LAR Process Analysers QuickTOC ultra - Move Pump Tubes (Tube Cassette Pump); Check the Mechanical Backlash of the XY-System

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12E5119 Instruction Manual QuickTOC

ultra

IECEx 183

8 Care and Maintenance

8.5 Perform Care Actions

LAR | PROCESS ANALYSERS AG

8.5.25 Move Pump Tubes (Tube Cassette Pump)

Precondition: - The area fixed in the pump is inelastic.

1. Take the pump cassettes from the pump.

2. Take the tubes from the pump cassettes.

3. Fix the tubes into the pump cassettes at the second, previously unused fixing point between the

colour-coded stoppers.

4. Oil the tubes with a drop of silicone oil (available from LAR) at the points mounted.

5. Insert the pump cassettes into the pump.

8.5.26 Check the mechanical backlash of the XY-System

1. Wrap the needle gallows with one hand (1).

2. Move your hand forward and backward while watching the end of the injection needle.

3. If the injection needle moves more than 1 mm during this inspection, contact LAR Technical

Support (Chapter 15.1 on page 283).

4. If the injection needle does not move, go to the next stept

Fig. 127: Mechanical backslash of the needle gallows

1 Needle Gallows