8.6 Adjustment (centring) of the running belt ............................................................................................................ 127
8.7 Control of the driving belt at saturn 450/300 ..................................................................................................... 129
8.8 Control and tightening of the driving belt (poly-V belt system) ......................................................................... 130
8.8.1 Checking the tension of the driving belt with the “slipping-test“ ....................................................................... 130
8.8.2 Checking the tension of the driving belt with the frequency test ...................................................................... 131
8.9 Driving belt with timing belt system (from running deck size 200/75 upwards) ................................................ 132
8.10 Side step platforms: check for non-slipping ...................................................................................................... 132
8.11 Hygiene and cleansing ................................................................................................................................................. 132
8.11.1 Cleansing of outside and applied parts ................................................................................................... 132
8.11.2 Cleaning of the interior ......................................................................................................................... 133
8.12 Cleansing and adjustment of the speed sensor / light barrier ........................................................................... 133
8.13 Light barrier at belt re-entry zones ............................................................................................................................... 134
8.13.1.1 Cleaning of light barriers ............................................................................................................. 134
8.13.2 Adjustment of light barriers ................................................................................................................... 134
8.14 Spare parts & consumables ......................................................................................................................................... 134
9 Trouble shooting ............................................................................................................................................ 135
9.1 Device cannot be powered on ...................................................................................................................................... 135
9.2 Mechanical noise problems .......................................................................................................................................... 135
9.3 Running belt adjustment problems ............................................................................................................................... 135
9.4 Fuses ............................................................................................................................................................................ 136
9.5 Electrostatic discharge ................................................................................................................................................. 137
9.6 Sources of interference ................................................................................................................................................ 137
9.7 Voltage on the device housing / electric shock ............................................................................................................ 138
9.8 POLAR heart rate measurement system...................................................................................................................... 138
9.9 RS232 interface ............................................................................................................................................................ 139
9.9.1 Troubleshooting and testing of the RS232 interface ........................................................................................ 139
9.10 MCU control unit / circuit board, battery ....................................................................................................................... 139
9.11 Error messages ............................................................................................................................................................ 140
9.12 Additional error messages at saturn 450/300 ............................................................................................................... 147
10 Optional settings: administrator options ..................................................................................................... 148