Compression check failing on Alliance 2695 Separations Module (high pressure valve needs to be rebuilt) - WKB2627
Article number: 2627
SYMPTOMS
- Compression check fails
- New seal pack
- New syringe
- Purge injector several times
- Solvent leaking on valve housing
- Restriction missing
ENVIRONMENT
- Alliance HPLC System
- 2695 Separations Module
- 717plus Autosampler
CAUSE
V1 and/or V2 valve (high-pressure valve) needs to be rebuilt
FIX or WORKAROUND
Rebuild V1 valve and/or V2 valve (High Pressure Motorized Valve Rebuild Kit [WAT045424])
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