MST Installation Instructions
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Installation Instructions
Appendix E -
Fail-lock / Fail-safe Spring and Solenoid Configurations (Cont)
Fail-safe
Fail-lock
Counterclockwise
Fail-lock / Fail-safe Spring and Solenoid Configurations - Adjustable
Solenoid
NOTE
For use with turnstiles that utilize adjustable solenoid mounting positions.
1
2
A - Return Spring
B - Solenoid
Spring
CCW
Lock Arm
Fail-safe
Solenoid
A
B
Fail-lock
Solenoid
B
A
A - Return
Spring
B - Solenoid
Spring
(Black)
(Red)
(Black)
(Silver)
CCW
Lock Arm
1
Spring Configuration
2
Solenoid Mount Position
1
Spring Configuration
2
Solenoid Mount Position
NOTE
Spring & Solenoid Operations are contingent on
the lock arm tabs being square to the lock arm body.
Solenoid mounting screws must be tightened to 30 in-lbs.
to avoid slippage from continuous use.
Tab parallel to
lock arm
Tab perpendicular
to lock arm
2
1
Screw is all the
way to the rear
