Invacare M91R Owners Manual - Page 90

8 SETUP/MAINTENANCE 8.7 Replacing the Batteries and/or Battery Cables ƽ WARNING The use of rubber gloves is recommended when working with batteries. NEVER allow any of your tools and/or battery cables to contact both battery terminals at the same time. An electrical short may occur and serious personal injury or damage may occur.  For this procedure, refer to FIGURE 3 on page 91. perform this section on one battery at a time starting with the front battery. The front battery has three connectors - two to the rear battery wiring harness (RED and BLACK) and one to the controller cable (RED), and the rear battery has two connectors (RED and BLACK) to the front battery wiring harness. Both the front and rear wiring harnesses are shipped with the POSITIVE (+) RED battery cable and mounting screw connected. Use the exposed, threaded portion of the mounting screw to secure the POSITIVE (+) RED cable to the POSITIVE (+) terminal. Disconnecting Battery Cables. ƽ WARNING DO NOT remove fuse or mounting hardware from POSITIVE (+) battery cable mounting screw. To replace the fuse, obtain and replace battery harness with fuse. 1. Remove the existing tie-wraps that secure the battery terminal covers to the battery terminals. 2. Peel back RED battery terminal cover to expose RED battery cable connection to battery terminal. 3. Peel back BLACK battery terminal cover from BLACK battery cable on front battery or GREY battery terminal cover from BLACK battery cable on rear battery. 4. Remove the mounting screws and nuts that secure the POSITIVE (+) RED battery cable to the POSITIVE (+) battery terminal/post as shown in FIGURE 3. Invacare® Pronto® M91™ 90 Part No 1143153