Master Lock 291 Operating instructions

Master Lock
Brand
Master Lock
Model
291
Type
Operating instructions

Master Lock 291 is a high-security padlock that offers reliable protection for your valuables. It features a hardened steel shackle for superior cut resistance and a shrouded design that protects the shackle from prying and cutting attacks. The lock also includes a cylinder retainer to prevent cylinder removal and a dual locking mechanism for extra security. With its durable construction and advanced security features, the Master Lock 291 is an excellent choice for securing gates, sheds, storage units, and other valuable possessions.

Master Lock 291 is a high-security padlock that offers reliable protection for your valuables. It features a hardened steel shackle for superior cut resistance and a shrouded design that protects the shackle from prying and cutting attacks. The lock also includes a cylinder retainer to prevent cylinder removal and a dual locking mechanism for extra security. With its durable construction and advanced security features, the Master Lock 291 is an excellent choice for securing gates, sheds, storage units, and other valuable possessions.

PLUG
EXTENSION
®
4-PIN CYL.
(USE PLUG
EXTENSION)
RETAINER
SCREW
RETAINER
NUT
CYLINDER
RETAINER
HEX WRENCH
REAR
FRONT
®
®
®
INDEX
MARK
INDEX
MARK
KEYWAY
®
®
INDEX
MARK
INDEX
MARK
KEYWAY
E-clip
KEYWAY
®
®
®
INDEX
MARK
INDEX
MARK
KEYWAY
®
®
®
INDEX
MARK
INDEX
MARK
KEYWAY
CYLINDER REPLACEMENT
INSTRUCTIONS
1. Unlock padlock. Withdraw key.
Turn shackle away from opening.
2. Insert hex wrench into shackle
opening to engage socket screw.
3. Lift out retainer plate. Tip padlock
to slide cylinder out.
Original Style: With key instered, rotate key 90° clockwise until
the keyway lines up with the index mark.
NEVER ROTATE KEYWAY 180°, AS PINS MAY BIND.
1.
New Style: Remove E-clip,insert key and rotate 90° clockwise.
Hold cylinder with holes toward you. Line up cylinder
assembly tool shoulder to shoulder with plug.
2.
Carefully push plug out of cylinder with tool.(Tool should
remain in cylinder shell to prevent driver pins from
springing free.)
3.
REKEY THE PLUG WITH PINS SUITED TO NEW KEY CUT.
THEN REASSEMBLE CYLINDER AS FOLLOWS
KEY SILHOUETTE IDENTIFICATION
With key inserted in cylinder plug,reverse steps 3 and
2 (carefully pushing plug back into cylinder shell and
forcing tool out other end). Reinstall E-clip as required.
CAREFULLY ROTATE KEY BACK TO STARTING POSITION.
4.
Cylinder is now rekeyed. Key can be withdrawn to permit
installation of cylinder in padlock.
5.
CYLINDER REKEYING INSTRUCTIONS
CAUTION:
TO REMOVE PRO SERIES SHACKLES, CLOSE
SHACKLE, REMOVE CYLINDER EXTENSION
AND BALL BEARING
TO INSTALL NEW CYLINDER, INSERT
PROTRUDING END FIRST. RE-ASSEMBLE
BY REVERSING ABOVE THREE STEPS.
TO REORDER PARTS – Use order number shown in these listings; also include parts description
(example "item no. 1-0360, No 0 Pin, black"). Pins and springs come packed in bags of 200; retaining
doors, nuts, extensions and tools come packed in bags of 10. Specify quantity of bags needed.
KEY CUT GAGES
(order no.
290-0371)
(order no. 290-0373)
No. 0 PIN
BLACK
order
no. 1-0360
No. 1 PIN
VIOLET
order
no. 1-0361
No. 2 PIN
RED
order
no. 1-0362
No. 3 PIN
BLUE
order
no. 1-0363
No. 4 PIN
YELLOW
order
no. 1-0364
No. 5 PIN
GREEN
order
no. 1-0365
No. 6 PIN
BROWN
order
no. 1-0366
No. 7 PIN
BLACK
order
no. 1-0367
SPOOL
PIN
order
no. 6121-0419
MASTER PIN
No. 1 VIOLET
order
no. 1-0391
MASTER PIN
No. 2 RED
order
no. 1-0392
MASTER PIN
No. 3 BLUE
order
no. 1-0393
MASTER PIN
No. 4 YELLOW
order
no. 1-0394
MASTER PIN
No. 5 GREEN
order
no. 1-0395
MASTER PIN
No. 6 BROWN
order
no. 1-0396
MASTER PIN
No. 7 BLACK
order
no. 1-0397
DRIVER
PIN
order
no. 0296-0323
SPOOL
PIN
order
no. 0296-0322
RETAINING
NUT FOR #21 LOCK
order
no. 21-0373
RETAINING
NUT FOR #27 LOCK
order
no. 27-0373
RETAINING NUT
PRO SERIES (ALL)
order
no. 6121-0421
EXTENSION
FOR 4 PIN
CYLINDERS
order
no. 27-0334
TUMBLER
SPRINGS
order
no. 1-0369
TRAP DOORS
FOR
#21 LOCK
order
no. 21-0372
#27 LOCK
order
no. 27-0371
TRAP DOORS
FOR
PRO SERIES
order
no. 6121-0420
order
no. 6830-0023
E CLIPS
order
no. 0296-0324
DRIVER PIN
MASTER
order
no. 7-0368
CYLINDER ASSEMBLY TOOL
(order no. 290-0372)
ALLEN WRENCHES
3/32" (order no. 21-0374)
7/64" (order no. 27-0374)
NOTE:When using
“WO” versions of the
No. 21 or 27 padlock,
use a screwdriver
initially to open
shackle. Insert tip
through opening in
bottom plate.Turn
mechanism as
shown to trip
shackle release.
Nos. 1, 2, 3, 4, 5, 6, 11 15 17 27 81 6000, 7000 xxx-xxxx
0291-05601
New Style 6000 and 7000
  • Page 1 1

Master Lock 291 Operating instructions

Master Lock
Brand
Master Lock
Model
291
Type
Operating instructions

Master Lock 291 is a high-security padlock that offers reliable protection for your valuables. It features a hardened steel shackle for superior cut resistance and a shrouded design that protects the shackle from prying and cutting attacks. The lock also includes a cylinder retainer to prevent cylinder removal and a dual locking mechanism for extra security. With its durable construction and advanced security features, the Master Lock 291 is an excellent choice for securing gates, sheds, storage units, and other valuable possessions.

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