Thermo Scientific 5030i SHARP, Инструкция по эксплуатации

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Troubleshooting
Troubleshooting Guides
6-2 Model 5030 i SHARP Instruction Manual Thermo Fisher Scientific
Table 6–1. Troubleshooting - General Guide
Malfunction Possible Cause Action
No power Main fuses are blown are
missing Check voltages from power
supply.
Digital electronics defective Check that all boards and
connectors are seated properly.
Replace with spare boards to
isolate the problem.
No automatic filter
change Reel nuts not tight Tighten reel nuts.
No more filter tape Replace with new filter tape.
Filter not properly adhered or
broken Adhere filter tape to take-up reel
and wind over itself once.
Filter tape transport drive
motor defective Replace motor.
Optical tape counter defective Replace optical tape transport
sensor.
Pressure sensor(s)
board do not hold
calibration Valves closed Verify

P valves on rear panel are
in the closed position.
Loose plumbing Verify all plumbing connections.
Pressure board defective Replace pressure printed circuit
board.
Highly variable
concentration Recorder noise Replace or repair recorder and/or
leads.
Sample concentration varying Run Model 5030
i
on a zero filter
– if quiet, there is no malfunction.
Foreign material in optical
bench Clean optical bench.
Digital electronics defective Replace board with a spare
board.
Instrument does not
calibrate properly System leak Find and repair leak.
Pressure or temperture out of
calibration Re-calibrate pressure or
temperature.
Digital electronics defective Replace one board at a time with
a spare board to isolate the
defective board.
Flow Verify

P valves on rear panel are
in the closed position.
Re-calibrate.
Display is off Wrong contrast setting Adjust contrast setting.