section 1. Important safety Instructions........ 4Section 2. Cleaner Specifications ................... 62.1 General Specifications ...................................... 6section 3. Assembly and Initial usage ........... 63.1 Unpacking .......................................................... 63.2 Assembling the Transport Caddy ....................... 63.3 Connecting the Control Unit to the Caddy .......... 83.4 Electrical Connection .......................................... 8section 4. Operation......................................... 94.1 Submerging the Cleaner .................................... 94.2 Operating the Vortex 3 ..................................... 104.3 Operating the Vortex 4 ......................................114.4 Remote Control Operation(Vortex 4 Only) ................................................. 124.5 Enabling the Automatic Start Mode(Vortex 4 Only) ................................................. 134.6 Starting the Cycle witha Programming Clock (timer) ........................... 134.7 Cancelling an Automatic Start .......................... 13section 5. Cleaning and Maintenance .......... 135.1 Cleaning the Filter Canister .............................. 135.2 Cleaning and Storing the Cleaner .................... 145.3 Replacing the Brushes ..................................... 155.4 Replacing the Tires on the Cleaner .................. 16section 6. Replacement Parts ....................... 17section 7. Troubleshooting ........................... 18Table of ContentsPage 3ENGLISHZodiac ® Vortex™ 3, Vortex 4 Robotic Pool Cleaner | Owner's Manual