Ametek T-900 Series Operation Manual page 12

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CAUTION: Never actuate the shuttle valve while the hand pump is under pressure or vacuum. Actuate the shuttle valve only when the pump is
vented.
Apply Pressure or Vacuum

1 Verify that the vent valve is open.
2 For positive pressure, turn the fine adjustment knob to the full, counter-clockwise position. For vacuum, turn the fine adjustment knob to the full, clockwise
position.
3 Zero your reference indicator.
4 Close the vent valve.
To apply pressure...
Operating and Safety Instructions
T-900 Series Pump Operation Manual