Maintenance Functions - 116
3.
Make a Diagnostic Card. Refer to the portion of this
manual titled
Special Cards
on page 60 for step-by-
step instructions on this procedure.
4.
Go to every door with the Portable Programmer. Use
the Update function to change the time in the locks.
5.
While at each lock, use the Test function of the
Portable Programmer to test each lock, and use the
Diagnostic Card to test the lock read head.
The latest versions of the HT24 locks have a feature
that will automatically adjust for Daylight Savings
Time
AS LONG AS THE PORTABLE
PROGRAMMER HAS BEEN USED TO READ OR
UPDATE THE LOCK AT SOME TIME SINCE
THE LAST TIME CHANGE.
It is still a good idea to
perform the tests and updates at this time to insure that
all the systems are functioning normally, but with this
feature the procedures do not have to coincide with the
Daylight Savings Time change.
HT24 Lock Operation
Automatic Code Change
The most important feature of the electronic lock is that
it changes its code automatically for each new guest
who checks into the room. Each new Guest Card used
in a lock will automatically void the previous Guest
Card.
In a similar manner, the lock will also accept a new
Master Card. Any new Master Card used in a lock will
automatically void the previous Master Card.
Battery Operation
The HT24 lock is powered by four AA alkaline
batteries. These batteries are expected to last between
two and four years, depending on a number of factors.
Factors that can shorten battery life are:
Summary of Contents for HT22
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