Prominent Solenoid Metering Pump Gamma/ XL NPT2 1612

Ensure all spare parts are available

Install the new vPTFE diaphragm

Valve and Connector Installation

Replace the liquid end diaphragm

Cleaning the Diaphragm Rupture Indicator

Unscrew the diaphragm rupture indicator using an AF 14 open-ended spanner

Clean the diaphragm rupture indicator with suitable liquid, preferably water (polysulphone material)

Testing the Diaphragm Rupture Indicator

Fully immerse the tapered section at the front in water to test

Does the continuous display indicate a diaphragm rupture?

Enter the order number of the diaphragm or spare parts kit

Have protective measures been taken, if necessary?

Is the material safety data sheet for the feed chemical noted?

Is the escape of feed chemical prevented?

Is the system at atmospheric pressure?

Turn the liquid end upside down and allow the feed chemical to run out

Flush out with a suitable medium

Read the safety information and specifications in the 'Storage, Transport and Unpacking' chapter.

Disconnect the pump from the mains power supply.

Ensure the system is at atmospheric pressure before commencing work on hydraulic parts.

Verify the following hydraulic components are secure and leak-tight

Is the flow correct after pressing [Priming]?

Electrical and Structural Integrity Checks

Check the following components for integrity

Safety Information and Specifications

Read the safety information and specifications in the 'Storage, Transport and Unpacking' chapter prior to shipping the pump.

Disconnect the pump from the mains power supply and ensure that it cannot be switched on again by unauthorised persons.

Ensure that the system is at atmospheric pressure before commencing any work on hydraulic parts of the system.

Verify that only original spare parts are used.

Use the correct spare parts kits. Refer to the exploded views and ordering information in the appendix if in doubt.