Merck Millipore Mobius Chrom 20 System User Manual page 216

216
Component
Base Door
Base Door
Pump
Symptom
Verify that ZS008 is not defective before opening door. Verify
Door could not
that ZS008 is operational, using a metallic tool before starting
be opened
the recipe.
Check valves are all opened and all fittings are mounted correctly.
Verify that a ball is not missing in one of the locks. Each lock
Door could not
should contain three balls.
be opened
Verify that an O-ring is not broken in one of the locks. Replace
O-ring if needed.
Verify that the system is not in critical alarm status.
Flexware The "Unload Flexware
®
Clamshell started, or is on hold, or not at the correct step. Start the
Assembly recipe or wait for the end of the recipes if already started.
could not be
Verify that YA08 is still active. Disconnect the Flexware
removed
Clamshell Assembly from the Base by closing Y501A and
opening Y501B.
Verify that the system is not in critical alarm status.
The "Load Flexware
started, or is on hold, or not at the correct step. Start the
recipe or wait for the end of the recipe if already started.
Flexware
®
Clamshell Verify that the Flexware
Assembly especially on the bottom.
could not be
Verify that the window behind the Flexware
installed
Assembly is correctly installed & closed.
Connector XC009 is defective. Remove the Flexware
Clamshell Assembly and verify the functionality of the
connector XC009 in Manual mode. Close Y501A & open Y501B
Verify that the system is not in critical alarm status.
Verify that the pump is connected correctly to JB01.
Verify that the main circuit breaker in the electrical cabinet is ON.
Pump is not locked because there is no open flowpath. Open
Pump does not
the flowpath.
operate
Verify that there is no alarm on the pump, directly on the
drive. Verify that the temperature is within the operating
temperature range.
Verify that pump signal alarm. If not, connect to
communication port.
Flowmeter is full of liquid, without any air. Prime the flowmeter
before starting a batch at the highest flow rate. Do not prime
in flow control mode, use the speed setpoint for the pump.
Pump flow rate
Pump Head is full of liquid, without any air. Prime the pump
is erratic, or
head before starting a batch at the highest flow rate. Do not
pulsing
prime in flow control mode, use speed setpoint for the pump.
If a magnetic flowmeter is used, verify that there is enough
salt in the buffer to enable a stable reading.
Corrective Action
Clamshell Assembly" recipe has not
®
Clamshell Assembly "recipe has not
®
Clamshell Assembly seat is clean,
®
User Guide
®
Clamshell
®
®