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 d) Turn the dial to the RIGHT, pausing momentarily at zero, and
continue turning until it stops. This retracts the locking bolt.
3.5.2.2
Securing Procedure. To lock the MRK 302-402, turn the dial to the
LEFT at least four complete revolutions.
Combination Changing Procedure. If there is both an opening and
3.5.2.3
changing index on the face of the MRK 302-402, proceed with step a) to change
the combination. If the lock has only an opening index, the combination
changing procedure is identical to that of the Mosler MRK 120. Use the
procedure in paragraph 3.5.2.1, and 3.5.1.3, steps c) through k).
Use the guidelines in paragraph 2.1.3e to make up a new
a)
combination.
Record the new combination in accordance with security
directions.
b) Open the door or container as outlined in paragraph 3.5.2.1.
c) With the door or container open, throw the locking bolt to the
locked position. If the unit has a bolt interlock, it will be necessary to
depress the interlock plunger before the bolt can be thrown to a locked
position.
d) With the locking bolt in the locked position, turn the dial at
least four revolutions in one direction.
e) With the present (old) combination, use the same procedure as
when opening the unit except work the combination to the CHANGE index instead
of the OPENING index. On reaching the last number, stop and hold the dial in
place.
f) Insert the change key (see Figure 34) into the change key hole
in the back cover. Turn the key in the direction indicated by the arrow until
it stops. Leave the change key in this position (see Figure 35).
NOTE
On some units, it may be necessary to remove a
cover or door panel to expose the-back of the
lock.
This
g) Turn the dial at least four revolutions in one direction.
will erase the old combination.
h) With the new combination, turn the dial to the LEFT, stopping
when the first number aligns with the CHANGING index the fourth time.
i) Turn the dial to the RIGHT, stopping when the second number is
aligned with the CHANGING index the third time.
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