Valve Fuse - Agilent Technologies 1100 Series Reference Manual

Probable Causes
Suggested Actions
Troubleshooting and Test Functions

Valve Fuse

Valve Fuse
Valve Fuse 0: Channels A and B
Valve Fuse 1: Channels C and D
The gradient valve in the quaternary pump has drawn excessive current
causing the electronic fuse to open.
• Defective gradient valve.
• Defective connection cable (front panel to LPM board).
• Defective LPM board.
❏ Restart the quaternary pump. If the error message appears again, exchange
the gradient valve.
❏ Exchange the connection cable.
❏ Exchange the LPM board.
66