8
Maintenance
Maintenance Schedule
62 TSQ Endura and TSQ Quantiva Hardware Manual Thermo Scientific
Maintenance Schedule
Tabl e 10 lists the maintenance procedures and their recommended frequency.
For instructions about maintaining the LC modules, refer to that instrument’s manual.
Table 10. Mass spectrometer maintenance procedures and frequency
MS component Procedure Recommended frequency Reference
API source Flush (clean) the sample transfer
line, sample tube, and spray insert.
Daily page 58
Clean the API source housing.
As needed
page 65
Clean the APPI fan filter.
Ion Max NG and
EASY-Max NG
Ion Sources User
Guide
Replace the APPI lamp.
Replace the H-ESI needle insert. If the metal needle is obstructed
Replace the APCI fused-silica
tubing.
If the tubing is obstructed
API source interface Clean the ion sweep cone and spray
cone.
Daily, or more often depending on
analytical conditions
page 66
Remove and clean the ion transfer
tube.
Weekly, or if the ion transfer tube
bore is contaminated or
obstructed
Replace the ion transfer tube. If the bore becomes corroded or
blocked
Clean the exit lens or RF lens. As needed, depending on
analytical conditions
Clean MP00 RF lens and lens L0. As needed, depending on
analytical conditions
Clean quadrupole Q00 During skimmer and tube lens
cleaning
Forepump (each) Purge (decontaminate) the oil and
check for leaks.
Daily
Manufacturer’s
manual
Add oil. As needed, based on oil level
Change the oil. Every 12 months of typical use, or
if the oil is cloudy or discolored
Cooling fans Clean the air filter. Every 4 months page 76
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