Reference Manual

Draft
Changing the bottle
If you have more than one bottle equipped with cap and dosing head:
1
2
2
1
3
§
Pressure is released.
1 Install the dosing head on the dosing head support of the
bottle.
2 Unplug the air tube by pressing down the ring (1) and
simultaneously pulling out the tube (2).
3 To seal the bottle, insert the pin delivered with the QLL kit
(3) into the air tube connector.
4 Take the new bottle.
5 Connect the air tube to the new bottle.
6 To continue dosing with the new bottle, install the dosing
head.
5.1.5 Using the QL3 pump
Pressure indicator light
The pressure indicator light displays the status of the pump:
• Light on: pressure is building up or pressure is established
• Light off: there is no pressure and no pressure is building up
• Light blinking: pump error and/or warning
Releasing the pressure
§
The pressure indicator light (1) is on.
1
2
− Press the pressure release button (2) to release the
pressure.
ð The status light (1) turns off when pressure is released.
Purging the pump cavity
§
A dosing head is attached to the dosing or liquid module. This dosing head is not connected to any pump.
§
A method Dosing is running on the terminal.
1 Disconnect all tube adapters from the pump.
2 Connect an empty tube adapter to the right-most air outlet of the pump.
ð The pump is trying to build pressure and air flows through the cavity of the pump.
ð The pump cavity has been purged and bottles can be re-connected to the air outlets.
5.2 Using other weighing methods
To use other methods with the balance, move the dosing module to its uppermost position.
For further information, consult the XPR Reference Manual (RM).
u www.mt.com/XPR-analytical-RM
en
Operation 19QLX3 Liquid Module