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R4GM-180D270C
User Manuals: Nortek R4GM-180D270C Instructions
Manuals and User Guides for Nortek R4GM-180D270C Instructions. We have
1
Nortek R4GM-180D270C Instructions manual available for free PDF download: Installation Instructions Manual
Nortek R4GM-180D270C Installation Instructions Manual (28 pages)
Single Package Gas Heating/Electric Cooling Rooftop Units
Brand:
Nortek
| Category:
Air Conditioner
| Size: 2 MB
Table of Contents
Table of Contents
3
General Specifications
4
Safety Considerations
4
Literature, Labels, and Tags
4
Pressures Within the System
4
Installation Requirements
4
Equipment Application
4
Equipment Check
4
Requirements and Codes
4
Unit Location
4
Venting Requirements
4
Clearances to Combustible Materials
7
Thermostat
7
Air Filter Requirements
7
Condensate Drain
7
Unit Installation
8
Rooftop
8
Ground Level
8
Rigging and Hoisting
9
Air Supply for Combustion and Ventilation
9
Circulating Air Supply
10
Unconditioned Spaces
10
Acoustical Ductwork
10
Downflow to Horizontal Conversion
10
Gas Supply and Piping
11
Leak Check
11
Gas Conversion and High Altitude Derate
11
Conversion
11
High Altitude De-Rate
12
Electrical Wiring
12
General
12
Line Voltage
12
Blower Speed
13
Room Thermostat
13
System Check
13
Pre-Start Check List
13
Electrical Data Table
14
Start-Up Procedure
14
Air Circulation
14
System Cooling
15
System Heating
15
Verifying and Adjusting Temperature Rise
15
Verifying Burner Operation
15
Verifying Operation of Over-Temperature Limit Control
15
Component Functions
16
Flame Sensor
16
Flame Roll-Out Control
16
Pressure Switch
16
Over-Temperature Limit Control
16
Unit Maintenance
16
Refrigerant Charging
16
Routine Maintenance
17
Air Filters
17
Vent Cover Assembly
17
Condensate Drain and Outdoor Coil
17
Electrical
17
Motor Lubrication
17
Blower Compartment
17
Heat Exchanger and Burner Maintenance
17
Cleaning of Heat Exchanger
17
Cleaning of Burners
18
Operating Sequence
18
Cooling Mode
18
Blower Mode
18
Heating Mode
18
Unit Fails to Operate
19
Heating Rise/Range Table
19
Specifications/Electrical Data
20
Lighting Instructions
21
Wiring Diagrams
22
Blower Performance
24
Unit Features, Layout
26
Accessories, Replacement Parts
27
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