YOKOGAWA GC8000 K9034FF Valve Seat
(1) Always observe the instructions in this manual when replacing parts.
(2) When disconnecting pipes, do not allow any oil or moisture to get inside the pipes.
(3) When cleaning inside of a pipe, do not use any solvent containing non-volatile impurities, asthey will contaminate inside of the pipe and will prevent normal analysis. This contaminationmight necessitate parts replacement to restore the system to normal.When the pipes need to be cleaned, use highly-pure acetone.
(4) After replacing piping parts, always perform leak tests.
This section shows the replacement procedures for the maintenance (replacement) parts that areused in the following sections of GC8000.
1. Protection system
2. Electronics section
3. Pressure and flow control section
4. Oven (isothermal, programmed-temperature)
5. Sample processing section (GCSMP)
(6) Set the pressure of the regulator to 350 – 450 kPa, and check that the low internal pressurealarm is deactivated.
(7) After purging each isothermal oven is completed (9±2.5 minutes), power is supplied to eachoven. Turn on the heater for the oven.
(8) After the temperature of the isothermal oven becomes stable, set the pressure of theregulator back to the value checked at step (5).
(9) Check that low internal pressure alarms are not issued, and then put the cover of thepressure controller back in place.
S9109VK
A1546EF
S9528VK
S9504VK
A1327EF
S9064UD （HHR-07F3A3）
S9129FA（HHR-11F2G2）
S9185FA
S9400UK（HHR-30HF5G1）
S9548FA（HHR-21AHF2A1）
S9765UK（HHR-07F4G） 4）
HHR-11F2G2
S9883FA
S9049FE
S9450FE
ANB10D-425/CU2N
ANB10D-425 /CU2T
ANB10D-426/CU2N
ANB10D-426/CU2T
ANB10D-427/CU2N
ANB10D-427/CU2T
CP451-10
CP451-50
CP461-50
CP461-51
PW482-10
PW482-50
SB401-10
SB401-50
SB4 01-53
EB401 -10
EB401-50
EB401-51
ANT502-53
EC401-10
EC401-50
EC402-50
AAI141-H00
AAI141-H50
AAI141-S50
AAI141-S53
AAI143-S50
AAI143-S53
AAI143-H50
AAI143-H53
AAV1 41-S50
AAV141-S53
AAV144-S50
AAV144-S53
AAI135-S50
AAI135-S53
AAI135-H50
AAI135-H53
AAI543-S50
AAI543-S53
AAI543-H50
AAI543-H53
AAI841-S50
AAI841-S53
AAI841-H50
AAI841- H53
AAI835-S50
AAI835-S53
AAI835- H50
AAI835-H53
AAP135-S50
AAT141-S50
AAT145-S50
ADV151-P50
ADV151-P53
ADV151-P60
ADV151-P63
ADV551-P60
ADV551-P63
ADV551-P50
ADV551-P53
ALR111-S50
ALR1 11-S51
ALR121-S50
ALR121-S51
ALR121 -S50
ALR121-S51
AEA4D-05
AEA4D-06
SNB10D-425/CU2N
SNB10D-425/CU2T
SAI143-S53
SAI143-S63
SAI143-H53
SAI143-H63
SDV144-S53
SDV144-S63
SEC402-51
SEC402-51
SCP451-51
SPW482- 53
NFCP100-S05
NFCP100-S00
NFSB100-S50
NFAI135-S50
NFAI135-H50
NFAI141-H50
NFAI143-H50
NFAV141-S50
NFAV144-S50
NFAF135-S50
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