Agilent Technologies 1290 Infinity User Manual page 152

3
LC Injector HTC/HTS Description and Installation
Troubleshooting
Special Considerations for Troubleshooting
Tubing Connections
Special attention must be paid to all tubing connections. Common mistakes in
routine practice are:
• Nut and ferrule not connected leak tight
• Pilot distance incorrect
• Tube not cut square
• Wrong type of ferrule or nut used
• Air bubbles trapped
Figure 71
Disregarding these basic rules described below will lead to:
• Dead volume
• Peak deformation or peak splitting
• Carry-over effects
• Decreased resolution of the tubing between column and detector
152
Definition of Terms for Tubing Connections
Agilent 1290 Infinity LC Injectors HTC/HTS User Manual