N O T I C E; Maintenance Menu - Hach TitraLab AT1102 Basic User Manual

Do not disassemble the instrument for maintenance. If the internal components must be cleaned or repaired,
contact the manufacturer.
Clean the instrument
Never use flammable or corrosive solvents to clean any part of the instrument. Use of these solvents can degrade
the environmental protection of the instrument and may void the warranty.
Clean the exterior surface with a moist cloth or with a mixture of water and mild detergent. Dry with a
soft cloth.
Clean the sensor
Refer to the documentation delivered with the sensor.

Maintenance menu

Select Maintenance from the main menu.
Syringe activation
Do a check of the syringe. Make sure the syringe fills and empties correctly.
1. From the maintenance menu, push Syringe activation.
Option Description
Fill Fills the syringe with titrant solution. The process stops automatically when the syringe is
full.
Empty to bottle Discards the contents of the syringe into the titrant bottle.
Empty to beaker Discards the contents of the syringe into the beaker. Make sure that the tube from the
outlet port of the syringe is inside the beaker.
Stop Stops the operation.
2. If a second syringe is installed, push Toggle to change to the second syringe.
Syringe replacement
To replace the syringe, select Syringe replacement from the maintenance menu. Obey the
instructions on the display. Refer to
Pump activation
This option only applies to instruments with pumps installed. Do a check of the pump. Make sure the
pump fills and empties correctly.
1. From the maintenance menu, push Pump activation.
Option Description
Start Starts the pump. The reagent is pumped through the tubes into the beaker. Make sure that the tube
from the outlet port of the pump is in the beaker.
Stop Stops the operation.
2. If more than one pump is installed, push Toggle to change to another pump.
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Install the syringe on page 9.