Carrier 69NT40-489-100 Series - Compressor Section; Figure 3. Compressor Section

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2.1.4 Compressor Section
The compressor section includes the compressor (with
high pressure switch), power cable storage
compartment, and autotransformer
This section also contains the suction modulation valve,
modulating valve stepper motor drive, discharge
pressure regulator valve and discharge/suction
pressure transducers.
The supply temperature sensor, supply recorder sensor
and ambient sensor are located at the right side of the
compressor.
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2
3
4
5
6
7
8
9
13
16
17
18
19
20
23
21
22
12
15
14
1. Power Autotransformer
2. Power Cables and Plug
3. Compressor Sight Glass View Port
4. Compressor Guard
5. Supply Temperature Sensor
6. Supply Recorder Sensor
7. Ambient Sensor
8. Discharge Service Valve
9. Discharge Temperature Sensor
10. Discharge Pressure Regulator Valve
11. Quench Valve Temperature Bulb
12. Suction Temperature Sensor
13. Stepper Motor Drive (for item 17)
14. Emergency Bypass Module (for item 17)
15. Quench Valve
16. Access Valve
17. Suction Modulation Valve
18. Suction Service Valve
19. Compressor Crankcase Heater
20. Compressor Motor
21. Suction Pressure Transducer
22. Discharge Pressure Transducer
23. High Pressure Switch
Figure 3. Compressor Section