User Manuals: Carrier 48PG20---28 Heating Cooling Unit

User Manuals: Carrier 48PG20---28 Heating Cooling Unit

Manuals and User Guides for Carrier 48PG20---28 Heating Cooling Unit. We have 4 Carrier 48PG20---28 Heating Cooling Unit manuals available for free PDF download: Controls, Start-Up, Operation, Service And Troubleshooting Instructions, Installation And Service Instructions Manual, User's Information Manual

Carrier 48PG20---28 Controls, Start-Up, Operation, Service And Troubleshooting Instructions

Carrier 48PG20---28 Controls, Start-Up, Operation, Service And Troubleshooting Instructions (112 pages)

Single Package Rooftop Units with COMFORTLINK TMControls and PURON (R-410A) Refrigerant

Brand: Carrier | Category: Air Conditioner | Size: 8 MB

Table of Contents

Table of Contents
1
Scrolling Marquee
3
Operation
3
CCN Tables and Display
4
Conventions Used in this Manual
4
Start-Up
6
Unit Preparation
6
Compressor Mounting
6
Refrigerant Service Ports
6
Crankcase Heater(S)
6
Internal Wiring
6
Evaporator Fan
6
Condenser Fans and Motors
6
Outdoor-Air Inlet Screens
6
Accessory Installation
7
Power Supply
7
Air Baffles
7
- Pg24
  20
- Pg28
  25
- Pg20
  28
- Service Test
  35
- Start-Up
  35
Controls Quick Start
35
Thermostat Control
35
Space Temperature Sensor Control
35
Space Humidity Control -- Thermidistat
35
CCN Communication
35
Accessories
35
Humidistat
35
- Service Test
  36
- Alarm Output
  38
- Instructions
  38
- Outdoor Enthalpy
  38
- Thermostat
  38
- Fire Shutdown
  38
- Remote Occupancy
  38
- Service Test
  38
- Third Party Control
  38
- IAQ Sensor
  39
- OAQ Sensor
  39
- Display Configuration
  39
- Modes
  39
- Unit Configuration
  39
- Instructions
  39
- Occupancy Determination
  40
- Instructions
  40
- Indoor Fan
  41
- Cooling
  41
Control
41
Humidi-Mizer
45
Humidity Sensor
47
Indoor Air Quality
49
Economizer
50
- Troubleshooting
  52
- Alarm Handling
  52
- Complete Unit Stoppage
  52
- Alarms and Alerts
  52
- General
  52
- Scrolling Marquee Display
  52
- Controls Operation
  61
- Troubleshooting
  67
Integrated
67
Carrier
80
Subcooler
80
Field-Installed
82
- Spa
  82
- Economizer
  82
  - Service
    85
  - Cleaning
    85
  - Lubrication
    86
  - Manual Outdoor Air Damper
    87
  - Economizer Adjustment
    87
  - Evaporator Fan Service and Replacement
    87
  - Evaporator Fan Belt Tension Adjustment
    87
  - Condenser-Fan Adjustment
    88
  - Verify Sensor Performance
    88
  - Evacuation
    88
  - Refrigerant Charge
    89
  - Filter Drier
    92
  - Service
    92
  - Protective Devices
    92
  - Relief Devices
    92
  - Control Circuit 24-V
    92
  - Replacement Parts
    92
  - Diagnostic Leds
    92
  - Ccn Tables
    93
  - Ccn Tables
    103

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Carrier 48PG20---28 Installation And Service Instructions Manual

Carrier 48PG20---28 Installation And Service Instructions Manual (64 pages)

Single Package Rooftop Units Electric Cooling/Gas Heating with Electromechanical Controls and PURON (R-410A) Refrigerant

Brand: Carrier | Category: Heating System | Size: 3 MB

Table of Contents

Table of Contents
1
Safety Considerations
1
Step 1 - Provide Unit Support
2
- Roof Curb
  2
- Slab Mount
  2
Step 3 - Rig and Place Unit
2
- Roof Mount
  2
- Vertical Configuration
  9
Installation
2
Step 2 - Remove Shipping Rails
2
Step 4 - Field Fabricate Ductwork
9
Step 5 - Make Unit Duct Connections
9
- Horizontal Applications
  9
Step 6 - Install Flue Hood and Inlet Hood
10
Step 7 - Trap Condensate Drain
10
Step 8 - Install Gas Piping
10
- Field Control Wiring
  11
- Field Power Supply
  11
Step 9 - Make Electrical Connections
11
Step 10 - Install Outdoor-Air Hood
12
Step 11 - Position Optional Power Exhaust or Barometric Relief Damper Hood
16
Step 12 - Non-Fused Disconnect
16
Step 13 - Install All Accessories
16
Pre-Start-Up
18
Start-Up
18
Unit Preparation
18
Compressor Mounting
18
Refrigerant Service Ports
18
Crankcase Heater(S)
18
Compressor Rotation
18
Internal Wiring
18
Subcooler Heat Exchanger (SHX)
18
Evaporator Fan
18
Condenser Fans and Motors
19
Return-Air Filters
19
Outdoor-Air Inlet Screens
19
Gas Heat
19
Economi$Er IV Standard Sensors
39
Optional Economi$Er IV
39
Operating Sequence
44
Service
46
Cleaning
46
Page
47
Lubrication
47
Page
48
Manual Outdoor Air Damper
48
Economizer Adjustment
48
Evaporator Fan Service and Replacement
48
Evaporator Fan Performance Adjustment
48
Evaporator Fan Belt Tension Adjustment
48
Condenser Fan Adjustment
49
Verify Sensor Performance
49
Economizer Operation During Power Failure
49
Evacuation
49
Refrigerant Charge
50
Gas Valve Adjustment
50
Cleaning and Adjustment
51
High Altitude
51
Main Burner Removal
51
- Compressor Protection
  52
- Natural Gas
  52
- Propane Gas
  52
Filter Drier
52
Protective Devices
52
Relief Devices
52
Control Circuit, 24-V
52
Replacement Parts
52
Diagnostic Leds
52
Service
57
Troubleshooting
57
Unit Troubleshooting
57
Economi$Er IV Troubleshooting
60
Phase Loss Protection
61
Unit Start-Up Checklist
64

Carrier 48PG20---28 User's Information Manual

Carrier 48PG20---28 User's Information Manual (11 pages)

Gas heating/electric cooling units

Brand: Carrier | Category: Air Conditioner | Size: 0 MB

Table of Contents

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Carrier 48PG20---28 User's Information Manual

Carrier 48PG20---28 User's Information Manual (10 pages)

gas heating/electric cooling unit

Brand: Carrier | Category: Gas Heater | Size: 1 MB

Table of Contents

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