Limiting trap current problem on the GCT/GCQM/AutoSpec 5 - WKB124360

SYMPTOMS

• Trap current limiting even after replacing inner source

ENVIRONMENT

• AutoSpec Premier
• AutoSpec Ultima
• GCT Classic
• GCT Premier
• Quattro Micro GC

CAUSE

Loose contacts on the trap circuit

FIX or WORKAROUND

Clean and readjust the outer source contacts (bend towards the inner source) and the contact rails (bend towards the outer source).

ADDITIONAL INFORMATION

See related articles WKB8643, WKB11064, WKB20704, WKB96181, and WKB124362.

See also WKB62609 for conditioning filaments and WKB62805 for tips on increasing their lifetime.