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“
classroom lever handle
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RELATED FAQS
Question
Answer
What is the difference between a classroom and an entry lock?
Resolution:
CLASSROOM LOCK: A lock that locks and unlocks the outside lever with a key. Inside is always free egress. ENTRY LOCK: A lock that locks and unlocks the outside lever with button/turn on the insi...:
What is a lock function?
Resolution:
Apartment Corridor Lock function is defined as a lock where the latch bolt operated by lever from either side, except when outside lever is made inoperative by a stop or mechanical means other than...:
What is the ME9453?
Resolution:
At one time we offered a 9453 function in several different lever, knob and grip handleset designs. A wide variety of trim offerings were available. The mortise lockcase was a smaller version of th...:
What is a cylindrical lock?
Resolution:
Cylindrical Locks: a bored lockset whose latch or bolt locking mechanism is contained in the portion installed through the cross-boreMedium, high to extra heavy dutyCommercial, multi-family and ins...:
What is a mechanical Lock?
Resolution:
A lock is any device which prevents access or use by requiring special knowledge or equipment. Mechanical locks are mechanical devices which secure an opening by keeping a door closed until a rel...:
How does the 73 function operate?
Resolution:
D73PD or ND73PD (ANSI F90) Corridor Lock Locked or unlocked by key from outside. Push-button locking from inside. Turning inside knob/lever or closing door releases button.:
How do I change the function of the Von Duprin 7500 mortise lock from Lever ( classroom ) to NL ( night latch )?
Resolution:
To convert the Von Duprin 9975L to 9975NL exit function follow these steps (Note: the mortise lock is shipped as Night Latch from the factory): Turn the NL screw on 7500 mortise lock counter clo...:
MA561
Resolution:
Classroom lock - Latch bolt operated by knob/lever from either side except when outside knob/lever is locked from outside by key. When outside knob/lever is locked, latch bolt is retracted by key f...:
LM9371
Resolution:
Classroom security lock with three-point latch - Latchbolt is retracted by knob/lever from either side unless locked by key from either side. When outside is locked, latchbolt is retracted by key a...:
L9076
Resolution:
Classroom holdback lock - Latchbolt is retracted by knob/lever from either side unless locked by key outside. When locked, latchbolt is retracted by key outside or knob/lever inside. Inside knob/le...:
LM9370
Resolution:
Classroom lock with three-point latch - Latchbolt is retracted by knob/lever from either side unless outside is locked by key. When outside is locked, latchbolt is retracted by key and knob/lever o...:
L9071
Resolution:
Classroom security lock - Latchbolt is retracted by knob/lever from either side unless locked by key from either side. When locked, latchbolt is retracted by key outside or knob/lever inside. Insid...:
L9070
Resolution:
Classroom lock - Latchbolt is retracted by knob/lever from either side unless outside is locked by key. Outside is unlocked by key. Inside knob/lever is always free for immediate egress. Auxiliary ...:
L9458
Resolution:
Classroom security lock with auxiliary latch - Latchbolt is operated by knob/lever from either side except when outside is locked by key from inside or outside. Deadbolt is retracted by key from i...:
L9457
Resolution:
Classroom security lock with deadbolt - Latchbolt is retracted by knob/lever from either side. Deadbolt is operated by key from either side. Throwing deadbolt locks outside knob/lever. Turning insi...: