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Aquestia DOROT S100 AL Installation Operation & Maintenance

Altitude pilot control valve (al)

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DOROT.AL.2W.IOM.EN.0324
Installation, Operation & Maintenance
Altitude Pilot Control Valve (AL)
Level Control Using CXAL Pilot
Applicable Series:
1.
Function Description
Dorot Altitude Pilot Control Valve (' AL') is an automatic, pilot controlled, level-control valve, activated
by the pressure of the pipeline. The main valve is controlled by a highly sensitive pilot, located
outside the tank. The pilot opens or closes the valve in response to the static pressure of the water.
2.
Technical Features
-
Media: Water; natural, non-aggressive fluids
-
Pressure rating: PN16 or PN25 (250psi or 360 psi) per specific valve-model
-
Temp. range:
-
Flow velocity for continuous operation: 0.05 – 5.5 m/sec (0.3 – 18 ft/sec)
Max. flow velocity for intermittent operation: 8 m/sec (26 ft/sec)
Notes:
-
In case the designed/actual operating conditions are not suitable for the above defined standard
features, please contact Aquestia Applications-Engineering.
-
Refer to specific valve model publications for further details.
3.
Safety Guidelines
-
Injury or damage to the system/surroundings may occur if installation, commissioning, operation or
maintenance instructions are not followed correctly, or if applicable codes of practice and
regulations are ignored.
-
Dorot valves are designed for use in fresh water-systems. Please consult Aquestia Applications-
Engineering in case other media is to be used.
-
Be sure to depressurize the valve, prior to any disassembly of valve or control-trim parts.
-
Electrical works (e.g. connection of solenoid-valves, limit-switches etc.), must be executed by a
certified electrician.
-
Errors in the layout-design, installation or operation may affect valve performance and may be a risk
to the system and operators/users. Please note, the system layout, installation and commissioning of
valves is the responsibility of the system designer, installer and/or user.
-
In any case of doubt and prior to taking any further action, please contact Aquestia representative
for assistance.
Altitude Pilot Control Valve (AL)
S300, S100
S300: 2 – 80ᵒC (35 - 176ᵒF)
S100: 2 – 60ᵒC (35 - 140ᵒF)
Sizes:
1 1/2" - 40" / 40 - 1000mm

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Summary of Contents for Aquestia DOROT S100 AL

  • Page 1 Please note, the system layout, installation and commissioning of valves is the responsibility of the system designer, installer and/or user. In any case of doubt and prior to taking any further action, please contact Aquestia representative for assistance.
  • Page 2: Installation

    DOROT.AL.2W.IOM.EN.0324 Installation, Operation & Maintenance Altitude Pilot Control Valve (AL) Installation 30-AL The valve can be installed in any position, although installation with the bonnet facing up is recommended for ease of maintenance. b. Flow direction should match the engraved arrow on the bonnet. For maintenance considerations, it is recommended that manual isolation-valves (gate or butterfly) are installed, both sides with a strainer between the upstream isolation-valve and the valve inlet (as shown in the diagram above).
  • Page 3 DOROT.AL.2W.IOM.EN.0324 Installation, Operation & Maintenance Altitude Pilot Control Valve (AL) Control-trim Design 1 1/2”- 14” - Main Parts To TANK a. High-sensitivity, hydrostatic pressure-control pilot valve, model CXAL 7m X ⅜" b. Isolation ball valve ⅜" c. Control filter ⅜" ⅜"...
  • Page 4 DOROT.AL.2W.IOM.EN.0324 Installation, Operation & Maintenance Altitude Pilot Control Valve (AL) Commissioning & Adjustment Adjustment a. Turn adjusting bolt [a1] of the pilot [a] counterclockwise, all the way. b. Close downstream ball valve [b2] and open valves [b1, b3]. c. Open upstream isolation valve [A] (refer to 4. Installation diagram). d.
  • Page 5: Troubleshooting

    (water flow from the pilot valve bonnet) Aquestia Ltd. reserves the right to make product changes without prior notice. To ensure receiving updated information on parts specifications, please contact us at info@aquestia.com. Aquestia Ltd. shall not be held liable for any errors. All rights reserved.

This manual is also suitable for:

Dorot s300l alDorot s300 al