Tecnosicurezza KL3909 Installation instructions

User Instruction
IU_KL3909_00_eng Page 1 of 2
CHARACTERISTICS
The KL3909 is a key changeable key lock that can be fitted
in any direction (HR, HL, VU or VD). Holes are supplied in
bolt (end) to cater for boltwork extensions. The load on the
bolt must not exceed 8N. Take care during installation so that no foreign objects
such as paint flakes, weld spatter or metal shavings, end up in the lock case. Any
modifications made to the lock during mounting will void manufacturers warranty.
The lock must only be serviced by qualified engineers/technicians. The lock should
never be lubricated. Any improper service or lubrication will void manufacturer
warranty. Test lock functions before mounting. Please read through the full mounting
instructions before mounting the lock. Locks not fitted in accordance with this
instruction are not covered by manufacturers warranty.
KL3909 lock is certified: VdS class 2 and EN1300 class B – UL Group 2M
DIMENSIONS AND MOUNTING INSTRUCTION
Make sure mounting surface is clean and flat. Mounting pattern follows industry
standard. Measure, mark and drill mounting holes and keyhole. Key hole Ø12mm
and de-burr hole at both ends (if special key guide is used follow instructions for said
article). Only use the delivered 3 (three) M6 mounting screws and fix the lock on the
safe door. (Torque approximately 3,5 Nm).Tap mounting holes according to screws.
Fasten lock with supplied screws. Always use Lock-Tite™ or equivalent on mounting
screws and bolt attachment screws.
The mounting dimensions of the lock are standard (magic module).

User Instruction
IU_KL3909_00_eng Page 2 of 2
Fit escutcheon on outside of safe (if used) making sure that change index is properly
aligned according to lock handing.
Check operation with key. There must be no dragging or binding againstany part of
the boltwork. If back panel is to be modified to accept change key, drill and de-burr
hole. Place change sticker,correctly aligned, on back panel.
Check the function of the lock at least 3 times before the safe door is closed!!
USER INSTRUCTIONS
Open the Lock: (Use Opening Index)
The lock is delivered in factory-mode, the opening of which
involves the use of a "neutral key" (encoded 0-0-0-0). Insert
the neutral key or, later, the stored key and open the lock
by turning the key clockwise.
To set a new key after installation, you need the neutral
key, key exchange and the new opening key.
Changing the opening key
• Insert the neutral key (coded 0-0-0-0) or, later, the
opening stored key.
• Slowly turn the top lever clockwise until "click" and stop it
in that position. Do not retract the bolt.
• Insert the change key into the hole on the back of the lock
and turn it clockwise until it stops. Do not force the change
key.
• Remove the old key opening after rotating anticlockwise.
• Insert the new key and turn it slowly clockwise until the
"click" and stop it in that position. Do not force the key.
• Turn the change key clockwise and remove.
Perform various tests of opening before closing the safe.