LAR Process Analysers QuickTOC ultra - Clean Canisters; Clean Supply Tubes; Clean Inlet and Drain Tubes; Clean Teflon Tube (Reactor Foot)

12E5119 Instruction Manual QuickTOC
®
ultra
IECEx 173
8 Care and Maintenance
8.5 Perform Care Actions
LAR | PROCESS ANALYSERS AG
8.5.4 Clean Canisters
Precondition: - Canister is contaminated.
1. Pull the tube from the canister.
2. Dispose of the remaining solution in the canister in an environmentally responsible way.
3. Fill commercially available cleaning or rinsing agent into the canister with 2 litres of warm water.
4. Keep the canister (with water in it) closed for about 1 minute.
5. Use a bottle brush if the contamination level is high.
6. Drain the canister.
7. Rinse out the canister using at least 1 litre of deionised water.
8. Prepare the right solution for your measurement method (Chapter 6.1 from page 79).
9. Fill the canister with the new solution.
10. Put the canister back into the reagent cabinet or circulation air conditioner (optional).
11. Insert the tube back into the canister down to the bottom.
8.5.5 Clean Supply Tubes
Precondition: - Supply tube is slightly contaminated.
1. Pull the tube for cleaning from the canister.
2. Undo the tube connector of the tube to be replaced in the analyser.
3. Pull the tube to be cleaned out of the analyser and from the reagent cabinet or circulation air
conditioner.
4. Clean the tube.
5. Guide the cleaned tube into the analyser and into the reagent cabinet or circulation air conditioner.
6. Attach the tube at the tube connector in the analyser.
7. Insert the new tube back into the canister down to the bottom.
8.5.6 Clean Inlet and Drain Tubes
Precondition: - Inlet and/or drain tube are/is slightly contaminated.
1. Undo the tube connectors of the tube to be cleaned.
2. Pull the tube out of the analyser.
3. Clean the tube
4. Guide the cleaned tube into the analyser.
5. Secure the tube at the tube connectors.
8.5.7 Clean Teflon Tube (Reactor Foot)
Precondition: - Teflon tube is slightly contaminated.
1. Remove the ventilation grid on the bottom side of the analyser by pulling it forward with your
hands.
2. Undo the screws of the second bottom grid behind it and detach it. Now the reactor foot is visible.
3. Unscrew the four black spacer bolts (there are two for the high salt option).
4. Unscrew the three screws from the seating of the reactor foot.
5. Undo the screwed insert with teflon tube from the reactor foot seat.
6. Clean the tube.
7. Fit the tube back on the reactor seat.