Specifications

18
Typical piping and wiring
7
8
12
16
13
1414
15
17
18
19
3
19XR Chiller with optional unit-mounted starter
1. Disconnect
2. Unit mounted starter with control
(factory-installed)
3. Guide vane motor
4. Oil pump terminal box
5. Vents
6. Pressure gauges
7. Chilled water pump
8. Condenser water pump
9. Chilled water pump starter
10. Condenser water pump starter
11. Cooling tower fan starter
12. To cooling tower
13. From cooling tower
14. To load
15. From load
16. Drain
17. Piping
18. Control wiring
19. Power wiring
Important: Ensure correct phasing is followed for proper motor rotation.
Notes:
1. Wiring and piping shown are for general point-of-connection only and are not intended to
show details for a specific installation. Certified field wiring and dimensional diagrams are
available on request.
2. All wiring must comply with applicable codes.
3. Refer to Carrier System Design Manual for details regarding piping techniques.
4. Wiring not shown for optional devices such as:
• remote start-stop
• remote alarm
• optional safety device
• 4 to 20 mA resets
• optional remote sensors