LAR Process Analysers QuickTOC ultra - Perform Maintenance Actions; Replace Supply Tubes; Replace Inlet and Drain Tubes; Replace Teflon Tube (Reactor Foot)

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186 Instruction Manual QuickTOC

ultra

IECEx 12E5119

8 Care and Maintenance

8.7 Perform Maintenance Actions LAR | PROCESS ANALYSERS AG

8.7 Perform Maintenance Actions

If test criteria are not observed during visual inspections, service and/or maintenance actions must be

performed. Below are the instructions for the maintenance work.

Procedure for maintenance actions:

1. Always stop measurement mode before carrying out maintenance work.

2. Take a maintenance log (if necessary copy from Chapter 13.4 on page 269).

3. Follow the instructions below for maintenance work for individual components.

4. Document in the maintenance log the actions taken.

5. Conclude documentation of the log once the maintenance actions are performed.

6. Perform the function tests (Chapter 8.8 from page 200).

7. Once the maintenance actions are concluded, start measurement mode.

8.7.1 Replace Supply Tubes

Precondition: - Supply tubes are contaminated.

1. Pull the tube to be replaced from the canister.

2. Undo the tube connector of the tube to be replaced in the analyser.

3. Pull the tube to be replaced from the analyser and optionally from the reagent cabinet or circulation

air conditioner.

4. Guide the new tube into the analyser and optionally into the reagent cabinet or circulation air

conditioner.

5. Attach the new tube at the tube connector in the analyser.

6. Insert the new tube back into the canister down to the bottom.

8.7.2 Replace Inlet and Drain Tubes

Precondition: - Inlet and/or Drain tubes are/is contaminated.

1. Undo the tube connector of the tube to be replaced in the analyser.

2. Pull the tube to be replaced from the analyser.

3. Guide the new tube into the analyser.

4. Attach the new tube at the tube connector in the analyser.

8.7.3 Replace Teflon Tube (Reactor Foot)

Precondition: - Teflon tube is highly contaminated or damaged.

Danger

Risk of injuries due to moving parts

During operation parts of the analyser move.

For all measures, switch the analyser to offline operation with the red button

before accessing the analyser.

Notice

After completion of the care and / or maintenance measures, some functional

tests such as the test run is carried out before the measuring operation can be

restarted(siehe Chapter 8.8 on page 200).