1. Battery Replacement Procedure For Gekko, Vyper, Cobra & Vytec

2. Remove Retaining Ring Push down on retaining ring Turn CW and remove retaining ring

3. Remove Battery Cover & O-ring

4. Remove Spacer & Battery

5. Use Only Suunto Battery Kits Always replace o-ring when replacing battery!

6. Install New Battery & Spacer Install new battery under contact Insert spacer

7. Install O-ring & Battery Cover Lightly lubricated o- ring Place battery cover on top of battery

8. Install Retaining Ring Insert thumb thru retaining ring Push down on battery cover Align retaining ring over battery cover Turn CCW to lock into place

9. Battery Replacement Procedure For D3 & Mosquito

10. Remove Battery Door and Battery Use quarter 1/8 turn CCW Loosen battery door and remove battery from under contact

11. Use Only Suunto Battery Kit

12. Install Battery & New Battery Door Reverse order