Carrier WeatherMaker 50TC07 Series - Page 73

Carrier WeatherMaker 50TC07 Series

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73

Fig. 101 — Typical RTU Open Controller Wiring Diagram - 50TC 07 Units

Table of Contents

Safety Considerations1
- Table of Contents1
General2
Rated Indoor Airflow (Cfm)2
Pre-Installation2
Installation15
Jobsite Survey15
Step 1 - Plan for Unit Location15
- Roof Mount15
Step 2 - Plan for Sequence of Unit Installation15
- Curb-Mounted Installation15
- Pad-Mounted Installation16
- Frame-Mounted Installation16
Step 3 - Inspect Unit16
Step 4 - Provide Unit Support16
- Roof Curb Mount16
- Slab Mount (Horizontal Units Only)16
- Alternate Unit Support (in Lieu of Curb or Slab Mount)16
Step 5 - Field Fabricate Ductwork20
- For Units with Accessory Electric Heaters20
Step 6 - Rig and Place Unit20
- Positioning on Curb (50Tc 07-14)21
- Positioning on Curb (50Tc 16)21
Step 7 - Convert to Horizontal and Connect Ductwork (When Required)21
- 50Tc 07-14 Units21
- 50Tc 16 Units22
Step 8 - Install Outside Air Hood22
- 50Tc 07-14 Outside Air Hood22
- 50Tc 16 Outside Air Hood24
Step 9 - Install External Condensate Trap and Line25
Step 10 - Make Electrical Connections38
- 50Tc 07-14 Unit Electrical Connections38
- Field Wiring for 50Tc 07-14 Units39
- Convenience Outlets for 50Tc 07-14 Units39
- 50Tc 16 Unit Electrical Connections42
- Field Wiring for 50Tc 16 Units44
- Convenience Outlets for 50Tc16 Units45
Electric Heaters48
- 50Tc 07-14 Unit Electric Heaters48
- 50Tc 16 Unit Electric Heaters49
Humidi-Mizer® System Control Connections51
- Humidi-Mizer - Space Rh Controller51
- 50Tc 07-14 Unit Humidi-Mizer51
- 50Tc 16 Unit Humidi-Mizer51
Economi$Er® X (Factory-Installed Option)55
- Product Description55
- System Components55
- Specifications55
- Inputs56
- Outputs56
- Environmental56
- Economizer Module Wiring Details56
- S-Bus Sensor Wiring57
- Interface Overview57
- User Interface57
- Keypad57
- Menu Structure58
- Setup and Configuration58
- Time-Out and Screen Saver58
- Enthalpy Settings67
- Two-Speed Fan Operation67
- Checkout67
- Troubleshooting68
Premierlink™ Controller (Factory Option)68
RTU Open Controller (Factory-Installed Option)68
Smoke Detectors80
- Additional Application Data80
Step 11 - Adjust Factory-Installed Options81
- Smoke Detectors81
- Economi$Er IV Occupancy Switch81
Step 12 - Install Accessories81
Step 13 - Check Belt Tension81
- Belt Force - Deflection Method81
- Belt Tension Method82
Pre-Start and Start-Up82
Troubleshooting the Ultratech™ Compressor82
- Modulation Control Input Specifications82

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