Teledyne HPM 4/6 Marine Instruments User Manual


 
Manual: 153-082010_HPM 4-6 Vacuum Gauge Page 8 of 12
c. Pressure under range “-0.00 to -0.05” (negative display values) indicating that the
instrument requires low-pressure adjustment. Refer to Section 4.
3. Always place slide switch to the off position when not in use. This will help prolong the life of
the battery.