6JB INDUSTRIES • DM4 Operating Manual • 630.851.9444 • sales@jbind.comUser Defined Calibration (Pressure)1. Press the ENTER button to reach the main menu2. Select and highlight User Cal3. Press the ENTER button4. Select and highlight Pressure Cal5. Press the ENTER button6. Select ADJ Left for the left pressure transducer (low side) orADJ Right for the right pressure transducer (high side)7. Press the ENTER button8. Use the UP s to change the pressure reading up one digit9. Use the DOWN t to change the place of the cursor10. Press ENTER button when completeReset User Defined Calibration (Pressure)1. Press the ENTER button to reach the main menu2. Select and highlight User Cal3. Press the ENTER button4. Select and highlight Pressure Cal5. Press the ENTER button6. Select Reset Left for the left pressure transducer (low side) or Reset Right for the right pressure transducer(high side)7. Press the ENTER button8. This will reset to factory default settings; to reset both at the simultaneously select FACT Default9. Press ENTER button when completeZero Pressure Transducers1. Press the ENTER button to reach the main menu2. Select and highlight User Cal3. Press the ENTER button4. Select and highlight Pressure Cal5. Press the ENTER button6. Select Zero Left for the left pressure transducer (low side) or Zero Right for the right pressure transducer(high side)7. Press the ENTER buttonTroubleshootingFor advanced diagnosis contact JB Industries.