Schlage ND Series Service Manual page 8

Lock assembly drawing index
Function ANSI A156.2, 1996, Series 4000, Grade 1
Schlage ANSI Description
ND66 F91 Store lock*†
ND70 F84 Classroom lock*
ND70 x 80 Classroom by
Storeroom lock†
per XN12-006
ND72 Communicating
lock*† per
XN12-002
ND72 Communicating
lock with
Vandlgard
XN12-003
ND73 F90 Corridor lock*
ND75 Classroom security
lock*
ND80 F86 Storeroom lock*
ND80-RX Storeroom lock*
with request to exit
ND80EL Storeroom
lock—electrically
locked (fail safe)*
Note: Any function with a deadlatch locks the latchbolt when door is closed. See page 5 for identification.
* Available with Small Format Interchangeable Core.
† Caution: These locks on residences and any door in any structure which is used for egress are a life safety hazard in times of emergency and their use is
not recommended. Installation should be in accordance with existing codes only.
8 • Schlage • ND-Series service manual
Outside function
Key locks or unlocks
both levers
simultaneously.
Outside lever locked or
unlocked by key.
Outside lever locked or
unlocked by key.
Outside lever only locked
or unlocked by key.
Same as ND72.
Vandlgard allows
®
*† per
outside spindle to
disengage from latch
when locked.
Locked or unlocked by
outside key. When
locked by key it can only
be unlocked by key.
Outside lever locked or
unlocked by key in either
lever.
Lever is fixed. Entrance
by key only.
Same as ND80.
Lever is continuously
locked electrically.
Unlocked by switch or
power failure. When
locked, key retracts
latch.
Trim
Inside function Page
Key locks or unlocks both 62
levers simultaneously.
Inside lever is always 63
unlocked and always free
for immediate egress.
Key in fixed inside lever 64
retracts latch.
Inside lever only locked or 65
unlocked by key.
Same as ND72. 66
Vandlgard allows inside
spindle to disengage from
latch when locked.
Push-button locks outside 67
lever. Turning lever or
closing door releases
button. Inside lever is
always unlocked and is
always free for immediate
egress.
Key locks or unlocks 68
outside lever. Inside lever is
always unlocked and is
always free for immediate
egress.
Inside lever is always 69
unlocked and is always
free for immediate egress.
Same as ND80. A 70
microswitch attached to
the chassis is activated
when the lever is rotated.
The switch signals use of
the lever to security
systems allowing
non-disruptive egress.
Inside lever is always 71
unlocked and is always
free for immediate egress.
Chassis
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