Carrier WeatherMaster 50GC 04-06 Series Manuals

Manuals and User Guides for Carrier WeatherMaster 50GC 04-06 Series. We have 2 Carrier WeatherMaster 50GC 04-06 Series manuals available for free PDF download: Service And Maintenance Instructions, Installation Instructions Manual

Carrier WeatherMaster 50GC 04-06 Series Service And Maintenance Instructions (113 pages)

Single Package Rooftop Electric Cooling Unit

Brand: Carrier | Category: Air Conditioner | Size: 14 MB

Table of Contents
1
Service and Maintenance Instructions
1
Safety Considerations
2
Unit Arrangement and Access
3
General
3
Routine Maintenance
3
Filters
3
- Manual Outside Air Hood Screen
  4
- Evaluating Motor Speed
  4
Supply Fan (Blower) Section
4
Supply Fan (Direct-Drive)
4
Staged Air Volume
9
- Routine Cleaning of Coil Surfaces
  10
- Periodic Clean Water Rinse
  10
Cooling
10
Condenser Coil Maintenance and Cleaning Recommendation
10
- Condenser Coil Clips
  11
- Separating Coil Sections
  11
- Top Panel Position
  11
Evaporator Coil Metering Devices
12
Thermostatic Expansion Valve (Txv)
12
TXV Operation
12
Replacing TXV
12
- TXV Valve and Sensing Bulb Location
  13
- Access Port Assembly
  13
Refrigerant System Pressure Access Ports
13
Low-Charge Cooling
14
Puron (R-410A) Refrigerant
14
Refrigerant Charge
14
Cooling Charging Charts
14
Lubrication
16
Replacing Compressor
16
Condenser-Fan Assembly — Screw Pattern Sequence
17
Compressor Rotation
17
Filter Drier
17
Condenser-Fan Adjustment
17
Troubleshooting Cooling System
18
Weatherproof Cover Installation
19
Convenience Outlets
19
Installing Weatherproof Cover
19
Non-Powered Type
19
Duty Cycle
20
Maintenance
20
Fuse on Powered Type
20
Electric Heaters
20
Completing Heater Installation
21
System
22
Controller
22
Smoke Detector Sensor
22
Smoke Detector Locations
22
FIOP Smoke Detector Wiring and Response
24
- Sensor Alarm Test Procedure
  25
- Dirty Sensor Test Procedure
  25
Sensor and Controller Tests
25
Sensor Alarm Test
25
Changing the Dirt Sensor Test
25
Remote Station Test
25
SD-TRK4 Remote Alarm Test Procedure
25
Cleaning the Smoke Detector
26
Remote Test/Reset Station Dirty Sensor Test
26
Dirty Sensor Test Using an SD-TRK4
26
Detector Cleaning
26
Indicators
26
Troubleshooting
27
Protective Devices
27
Compressor Protection
27
Relief Device
28
Control Circuit, 24-V
28
Systemvu Control System
28
Systemvu Interface
28
Additional Systemvu Installation and Troubleshooting
28
RTU Open Control Module
29
Rtu Open Control System
29
Sensory/Accessory Installation
29
- Economi$Er IV Component Locations
  30
- Economi$Er2 Component Locations
  30
Additional RTU Open Installation and Troubleshooting
30
Economizer Systems
30
Economi$Er IV (Field-Installed Accessory)
32
- Economi$Er IV Input/Output Logic
  33
- Supply Air Temperature (SAT) Sensor
  33
- Outdoor Air Temperature (OAT) Sensor
  33
- C7660 Temperature Sensor
  33
- Economi$Er IV Control Modes
  34
- Outdoor Dry Bulb Changeover
  34
- Outdoor Enthalpy Changeover
  34
- Differential Enthalpy Control
  34
- Vertical Economizer Barometric Relief Flow
  35
- Horizontal Economizer Barometric Relief Flow
  35
- Economi$Er IV W7212 Control
  35
- Outdoor-Air Damper Leakage
  35
- Indoor Air Quality (IAQ) Sensor Input
  36
- Exhaust Set Point Adjustment
  36
- Minimum Position Control
  36
- Thermostats
  37
- Occupancy Control
  37
- Demand Controlled Ventilation (DCV)
  37
- Sensor Configuration
  37
- DCV Minimum and Maximum Position
  38
- Differential Enthalpy
  38
- Single Enthalpy
  38
- Supply-Air Sensor Input
  38
- System Components
  39
- Economizer Module
  39
- S-Bus Enthalpy Control Sensors
  39
Economi$Er X (Factory Option)
39
- Inputs
  40
- Sensors
  40
- Outputs
  40
- Actuator Signal
  40
- S-Bus Sensor Wiring
  41
- Interface Overview
  41
- User Interface
  41
- S-Bus Sensor DIP Switches
  41
- Time-Out and Screensaver
  42
- Menu Structure
  42
- W7220 Controller Navigation Buttons
  42
- W7220 Menu Structure
  43
- Legend
  47
- Enthalpy Settings
  48
- Single Enthalpy Curve Boundaries
  48
- Single Enthalpy and Dual Enthalpy High Limit Curves
  48
- Economizer Operation - FAN TYPE = 1SPEED
  49
- Standard or Single Speed Fan Operation
  49
- 2 Speed Fan Operation
  50
- Economizer Operation - FAN TYPE = 2SPEED
  50
- Checkout Tests
  51
- Power up
  51
- Initial Menu Display
  51
- Clearing Alarms
  51
Pre-Start-Up/Start-Up
52
Start-Up, General
52
Unit Preparation
52
Additional Installation/Inspection
52
Return-Air Filters
52
Outdoor-Air Inlet Screens
52
Compressor Mounting
52
Internal Wiring
52
Refrigerant Service Ports
52
Compressor Rotation
53
Cooling
53
Heating
53
Ventilation (Continuous Fan)
53
Fastener Torque Values
53
Start-Up, Rtu Open Controls
53
Start-Up, Systemvu Controls
53
Appendix A - Model Number Nomenclature
54
50Fc 3 to 4 Ton Physical Data – Cooling
55
Appendix B - Physical Data
55
- 50Fc 5 to 6 Ton Physical Data – Cooling
  57
- General Fan Performance Notes
  58
Appendix C - Fan Performance
58
Appendix D - Wiring Diagrams
87
- Wiring Diagrams
  91
- Low Ambient Control Sensor Location
  109
Appendix E - Low Ambient Control Sensor
109
Start-Up Checklist
111

Carrier WeatherMaster 50GC 04-06 Series Installation Instructions Manual (44 pages)

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

Brand: Carrier | Category: Heat Pump | Size: 7 MB

Safety Considerations

1
- Table of Contents
  1
Model Number Nomenclature and Dimensions

2
Rated Indoor Airflow

2
Installation

7
Jobsite Survey

7
Step 1 - Plan for Unit Location

7
- Roof Mount
  7
Step 2 - Plan for Sequence of Unit Installation

7
Step 3 - Inspect Unit

7
Step 4 - Provide Unit Support

7
- Slab Mount (Horizontal Units Only)
  9
- Alternate Unit Support (in Lieu of Curb or Slab Mount)
  9
Step 5 - Field Fabricate Ductwork

9
- Units with Accessory or Optional Electric Heaters
  9
Step 6 - Rig and Place Unit

9
- Positioning on Curb
  9
Step 7 - Convert to Horizontal and Connect Ductwork (When Required)

10
Step 8 - Install Outside Air Hood

11
- Setup (Factory Option)
  11
- Economizer Hood
  11
Step 9 - Units with Hinged Panels Only

12
Step 10 - Install External Condensate Trap and Line

12
Step 11 - Make Electrical Connections

12
Economi$Er X (Factory Option)

24
- System Components
  24
- Specifications
  24
- Inputs
  24
- Outputs
  24
- Environmental
  24
- S-Bus Sensor Wiring
  25
- Co2 Sensor Wiring
  26
- Interface Overview
  26
- Setup and Configuration
  27
- Time-Out and Screensaver
  27
- Enthalpy Settings
  33
- Standard or Single Speed Fan Operation
  34
- Speed Fan Operation
  34
- 2Sp H/C and 3 Speed Fan Operation
  35
- Checkout
  35
- Troubleshooting
  35
RTU Open Controller (Factory Option)

35
Systemvu™ Controller (Factory Option)

35
Controller Options

35
- Low Ambient
  35
Smoke Detectors

35
Step 12 - Adjust Factory-Installed Options

37
- Smoke Detectors
  37
Step 13 - Install Accessories

37
Step 14 - Fan Speed Set up

38
- Units with Electro-Mechanical Controls
  38
- Units with Systemvu™ Controls
  39
Start-Up Checklist

43

Carrier Categories

Air Conditioner Heat Pump Furnace Chiller Thermostat

More Carrier Manuals

Carrier WeatherMaster 50GC 04-06 Series Manuals

Carrier WeatherMaster 50GC 04-06 Series Service And Maintenance Instructions (113 pages)

Table of Contents

Carrier WeatherMaster 50GC 04-06 Series Installation Instructions Manual (44 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)

RTU Open Controller (Factory Option)

Systemvu™ Controller (Factory Option)

Controller Options

Smoke Detectors

Step 12 - Adjust Factory-Installed Options

Step 13 - Install Accessories

Step 14 - Fan Speed Set up

Start-Up Checklist

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