.
When the override cam is in the manual override position the electronic control is disabled. To operate the control card the cam
must be in the engaged position.
Cover housing screw
Second cover screw
beneath manual
override cam
Third cover screw
Fourth cover screw
8