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LOCKSET FUNCTIONS
Page 7
5400LN Series Cylindrical Lock
* Lever handles are Free-Wheeling in locked position. Shaded area denotes Free-Wheeling lever.
5421LN (F80) 5422LN (F90) 5425LN
Communicating Lock
•For communicating or store
entrance doors.
• Deadlocking latchbolt.
•Either lever operates
latchbolt (except when key
in either lever locks or
unlocks the lever
independently of the
other).*
•Should be used only in
offices or rooms with
multiple entries.
NOTE: Not available with IC
core cylinders.
Dormitory Lock
• Deadlocking latchbolt.
•Either lever operates
latchbolt (except when
outside lever is locked by
inside pushbutton or key in
outside lever).* Inside lever
always active.
•When locked by button, the
button automatically
releases when inside lever
is turned or door is closed.
•When locked by key, the
automatic release is made
inoperative and must be
manually unlocked by the
key.*
Privacy Lock
•For lavatory or other privacy doors.
•Either lever operates latchbolt (except when outside lever is
locked by inside pushbutton).*
• Button automatically releases by turning inside lever or
closing door.
•Door can be unlocked, when necessary, by operating outside
turnbutton.
•No emergency key required.
Outside Inside Outside Inside Outside Inside
5428LN 5429LN 5430LN (F87)
455LN
Exit Latch
•For twin communicating or
exit doors where one side
operation is required.
•Use where space is
limited.
• Deadlocking latchbolt.
•One lever operation.
•Blank rose.
•Should be used only where
rooms have more than one
entrance.
Communicating or Closet
Lock
•For twin communicating or
closet doors where one side
operation or space between
doors is limited.
• Deadlocking latchbolt.
•Inside lever operates
latchbolt except when lever
is locked by key.*
(Not available with IC core
cylinders.)
Utility, Asylum or
Institutional Lock
• Deadlocking latchbolt.
• Latchbolt operated by key in
lever from either side.
•Both levers always locked.*
(Not available with IC core
cylinders.)
Dummy Trim
•For non-operational lever
use for decorative trim.
Outside Inside Outside Inside Outside Inside Outside Inside