18 Maintenance and Inspection
18.8
18.
301
GC-2010 Plus
18.8
Inspection and Maintenance: Flow Controller
Three areas in the flow controller should be inspected: the molecurar sieve filter and two traps
(PURGE and SPLIT) in case of split/speitless. And two areas should be inspected in case of WBI.
Fig. 18.8.1 Filter locations (split/splitless)
Fig. 18.8.2 Filter locations (WBI)
Part name Part No. Reference No.
Molecular sieve filter 221-34121-94
Trap (PURGE) 221-42559-92
Trap (SPLIT) 221-42559-92
1
CARRIER
PURGE
Injection port
2
SPLIT
3
Column oven
Capillary column
Carrier gas
IN
PURGE
OUT
SPLIT
OUT
CC PP
S
Injection port
Column oven
Capillary column
1
CARRIER
Carrier gas
IN
CC
PURGE
2
PURGE
OUT
CPP