8-Channel Liquid Ends - BRAND Liquid Handling Station Operator's Manual

6.3 8-channel Liquid Ends

To ensure proper function, the Liquid Ends should be serviced on a regular basis and cleaned
when needed.
Maintenance
1. Detach Liquid End.
2. Check nose cones, pistons and seals for damage and contamination.
3. Test the Liquid Ends for leaks.
For testing, we recommend the BRAND PLT unit. Use only original spare
parts!
Dismantling and cleaning
Cleaning instructions
1. Clean single nose cones, piston and nose cone support bar (these components only)
with a mild soap solution or isopropanol. Then rinse with distilled water.
2. Allow parts to dry at max. 120 °C and cool down completely. Residual moisture in the
nose cones may result in a loss of accuracy.
3. Lubricate pistons with a very thin coating of the silicone grease supplied. For the central
guide rod only use the recommended flourstatic grease!
Removing nose cones and seals for cleaning and replacement
1. Detach Liquid End
2. Pull the housing of the Liquid End off
To do this, turn both closures of the housing cover 90°
(e.g., using a coin) and pull off the housing.
3. Unscrew the shaft
3.1 Slide the mounting tool onto the nose cone.
3.2 Unscrew the nose cone.
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