Sumitomo SRDK Series - FLOW A

OPERATION MANUAL Sumitomo Heavy Industries, Ltd.
SRDK Series CRYOCOOLER 52
6 TROUBLE SHOOTING FLOW CHART
FLOW A
In case the Compressor Unit stopped by high
temperature, it takes from 20 to 60 minutes for
thermostat reset and Compressor Unit recovery.
System stopped during
normal operation
Normal
Check the Filling pressure Abnormal
Adjust the filling pressure
The Compressor Unit stoped with
the Main Power Switch "ON"
and Drive Switch "ON"
Check the input power cable
connection
Correct the error(s)
Abnormal
Check the fuses of
the Compressor Unit
Abnormal
Replace the fuse(s)
Normal
< For CSA-71A >
Check the air flow space of
the Compressor Unit
Abnormal
Ensure the enough space
Normal
< For CSW-71C,D >
Check the cooling water
(temp., flow rate, etc.)
Abnormal
Correct the error(s)
Check the ambient temperature Abnormal
Control the circumstance
to the specified temperature
Normal
Normal
Cold Head need to be rapaired
(Contact to SHI)
< For CSW-71D >
Check the input power voltage
and frequency setting of
the Compressor Unit
Normal
Abnormal
Adjust the voltage setting
Check the user's power source
(Fuse(s), circuit breakers,
capacity and circuit wiring)
Abnormal
Correct the error(s)
Normal
Check the leakage of
the flex line connections
Abnormal
Correct the error(s)
then
Adjust the filling pressure
Normal
Reference;
Compressor Unit
Technical Insuruction
Section 1-1
Reference;
Operation Manual
Section 4-1-1
Reference;
Operation Manual
Section 4-2
Reference;
Compressor Unit
Technical Insuruction
Section 1-1
Reference;
Operation Manual
Section 4-1-1, 5-4
Reference;
Operation Manual
Section 4-1-1, 5-4
Reference;
CSA-71A
Technical Insuruction
Section 2-1
Reference;
CSA-71A
Technical Insuruction
Section 2-1
Normal
Normal
< For CSA-71A >
Check the dust of
heat exchanger
Abnormal
Clean the heat exchanger
Reference;
CSA-71A
Technical Insuruction
Section 3-1-2
Reference;
CSA-71A
Technical Insuruction
Section 3-1-2
Reference;
CSW-71C, CSW-71D
Technical Insuruction
Section 1-1
Reference;
CSW-71C, CSW-71D
Technical Insuruction
Section 1-1
Reference;
Compressor Unit
Technical Insuruction
Section 3-2
Reference;
Compressor Unit
Technical Insuruction
Section 3-2
Reference;
Compressor Unit
Technical Insuruction
Section 2-2
Reference;
Compressor Unit
Technical Insuruction
Section 2-2
Reference;
CSW-71D
Technical Insuruction
Section 2-2
Reference;
CSW-71D
Technical Insuruction
Section 2-2
Reference;
Compressor Unit
Technical Insuruction
Section 1-1, 2-2
Reference;
Compressor Unit
Technical Insuruction
Section 1-1, 2-2