1. Overview The GYT250 can perform warranty, health and stock tests on conventional, EFB, AGM and leisure batteries. It can also give a comprehensive overview of a vehicle’s starter and charging system health through alternator, starter and earth checks. Results can be printed using the built-in thermal printer or transferred to a computer via the SD card.
2. Use keys to select a character, then press 4. Home screen ENTER When the GYT250 is connected to a battery, the home 3. To move to another line, select navigation key then screen will be displayed. From here it is possible to start a press ENTER ...
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6. Starting a new test 1. To start a new test, first select Test from the Home Screen 13149 GYT250 Quick Start Guide Instructions.indd 4 13149 GYT250 Quick Start Guide Instructions.indd 4 10/06/2020 16:56 10/06/2020 16:56...
Note: Depending on the vehicle type selected, not all battery tests will be available 13149 GYT250 Quick Start Guide Instructions.indd 5 13149 GYT250 Quick Start Guide Instructions.indd 5 10/06/2020 16:56 10/06/2020 16:56...
Voltage during the starting process is measured. This can indicate if the battery has aged or the starter motor has a problem. 13149 GYT250 Quick Start Guide Instructions.indd 8 13149 GYT250 Quick Start Guide Instructions.indd 8 10/06/2020 16:56 10/06/2020 16:56...
Loaded (Lower Voltage) check – Low engine revs with accessories ON • Diode Ripple check – Idle engine revs with headlights ON 13149 GYT250 Quick Start Guide Instructions.indd 9 13149 GYT250 Quick Start Guide Instructions.indd 9 10/06/2020 16:56 10/06/2020 16:56...
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1. Ensure all vehicle accessories are switched ON e.g. lights, heater, demister 2. Rev the engine to 2000rpm, press ENTER then hold revs for 10 seconds 13149 GYT250 Quick Start Guide Instructions.indd 10 13149 GYT250 Quick Start Guide Instructions.indd 10 10/06/2020 16:56 10/06/2020 16:56...
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1. First select Earth Test then press ENTER The tables below show the acceptable Voltage ranges for 2. Move the GYT250 black clamp from the battery negative terminal (-) to a suitable position on the each type of vehicle and alternator. Any values outside of these ranges will be highlighted in the results.
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(-) to a suitable metal part on the engine. 5. Results can now be printed (see section 7.1) Press ENTER > Analysis 13149 GYT250 Quick Start Guide Instructions.indd 12 13149 GYT250 Quick Start Guide Instructions.indd 12 10/06/2020 16:56 10/06/2020 16:56...
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