Crystal T-1-CPF Hydraulic Comparator Manual de usuario descargar pdf (Pagina 13)

Operation and Maintenance  11

Type T Pump Operation Manual

12 Slowly pump two and one-half strokes, positioning the pump lever at approximately 45 degrees, halfway through its stroke.

13 Allow system uid to ow out of the high pressure check valve, ushing entrapped air.

14 Examine the port for air bubbles which may adhere to the threads or parts.

Note: If air bubbles are present, repeat steps 12 through 14 until no more air bubbles appear.

15 Replace the high pressure/low volume check valve plug and tighten partially.

16 Use slight pressure on the hand lever to push system uid past the high pressure/low volume check valve plug to ensure complete purging of the

valve port.

Tighten the high pressure/low volume check valve plug.

18 Operate the pump handle until pumping becomes dicult.

19 Raise the pump handle.

20 Push in the valve rod selector to the high pressure/low volume position.

21 Resume pumping to verify the pump is operating properly.

Note: If the high pressure/low volume setting does not operate properly, there is more air trapped in the high pressure/low volume check valve. The priming

procedure must be repeated.

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Crystal T-1-CPF Hydraulic Comparator Manual de usuario Pagina 13

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