9-23
115-056332-00
Air supply inlet assembly
(0635/DISS/electronic pressure monitoring)
DISS/electronic pressure
monitoring
9.2.23 Remove Backup Gas Source Inlet Port Assembly
1. Remove the service door and rear cover plate.
2. Disconnect the pipeline connected with the backup gas source inlet port assembly.
3. Unscrew the four (4) screws fixing the metal plate of backup gas source, and remove the
backup gas source assembly.
4. Unscrew the two (2) screws fixing each gas source inlet port assembly to remove one
backup gas source inlet port assembly.
Refer to the following table for backup oxygen/pipe negative pressure inlet assemblies and
cylinder inlet assemblies:
P/N Description Application
115-034706-01
Backup oxygen supply assembly (0615/umbrella
valve)
Backup oxygen/without
electronic pressure
monitoring
115-030793-01
Backup oxygen inlet assembly
(NIST/0625/umbrella valve)
Backup oxygen\with
electronic pressure
monitoring
115-004519-01 O
2
gas supply inlet assembly (with cylinder) NIST/with cylinder
115-004520-01 N
2
O gas supply inlet assembly (with cylinder) NIST/with cylinder
115-004558-01 O
2
gas supply inlet assembly (DISS/with cylinder) DISS/with cylinder
115-004559-01
N
2
O gas supply inlet assembly (DISS/with
cylinder) DISS/with cylinder