Compression check failing on Alliance 2695 Separations Module - WKB2627
Article number: 2627
SYMPTOMS
- Compression check fails
- New seal pack
- New syringe
- Purge injector function performed several times
- Solvent leaking on valve housing
- Restriction missing
ENVIRONMENT
- Alliance HPLC System
- 2695 Separations Module
- 717plus Autosampler
CAUSE
Bad V1 valve (high-pressure valve).
FIX or WORKAROUND
Rebuild V1 valve and/or V2 valve (sold as High Pressure Motorized Valve Rebuild Kit [WAT045424])
OR
Replace the V1 valve and/or V2 valve (sold as High Pressure Motorized Valve Assembly [WAT045438])
ADDITIONAL INFORMATION
Additional troubleshooting can be found here:
WKB15163 Compression Check failure on Alliance 2695EB
WKB11428 Alliance 2695 Compression check fails after new seal pack is installed
WKB31351 Compression check failed on Alliance 2695 Separations Module