GE Aespire 7100 Technical Reference Manual page 379

广
•
Key to Numbered
Com阴nents
Nole: Current production
machines do not include
a secondary regulaωr
(18) in the Air f1 0whead
module.
Key to
Sy
mbols
Rgure 11 -4 • Pneumatic circuit diagram
Ml110140ω:/07
1. Pipeline
pre臼ure
gauge
2. Pipeline inlet
3.
Cy
linder pre臼ure gauge
4. 句linderinlet
•
5. Primary regulator (cylinder pressure)
6. High-pressure relief valve (758 kPa j 110 psi)*
7. Supply connections for the ventilator
a. 02 drive gas
b. Air drive gas
8. System switch
9. Switch for low 02 supply
pre臼ure
alarm (used with the ventilator)
10. O 2 secondary
regulaωr(207
kPa
j
30 psi)*
11. O 2 f1 0w control valve
12. O 2
f1
0w tube(s)
13. O 2
f1
ush and
auxiliary 由owmeter
regulator (241 kPa / 35 psi)*
14. O 2 Aush
a. Aush valve
b. Pressure switch (used with the ventilator)
15. N 2 0 balance regulator
16. N 2 0 flow control valve
17. N 2 0
f1
0w tube(s)
18. Air secondary regulator (207 kPa
j
30 psi)*
19. Airflow control valve
20. Airflow tube(s)
21. Supply connection for Venturi suction
a. O 2 drive gas
b. Air drive gas
22. Vaporizer port valve
23. Vaporizer
24. Low-pressure reliefvalve (38 kPa
j
5.5 psi)*
25. Auxiliary f1 0wmeter (optional)
26. ToABS
27. ToACGO
28. Test port(primary regulator)
29. Test port (secondaryjbalance
regulaω。
* Approximate values
时>+-<
Pneumatic Connection
φ Filter
1>
Direction of Aow
-&
Check Valve