Carrier WeatherExpert 50LC14 - Page 21

Carrier WeatherExpert 50LC14

84 pages

To Next Page

To Next Page

To Previous Page

To Previous Page

Loading...

21

Fig. 19 — Roof Curb Details - 14 Size Unit

Table of Contents

Safety Considerations1
- Table of Contents1
Model Number Nomenclature and2
- Dimensions2
Rated Indoor Airflow2
Installation19
Jobsite Survey19
Step 1 - Plan for Unit Location19
- Roof Mount19
Step 2 - Plan for Sequence of Unit Installation19
- Curb-Mounted Installation19
- Pad-Mounted Installation19
- Frame-Mounted Installation19
Step 3 - Inspect Unit19
Step 4 - Provide Unit Support19
- Slab Mount (Horizontal Units Only)20
- Alternate Unit Support20
- Slab Mount)20
Step 5 - Field Fabricate Ductwork24
- Units with Accessory or Optional Electric24
- Heaters24
Step 6 - Rig and Place Unit24
- Positioning on Curb25
Step 7 - Horizontal Duct Connection25
Step 8 - Install Outside Air Hood (Factory Option)25
Step 9 - Assemble Barometric Hood26
- Barometric Hood (Vertical Configuration)26
- Barometric Hood27
Step 10 - Economizer - Horizontal Airflow Units28
Step 11 - Install External Condensate Trap/Line28
Step 12 - Make Electrical Connections28
- Field Power Supply29
- Units Without Factory-Installed Non-Fused Disconnect or Hacr37
- Units with Factory-Installed Non-Fused Disconnect or Hacr37
- All Units37
- Convenience Outlets38
- Hacr Amp Rating40
- Factory-Option Thru-Base Electrical40
- Connections40
- Units Without Thru-Base Electrical40
- Connections41
- Field Control Wiring41
- Thermostat41
- Units Without Thru-Base Connection Kit41
- Configuring for Electric Heat41
- Heat Anticipator Settings41
- Transformer Connection for 208-V Power Supply41
RTU Open Controller (Factory-Installed Option)43
Systemvu Controller (Factory-Installed Option)43
Integrated Staging Control (ISC)44
- Sequence of Operation44
Economi$Er® X (Factory-Installed Option)46
- Unit Installation46
- Enthalpy Sensor Relocation46
- W7220 Economizer Controller46
- W7220 Economizer Module Wiring51
- Economizer Control Configurations54
- Economiser Hardware57
- Operating Sequences58
- W7220 Economizer Setup and Configuration60
- Troubleshooting61
- Control Setpoint and Configuration Log63
Staged Air Volume (SAV™) with Variable Frequency66
- Drive66
- Multi-Speed Vfd Display Kit (Field-Installed Accessory)66
Smoke Detectors78
- Return Air Sensor Tube Installation78
- Smoke Detector Test Magnet78
- Additional Application Data78
Step 13 - Install Accessories78
Step 14 - Check Belt Tension78
- Belt Force: Deflection Method78
Pre-Start and Start-Up79
Start-Up Checklist83

Related product manuals

Carrier weathermaker 40BA

Preview: Carrier WeatherMaker 50TCQ

Carrier WeatherMaker 50TCQ

Carrier WeatherMaker 38YDB

Preview: Carrier WEATHERMASTER 2000

Carrier WEATHERMASTER 2000

Preview: Carrier WeatherMaster 50HCQ

Carrier WeatherMaster 50HCQ

Carrier weathermaker 38BQ002

Preview: WeatherMaker 38YDB Series

WeatherMaker 38YDB Series

Preview: Weathermaster 48HJD Series

Weathermaster 48HJD Series

WEATHERMASTER 50HJQ004-016

Weathermaster 48HJE Series

Weathermaster 48HJF Series

Preview: WeatherMaster 50GC 04-06 Series

WeatherMaster 50GC 04-06 Series