Sumitomo SRDK Series - FLOW B

OPERATION MANUAL Sumitomo Heavy Industries, Ltd.
SRDK Series CRYOCOOLER 53
6 TROUBLE SHOOTING FLOW CHART
FLOW B
System stopped during
normal operation
Cryocooler need to be rapaired
(Contact to SHI)
Check the input power cable
connection
Correct the error(s)
< 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
Normal
Abnormal
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
The Compressor Unit stoped with
the Main Power Switch tripped
and Drive Switch "ON"
Cryocooler will not started
Check the input
power cable connection
(No connection,
Reverse phase, etc.)
Correct the error(s)
Abnormal
Normal
< For CSW-71D >
Check the input power voltage
and frequency setting of
the Compressor Unit
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 fuses of
the Compressor Unit
Abnormal
Replace the fuse(s)
Normal
Compressor Unit need to be rapaired
(Contact to SHI)
< For CSW-71C,D >
Check the Remort Drive Switch
position
EXT
In case the remort operation
does not required, awitch to
"INT" position.
Remort operation
with external terminal
Check the customer's
remort circuit
(Over current caused by
short circuit, etc.)
Normal
Abnormal
Correct the error(s)
INT
Normal
Reference;
Operation Manual
Section 4-1-3, 4-1-4
Compressor Unit
Technical Insuruction
Section 2-2
Reference;
Operation Manual
Section 4-1-3, 4-1-4
Compressor Unit
Technical Insuruction
Section 2-2
Reference;
Compressor Unit
Technical Insuruction
Section 3-2
Reference;
Compressor Unit
Technical Insuruction
Section 3-2
Reference;
Compressor Unit
Technical Insuruction
Section 1-1, 2-2
Reference;
Compressor Unit
Technical Insuruction
Section 1-1, 2-2
Reference;
CSW-71D
Technical Insuruction
Section 2-2
Reference;
CSW-71D
Technical Insuruction
Section 2-2
Reference;
Compressor Unit
Technical Insuruction
Section 1-3-2
Compressor Unit need to be rapaired
(Contact to SHI)
not use
Reference;
Compressor Unit
Technical Insuruction
Section 1-3-2
In case the Compressor Unit stopped by high
temperature, it takes from 20 to 60 minutes for
thermostat reset and Compressor Unit recovery.
use