Baseline-systems BHM Series Hydrometer Manual do Utilizador descarregar pdf (Página 22)

22 • Hydrometers Operation and Maintenance Manual

Troubleshooting, Cont.

I. Excess or Insufcient Output Pressure

• Inspect the control hoses, connectors, shuttle valves and

adapters. Replace as necessary.

• Rotate the adjustment screw atop of the pilot valve. Rotate

clockwise to increase pressure or counterclockwise to reduce

pressure as necessary.

• Remove and clean the nger strainer. Replace if necessary.

• If this fails to balance the pressure, try the following procedure:

- Unscrew and remove the throttle housing (12) at the

bottom of the pilot valve.

- Remove the throttle pin (14) from inside the housing.

- Wrap the throttle pin (14) with Teon tape and re-insert

it into the housing.

- Re-insert and tighten the throttle housing into the pilot

• Replace the pilot valve.

J. Excess or Insufcient Input Pressure

• Inspect the control hoses, connectors, shuttle valves and adapters. Tighten and replace as

necessary.

• Remove and clean the nger strainer. Replace if necessary.

• Repair or replace the pilot valve.

K. Excess or Insufcient Flow Rate

• Inspect the control hoses, connectors, shuttle valves and

adapters.

• Tighten and replace as necessary.

• Rotate the adjustment screw on the top of the pilot valve.

Rotate clockwise to increase ow rate or counterclockwise

to reduce the ow rate as necessary.

• Clean and check the orice and gaskets. Replace as

necessary.

• Remove and clean the nger strainer. Replace if necessary.

• If this fails to balance the pressure, try the following

procedure:

- Unscrew and remove the throttle housing (12) at the

bottom of the pilot valve.

- Remove the throttle pin (14) from inside the

housing.

- Wrap the throttle pin (14) with Teon tape and

re-insert it into the pilot valve.

• Replace the pilot valve.

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Baseline-systems BHM Series Hydrometer Manual do Utilizador Página 22