6
The lock does not need lubrication!
8.
POTENTIAL MALFUNCTIONS
Malfunctions and problems
Remedies
The lock does not open when supply
voltage is applied.
Check polarity and conformity of the lock supply voltage
to the required value.
Close the door tightly and press on it at the latch
fastening place, and apply voltage to the lock.
After opening of the lock, adjust the latch length.
The lock does not block the latch.
Check the distance between the latch and the lock; if
necessary, increase the latch length.
9.
MAINTENANCE
Maintenance of the lock is performed at least once every two months and includes:
Visual inspection of the lock to check the reliability of the fastening. If necessary, tighten
the fasteners of the lock and the latch.
Check the latch length. If the latch bar abuts against the lock and this leads to non-tight
door closing, or if the latch is not fixed by the lock when the door is closed, adjust the latch
length.
10.
STORAGE AND TRANSPORTATION
Prior to putting into operation, the locks must be stored in the manufacturer’s packing, in
rooms with an ambient temperature
of -
30 to +50 °С
and a relative humidity not higher than 98%
at 25
ºС С in compliance with storage conditions as per GOST 15150-69.
Locks transportation conditions must comply with group C as per GOST 23216-78 in terms of
exposure to mechanical factors, and Ж2 as per GOST 15150-69 in terms of exposure to climatic
factors.
11.
SAFETY REQUIREMENTS
The design of the locks ensures safety of personnel involved in mounting and maintenance.
Due to low DC supply voltage, the products correspond to class III as per GOST 12.2.007.0-
75 and are electrically safe.
Fire safety of the locks is ensured by use of non-combustible or hardly combustible materials,
and low supply voltage.
12.
DISPOSAL
The product is not hazardous for human life and health or for the environment; disposal after
its service life is performed without taking any special measures for environment protection.
13.
WARRANTY LIABILITIES
The manufacturer, ETC PROMIX LLC, warrants conformity of Promix-SM420 locks to
requirements of current Technical Specifications provided that transportation, storage, installation
and operation rules established in this Manual are followed.
