Shimadzu LC-40D XR CL User Manual

4.8 Replacing the Check Valve
Check valves are attached to the left and right pump heads. The following section will
explain the method for Inspection (Replacing) of the check valves.
Inspection (Replacing) of the check valves on the left side are also the same procedure.
Necessary tools
Part Name Quantity Part No.
Wrench (8 mm and 10 mm) 2 086-03002
Necessary parts
Target Model Part Name Part Type Part No.
LC-40D X3 CL
Inlet check valve ASSY
Consumable
parts
228-52964-42
LC-40D XR CL 228-48249-96
LC-40D XR CL Inlet check valve ASSY, 2 pieces 228-48249-97
LC-40D X3 CL
Outlet Check Valve ASSY
228-53334-96
LC-40D XR CL 228-45705-43
1
Check the pumping stability.
LC-40D CL Series Instruction Manual "3.6.4 Validation Support Information Group
(VALIDATION)/Checking the pulse《PULSE CHECK》 "
If the result of the system check is "Pass", it is considered normal.
If the result of the system check is "Fail", "4.6 Rinsing the Check Valve" P.107 . If the
pumping (pressure) is still unstable, "4.7 Performing an Ultrasonic Cleaning of the Check
Valve" P.110, and then check the pumping stability again. If the result of the system
check is "Fail", proceed to the following procedure.
2
Remove the check valve and install a new one by following the instructions in
Step 2 of "4.7 Performing an Ultrasonic Cleaning of the Check Valve" P.110.
3
Attach the SUS pipe and inlet tube by following the instructions in
"Installing
the pump head" P.89.
4
Turn the drain valve counterclockwise to open it.
5
Press [Enter] once.
The cursor blinks at the [FLOW] input position.
6
Press [2], [. ], [0], and [Enter].
[FLOW] is set to "2.0000" and confirmed.
112
LC-40D X3 CL LC-40D XR CL
4 Maintenance

Shimadzu LC-40D XR CL Specifications

General

Brand	Shimadzu
Model	LC-40D XR CL
Category	Laboratory Equipment
Language	English