My advice? Intellok keypads were never designed for 15+ years of service. Bite the bullet, buy a quality retrofit electronic lock from SecuRam or LaGard, and you’ll get another decade of reliable service.
Search for “Intellok safe keypad replacement” on Google Shopping, but filter by “New” and sold by a locksmith with a physical address. intellok safe keypad replacement
Why? Because the cheap keypad’s solenoid timing is off by 0.2 seconds, or its voltage drop under load is too high. The lock sounds like it’s working, but the bolt doesn’t fully clear the frame. My advice