Hach-Lange AMTAX inter2 Basic User Manual - Manual (Page 119)

English 119
During a cuvette change, perform the following work procedures with
care (!)!
Measurement ranges 20 mg / 80 mg
1. Press one of the function keys F1–F4 for seconds and select the
[+SERVICE] menu.
2. Pull off the hoses coupled with quick connectors.
3. Take out the cuvette upward at centering pin.
4. After the installation of a new cuvette, start a calibration procedure
with [CALIBRATE].
Measurement range 2 mg
1. Press one of the function keys F1–F4 for three seconds and select
the [+SERVICE] menu.
2. Pull off the hoses coupled with quick connectors from the cuvette.
3. Loosen the knurled screws of the halogen lamp and remove
halogen lamp – Caution: hot!
4. Unscrew the cuvettes/optics block and remove the cuvette cover.
5. The cuvette can now be carefully removed together with the two
sponge rubbers.
6. After the installation of a new cuvette, start a calibration procedure
with [CALIBRATE].
General maintenance
Cleaning of the device
Clean the device with a soft, damp cloth. For stubborn contamination,
you can use a standard cleaning agent.
Maintenance
The manufacturer recommends the conclusion of an inspection contract.
This contract extends the warranty periods to five years and guarantees
the takeover of all inspections and repair work by qualified specialist
personnel. Furthermore, experiences and improvements flow constantly
into the devices and can be used by the user.
Maintenance schedule
A maintenance schedule belongs to the scope of delivery of each
device. To observe the maintenance tasks and inspections
unconditionally necessary for complex analysis machines, in this
schedule, the following reagent change / maintenance tasks /
inspections are acknowledged and the next respective due date entered.
REPAIR SCHEDULE AMTAX inter 2
Number: Correction Factor:
Commissioning on: by:
Inspection and repair within the
inspection contract Maintenance work by the user
Every 12 months
Replacement
Connection hoses
Null solution
Standard solution
for measurement
range
20 mg / 80 mg
Pump
cassettes
Every 6 months
Replacement
Sample dosing
hose
Reagent dosing
hoses
onward
Halogen lamp
Cleaning solution
Check
Signal level
Electronics
Cleaning
Optics
Every 3 months
Cleaning
Glass parts
Replacement
Valve hoses
Sample dosing
hose onward
Standard solution
for measurement
range 2 mg
Every 4–8 weeks
Replacement
Reagents A, B
Check
Stirrer vessel
Overflow vessel
Sample feed and
sample drain
hoses