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Manuals
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Carrier Manuals
Air Conditioner
50BJ
Installation, start-up and service instructions manual
Carrier 50BJ Installation, Start-Up And Service Instructions Manual
Single packaged cooling unit
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Contents
Table of Contents
Bookmarks
Table of Contents
Safety Considerations
Contents
Installation
Receive and Inspect Unit
Protect Unit from Damage
Provide Unit Support
Rig and Place Unit with Accessories
Optional Top Horizontal Discharge
Units
Dimensions
Fan Mounting
Install Fan Motor
Route Fan Motor Wire
Align Fan Shaft and Wheel
Fan and Motor Arrangements
Assembled Fan Motor Adjusting Screw
Typical Unit - Vertical Discharge
Horizontal Dicharge
Wire Tie Locations
Horizontal Wheel Centering
Setscrew Torque Requirements
Fan Locking Detail
Water and Refrigerant Connections
Check Return Air Filters Unit
Check Compressor Spring Mounts
Make Condenser Connections
Maximum Water-Side Working Pressure
City Water Condenser Piping Conversion
Typical Waste or City Water Piping
Air Cooled
Install Unit Drain Line
Recommended Line Sizes
Condensate Drain Connections
Make Electrical Connections
Field Power Wiring Connections
Field Control Wiring
Winter Start-Up Package
Maximum Wire Size for Power Terminal Block
Unit Electrical Data
Start-Up
Capacity Control Steps
Accessory Timer Control Panel
Prior to Unit Start
Service
Fan Rotation
Fan Belt Alignment
Indoor-Air Fan Adjustment
Fan Belt Adjustment
Fan Belt Tensioning
Return Air Filters
Pulley Alignment
Indoor Air Fan Motor Removal
Evaporator Coil
Water Cooled Condenser
Air Cooled Condenser
Control Sequence
Loading Sequence
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Contents
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Installation
3
Safety Considerations
4
Units
5
Dimensions
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