OPERATING DOORS - Continued
Upper Rear Door- Continued
Shift either upper (1) or lower (2)
DOOR switch iever UP.
When door has opened approximately
3-4 feet, release conveyor cables from
Release DOOR switch lever when door
reaches correct height.
Mechanical safety lock (4) will auto-
matically engage at door elevations
of 45 and 90 degrees.
6. Be sure that mechanical safety lock
has engaged, and raise door so that
approximately 1/8 inch exists between
safety iock (4) and either lock stop.