Carrier 50HC Series Manuals

Manuals and User Guides for Carrier 50HC Series. We have 3 Carrier 50HC Series manuals available for free PDF download: Service And Maintenance Instructions, Installation Instructions Manual

Carrier 50HC Series Service And Maintenance Instructions (125 pages)

Single Package Rooftop Electric Cooling Unit with Puron R-410A Refrigerant 3 to 12.5 Nominal Tons Sizes 04-14

Brand: Carrier | Category: Air Conditioner | Size: 13.08 MB

Table of Contents
1
Safety Considerations
1
Unit Arrangement and Access
2
- Seasonal Maintenance
  3
- Air Conditioning
  3
- Economizer or Outside Air Damper
  3
- Routine Maintenance
  3
- Supply Fan (Direct- -Drive)
  4
- ECM Motor
  4
- Evaluating Motor Speed
  4
Supply Fan (Blower) Section
4
With Variable Frequency Drive (Vfd)
7
- Replacing the Motor
  8
- Replacing Belt Driven Motor
  8
Additional Variable Frequency Drive (Vfd) Installation and Troubleshooting
8
Motor
8
Cooling
12
Thermostatic Expansion Valve (Txv)
14
- Puronr (R- - 410A) Refrigerant
  15
- Refrigerant Charge
  15
- No Charge
  15
- Low-Charge Cooling
  15
- Coremax Access Port Assembly
  16
- Seat
  16
- Core
  16
Cooling Charging Charts
17
- Replacing Compressor
  21
- Compressor Rotation
  21
- Lubrication
  21
Compressor
21
- Filter Drier
  22
- Condenser-Fan Adjustment
  22
- Troubleshooting Cooling System
  22
- Cooling Troubleshooting
  23
- Convenience Outlet Location
  24
- Weatherproof Cover Installation
  24
Convenience Outlets
24
- Controller Assembly
  25
- Powered Convenience Outlet Wiring
  25
Smoke Detectors
25
Sensor and Controller Tests
29
- Changing the Dirt Sensor Test
  30
- Remote Test/Reset Station Dirty Sensor Test
  30
- Remote Station Test
  30
- Dirty Sensor Test Procedure
  30
- Detector Cleaning
  31
- Alarm State
  31
- Indicators
  31
- Normal State
  31
- Controller’s Trouble LED Is Flashing
  32
- Sensor’s Trouble LED Is on
  32
- Controller’s Trouble LED Is on
  32
Protective Devices
32
- Relief Device
  33
- Detector Indicators
  33
Premierlink Control
33
Rtu- -Open Control System
33
Sensory/Accessory Installation
34
Additional Rtu- -Open Installation and Troubleshooting
34
- RTU-Open Control Module
  35
- Economizer Systems
  36
- Outdoor Air Temperature (OAT) Sensor
  38
- Supply Air Temperature (SAT) Sensor
  38
- Outdoor Air Lockout Sensor
  38
- Differential Dry Bulb Control
  39
- Outdoor Dry Bulb Changeover
  39
- Outdoor Enthalpy Changeover
  40
- Differential Enthalpy Control
  40
- Enthalpy Changeover Setpoints
  40
- Damper Movement
  41
- Minimum Position Control
  41
- Indoor Air Quality (IAQ) Sensor Input
  41
- Exhaust Setpoint Adjustment
  41
- Thermostats
  42
- Occupancy Control
  42
- Demand Control Ventilation (DCV)
  42
- CO2 Sensor Configuration
  42
- DCV (Demand Controlled Ventilation) and Power Exhaust
  43
- To Check DCV and Power Exhaust
  43
- Single Enthalpy
  43
- Differential Enthalpy
  43
- Air Sensor Input
  44
Pre- -Start- -Up/Start- -Up
44
- Unit Preparation
  45
- Additional Installation/Inspection
  45
- Compressor Mounting
  45
Start- -Up, General
45
Start- -Up, Premierlink Controls
46
Start- -Up, Rtu- -Open Controls
46
Fastener Torque Values
47
- Model Number Nomenclature
  48
- Appendix I. Model Number Significance 48.
  49
Appendix II. Physical Data
49
Appendix III. Fan Performance
52
Speed/Torque Motor
67
Appendix IV Wiring Diagrams
71
- 50HC*A05/06 Outdoor Circuiting
  121
- 50HC*A07 Outdoor Circuiting
  121
- 50HC*A04 Outdoor Circuiting
  121
Appendix V. Motormaster Sensor Locations
121
Unit Start-Up Checklist
124

Carrier 50HC Series Installation Instructions Manual (68 pages)

Brand: Carrier | Category: Freezer | Size: 7.38 MB

Table of Contents
1
Safety Considerations
3
Rated Indoor Airflow (Cfm)
4
Installation
9
Jobsite Survey
9
Step 1 - Plan for Unit Location
9
Roof Mount
9
Step 2 - Plan for Sequence of Unit Installation
9
Curb- - Mounted Installation
10
Pad- - Mounted Installation
10
Frame- - Mounted Installation
10
Step 3 - Inspect Unit
10
Step 4 - Provide Unit Support
10
Roof Curb Mount
10
Slab Mount (Horizontal Units Only)
10
Alternate Unit Support (in Lieu of Curb or Slab Mount)
12
Step 5 - Field Fabricate Ductwork
12
For Units with Accessory or Optional Electric Heaters
12
Step 6 - Rig and Place Unit
12
Positioning on Curb
13
Step 7 - - Convert to Horizontal and Connect Ductwork
13
Step 8 - Install Outside Air Hood
14
Economizer and Two Position Damper Hood Package Removal and Setup - Factory Option
14
Economizer Hood and Two- - Position Hood
14
Step 9 - Install External Condensate Trap and Line
15
Step 10 - Make Electrical Connections
15
Field Power Supply
15
Units with Factory- - Installed
16
Non- - Fused Disconnect or HACR
16
Non- - Fused Disconnect or HACR
18
All Units
18
Convenience Outlets
18
Hacr
20
Factory- - Option Thru- - Base Connections
20
Units Without Thru- - Base Connections
20
Field Control Wiring
20
Thermostat
20
Central Terminal Board
21
Unit Without Thru- - Base Connection Kit
21
Heat Anticipator Settings
21
Electric Heaters
21
Single Point Boxes and Supplementary Fuses
22
Single Point Boxes Without Fuses
22
Low- - Voltage Control Connections
22
Humidi- -Mizer R System Control Connections
23
Humidi- - Mizer - Space RH Controller
23
Economi$Er R X (Factory- -Installed Option)
25
Product Description
25
System Components
25
Specifications
25
W7220 Economizer Module
25
Electrical
25
Inputs
25
Outputs
26
Environmental
26
Economizer Module Wiring Details
26
S- - Bus Sensor Wiring
26
CO 2 Sensor Wiring
27
Interface Overview
27
User Interface
27
Keypad
27
Menu Structure
28
Setup and Configuration
28
Time- - out and Screensaver
28
Sequence of Operation
34
Enthalpy Settings
38
Two- -Speed Fan Operation
38
Checkout
39
Power up
39
Initial Menu Display
39
Power Loss (Outage or Brownout)
39
Status
39
Checkout Tests
39
Troubleshooting
39
Alarms
39
Clearing Alarms
39
Low Ambient Control (Factory Option)
40
Staged Air Volume (Savt) with Variable
40
Frequency Drive (Factory- -Installed Option)
40
Comfortlink (Factory- -Installed Option)
40
Premierlinkt Controller (Factory- - Installed Option)
43
Supply Air Temperature (SAT) Sensor
46
Outdoor Air Temperature (OAT) Sensor
46
Economi$Er2
46
Field Connections
46
Space Sensors
49
Connect Thermostat
49
Configure the Unit for Thermostat Mode
49
Economizer Controls
50
Indoor Air Quality (CO ) Sensor
50
Outdoor Air Quality Sensor
50
Space Relative Humidity Sensor or Humidistat Connections
51
Smoke Detector/Fire Shutdown (FSD)
51
Filter Status Switch
52
Supply Fan Status Switch
52
Remote Occupied Switch
52
Power Exhaust (Output)
52
CCN Communication Bus
52
RTU Open Controller System
54
Supply Air Temperature (SAT) Sensor
57
Outdoor Air Temperature (OAT) Sensor
57
Economi$Er2
57
Field Connections
58
Space Temperature (SPT) Sensors
58
Indoor Air Quality (CO 2 ) Sensor
58
Outdoor Air Quality Sensor
59
Space Relative Humidity Sensor or Humidistat
59
Smoke Detector/Fire Shutdown (FSD)
60
Connecting Discrete Inputs
61
Communication Wiring - - Protocols
61
General
61
Local Access
62
RTU Open Controller Troubleshooting
62
Outdoor Air Enthalpy Control
63
Differential Enthalpy Control
63
Return Air Enthalpy Sensor
63
Smoke Detectors
64
Step 11 - Adjust Factory- -Installed Options
64
Step 12 - Install Accessories
65
Step 13 - Check Belt Tension
65
Start- - up Checklist
67

Carrier 50HC Series Installation Instructions Manual (52 pages)

Single Package Rooftop Cooling Only/Electric Heat Unit with Puron (R-410A) Refrigerant

Brand: Carrier | Category: Heat Pump | Size: 8.48 MB

Safety Considerations

1
- Table of Contents
  1
Model Number Nomenclature and Dimensions

2
Rated Indoor Airflow

2
Installation

9
Jobsite Survey

9
Step 1 - Plan for Unit Location

9
- Roof Mount
  9
Step 2 - Plan for Sequence of Unit Installation

9
Step 3 - Inspect Unit

9
Step 4 - Provide Unit Support

9
- Alternate Unit Support (in Lieu of Curb or Slab Mount)
  11
Step 5 - Field Fabricate Ductwork

11
- Units with Accessory or Optional Electric Heaters
  11
Step 6 - Rig and Place Unit

11
- Positioning on Curb
  11
Step 7 - Convert to Horizontal and Connect Ductwork (When Required)

12
Step 8 - Install Outside Air Hood

13
Step 9 - Units with Hinged Panels Only

14
Step 10 - Install External Condensate Trap and Line

14
Step 11 - Make Electrical Connections

14
Economi$Er X (Factory Option)

35
- System Components
  35
- Specifications
  35
- Inputs
  35
- Outputs
  35
- Environmental
  35
- Economizer Module Wiring Details
  36
- Interface Overview
  37
- Setup and Configuration
  38
- Enthalpy Settings
  45
- Checkout
  45
- Troubleshooting
  45
Comfortlink Control (Factory Option)

45
Premierlink™ (Factory Option)

45
RTU Open Controller (Factory-Installed Option)

45
Smoke Detectors

45
- Additional Application Data
  46
- Controller Options
  46
Step 12 - Adjust Factory-Installed Options

47
- Smoke Detectors
  47
- Economi$Er IV Occupancy Switch
  47
Step 13 - Install Accessories

47
Step 14 - Check Belt Tension

47
- Belt Force - Deflection Method
  47
- Belt Tension Method
  48
Pre-Start and Start-Up

48

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More Carrier Manuals

Carrier 50HC Series Manuals

Carrier 50HC Series Service And Maintenance Instructions (125 pages)

Table of Contents

Carrier 50HC Series Installation Instructions Manual (68 pages)

Table of Contents

Carrier 50HC Series Installation Instructions Manual (52 pages)

Table of Contents

Safety Considerations

Model Number Nomenclature and Dimensions

Rated Indoor Airflow

Installation

Jobsite Survey

Step 1 - Plan for Unit Location

Step 2 - Plan for Sequence of Unit Installation

Step 3 - Inspect Unit

Step 4 - Provide Unit Support

Step 5 - Field Fabricate Ductwork

Step 6 - Rig and Place Unit

Step 7 - Convert to Horizontal and Connect Ductwork (When Required)

Step 8 - Install Outside Air Hood

Step 9 - Units with Hinged Panels Only

Step 10 - Install External Condensate Trap and Line

Step 11 - Make Electrical Connections

Economi$Er X (Factory Option)

Comfortlink Control (Factory Option)

Premierlink™ (Factory Option)

RTU Open Controller (Factory-Installed Option)

Smoke Detectors

Step 12 - Adjust Factory-Installed Options

Step 13 - Install Accessories

Step 14 - Check Belt Tension

Pre-Start and Start-Up

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