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The EVVA Euro Double Cylinder 41/41 NP is a high-security key lock designed for various door types. This nickel-plated cylinder offers robust protection and is part of EVVA's entry-level cylinder range. It features 30-minute fire resistance up to 821°C and comes with three keys. The cylinder can be configured for keyed-to-differ, keyed-alike, or master-keyed systems.
Image: The EVVA Euro Double Cylinder 41/41 NP, a nickel-plated key lock, shown alongside three brass-colored keys. The cylinder is a double-ended design, indicating it requires a key for operation from both sides.
సెటప్ మరియు ఇన్స్టాలేషన్
Proper installation is crucial for the security and functionality of your EVVA Euro Double Cylinder. It is recommended that installation be performed by a qualified locksmith or experienced individual.
- తయారీ: Ensure the door is prepared with a standard Euro profile cylinder cutout. Measure the existing cylinder to confirm the 41/41 NP (82mm total length) is the correct size for your door thickness.
- పాత సిలిండర్ను తీసివేయండి (వర్తిస్తే): Unscrew the retaining screw located on the door edge, typically below the latch. Insert a key into the existing cylinder and turn it slightly (about 15-20 degrees) to align the cam with the cylinder body, allowing it to slide out.
- Insert New Cylinder: Insert one of the supplied keys into the new EVVA cylinder. Turn the key slightly to align the cam with the cylinder body. Slide the new cylinder into the door's mortise lock until it is flush with the door face.
- Secure Cylinder: Re-insert and tighten the retaining screw on the door edge. Do not overtighten.
- పరీక్ష ఆపరేషన్: With the door open, insert a key from both sides and turn it to ensure smooth operation of the lock mechanism. Check that the key can be fully inserted and removed without obstruction.
ఆపరేటింగ్ సూచనలు
The EVVA Euro Double Cylinder operates with a key from both the interior and exterior sides of the door.
- లాక్ చేయడం: Insert the key fully into the keyway. Turn the key clockwise (or counter-clockwise, depending on the lock mechanism) until the bolt is fully extended and the door is secured. Remove the key.
- అన్లాక్ చేస్తోంది: Insert the key fully into the keyway. Turn the key counter-clockwise (or clockwise) until the bolt is fully retracted and the door is unlocked. Remove the key.
- కీ డూప్లికేషన్: This cylinder range allows for unrestricted key duplication. Keys can be duplicated by a qualified locksmith using standard key cutting equipment.
నిర్వహణ
Regular maintenance ensures the longevity and smooth operation of your lock cylinder.
- సరళత: Periodically (e.g., once a year), apply a small amount of graphite-based lubricant or a specialized lock lubricant into the keyway. Avoid using oil-based lubricants as they can attract dust and debris, leading to clogging.
- శుభ్రపరచడం: Keep the keyway free from dust and debris. Use a soft, dry cloth to wipe the exterior of the cylinder. Do not use abrasive cleaners or solvents.
- కీలక సంరక్షణ: Avoid bending or damaging the keys. Store spare keys in a secure location.
ట్రబుల్షూటింగ్
| సమస్య | సాధ్యమైన కారణం | పరిష్కారం |
|---|---|---|
| కీని చొప్పించడం లేదా తిప్పడం కష్టం. | Dust/debris in keyway, lack of lubrication, bent key. | Apply lock lubricant. Check key for damage; use a different key if available. Clean keyway with compressed air. |
| Cylinder does not turn freely after installation. | Retaining screw overtightened, cam misalignment, incorrect cylinder size. | Loosen retaining screw slightly. Re-check cam alignment. Verify cylinder size is appropriate for door. |
| Key gets stuck in cylinder. | Internal mechanism issue, worn key, foreign object. | Do not force the key. Try wiggling gently while applying slight turning pressure. If persistent, consult a locksmith. |
స్పెసిఫికేషన్లు
- బ్రాండ్: EVVA
- మోడల్: 41/41 NP
- లాక్ రకం: కీ లాక్
- మెటీరియల్: మిశ్రమం ఉక్కు
- ముగించు: నికెల్ పూత
- పరిమాణం: 82mm (41mm exterior, 41mm interior)
- అగ్ని నిరోధకత: 30 minutes to 821°C
- చేర్చబడిన భాగాలు: 1 x Cylinder, 3 x Keys
- సిఫార్సు చేసిన ఉపయోగాలు: Residential Doors, Office Doors, Fire Safety Areas
- వస్తువు బరువు: దాదాపు 0.4 కిలోగ్రాములు (14.1 ఔన్సులు)
మద్దతు
For further assistance, technical support, or inquiries regarding your EVVA Euro Double Cylinder, please contact your authorized EVVA dealer or the point of purchase. Ensure you have your product model number (41/41 NP) available when seeking support.
