Yale GATEMAN YDM 3109 User Manual - page 5
Do not use water and
any type of solvent
such as gasoline or
benzene as they can
cause damage to
electronic circuit,
deterioration and/or
paint peel-off.
Be careful not to have
an unauthorized user
know your security
code. Change your
code periodically.
Do not use an
inappropriate tool
that can cause
damage or malfunc-
tion of the product.
Handle the unit
with care.
Excessive force,
careless handling
may cause product
damage.
Educate your
children about the
proper use of the
product.
Make sure the door
is securely locked
whenever you
leave your house,
especially in the
manual lock mode.
Make sure the distance
between the door and
door frame is not
widened more than
5mm.
5mm
Keep card key reader
part clean and dry.
Dust off dirt smoothly
with a soft cloth.
Do not have your
card key lost or
stolen.
■
Immediate
re-registration of
all remaining keys
is required to
invalidate the lost
key.
Remove all of the
batteries before
installing or
removing a remote
control module.