Remove the detector from its bracket, unplug the old battery, snap in the new one, re-mount the unit, and perform a push-button test. Cleaning the Detector

Locate the on the front keypad panel (usually a small plastic removable tab next to or below the keypad).

| Feature | Specification | | :--- | :--- | | | Fire-resistant safe | | Lock Type | Mechanical combination lock & key | | Combination Type | Fixed code (non-changeable) | | Internal Features | Pull-out tray | | Construction | Double-walled body with thermal insulation (special grade foam concrete) | | Burglary Resistance | Class 60B (ensures content protection for 1 hour at a fire temperature of 1100°C / 2012°F) | | Weight | 51.5 kg | | External Dimensions (HxWxD) | 348 x 488 x 417 mm | | Approximate Price | 5486 руб (at time of publication) |

Safeguard SD 103 safes are configured with either a or an Electronic Digital Keypad + Key . This manual provides operating instructions, lock-opening sequences, battery replacement procedures, and troubleshooting steps for both configurations. 🛠️ Safeguard SD 103 Technical Specifications Fire Rating: 60 Minutes (Class 60B / JIS / KS Certified) Gross Weight: ~51-52 kg (112 lbs)

Turn the dial Left (Counter-Clockwise). Pass the first number 3 times and stop on it exactly on the 4th time.

: Turn the key to the locked position, then spin the combination dial several full rotations in either direction to scramble the mechanism. Product Specifications

The red LED flashes rapidly, accompanied by a loud, pulsating 85dB audio pattern (three long beeps, pause, repeat).

Its construction is what sets it apart. The SD-103 features a double-walled steel body, and the space between these walls is filled with a special fire-resistant material, a type of foam concrete, that acts as a powerful thermal barrier. This insulation, combined with a sophisticated three-step door profile that seals tightly against the cabinet, ensures that flames and hot combustion gases cannot reach the interior during a fire.

It has no odor, taste, or color. It can kill in minutes.

Avoid any website asking for a credit card to "unlock" the manual. The SD 103 is a legacy device; the manual is freeware.

12–24V DC / 110–240V AC compatible (depending on regional variant)