Human HumaStar 600, User Manual

Page: 123 / 132

troubleSHootInG
119
9 TROUBLESHOOTING
Instrument related problems can be classified into three groups:
1. Operation malfunctions with visual, acoustic or printed warnings.
2. Visible faults or problems.
3. Measurement inconsistencies (for example: GOT method with high disper-
sion).
9.1 Messages and Warnings
Self-explanatory messages are not included in the present listing.
Message Cause Action
Change reaction
cuvettes. All 160 cuvettes are dirty. Replace reaction cuvettes.
Front / Back syringe
exceeded. Preset limit is surpassed. Replace at the earliest op-
portunity.
Front / Back pump
turns exceeded Preset limit is surpassed. Replace at the earliest op-
portunity.
There is no enough
cleaning solution.
Cleaning or rinsing
solutions are missing. Replace required System
Wash Solution.
9.2 Visible faults
9.2.1 GENERAL FAULTS
Symptom Corrective Action
Drops on probe tip after dis-
pensing Verify hydraulic system in accordance to user’s
manual.
Clean probe tip by submerging in Solution 1 for
5 minutes.
Drops on tip after wash cycle. Verify hydraulic system for leaks or obstructions.
Abnormal noises. Defective fans.
Moving parts blocked or frozen.
Contact Technical Support.
TABLE 20
TABLE 21