KERN MAP Version 1.0 3/2010 Service manual Hand grip dynamometer Table of Contents Basic Information ....................3 Technical Data ....................4 Overview of Display / Keys ................5 Error Message Indication .................. 6 Trouble Shooting ....................7 Calibration Procedure ..................8 Zero Count Adjustment ..................
1 Basic Information Grundlegende Hinweise The device must be repaired only by trained specialist staff or personnel with professional formation (such as a repair-specialist accredited by law concerning verification). The service manual is obligatory for repair work. After repair, original conditions of the device have to be restored. Only original spare parts should be used.
2 Technical Data KERN MAP 80K1 Capacity 80 kg 40 kg 20 kg (blue) (green) (red) Readability (d) 0.1 kg / 0.2 lb Units kg, lb Auto Off After 1 min without change of load Electric Supply 1 x CR2450 Operating temperature + 5°C …...
3 Overview of Display / Keys Overview of displays 1. Stability display 2. Battery status 3. Operation modus 4. Percentage display 5. Weighing unit "lb" 6. Weighing unit "kg" Keyboard overview Button Function Switch-on / off, zeroing / Zero Mode Select operating mode Confirm display In real mode: Switch unit from kg...
4 Error Message Indication Capacity of batteries exhausted. Underload, set to zero by pressing /zero key Overload Preload error EEPROM error MAP-SH-e-1010...
/zero key once to start the calibration. Shortly after the value of the calibration weight (40.0 kg) appears. 6. Remove the calibration weight and switch-off the device. Calibration is completed. Calibration MODEL ZERO Count SPAN Count Weight MAP 80K1 500-3000 500-2700 40kg MAP-SH-e-1010...
7 Zero Count Adjustment If the ZERO COUNT value is out of range, adjust R1 or R2 on the main board: If zero count is below 500, use a variable resistor on R1 to adjust the zero count. If zero count is above 3000, use a variable resistor on R2 to adjust the zero count. After determination of the required resistor, solder it on the main board.
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