INTERTHERM R8GD Series Single Packaged Gas/Electric Units Owner’s Manual

INTERTHERM R8GD Series Single Packaged Gas/Electric Units

Product Information

Technical Specifications

• Series: R8GD
• Type: Single Packaged Gas/Electric Units
• SEER: 13
• Refrigerant: R-410A
• AFUE: 80%
• Cooling Capacity: 2 Ton thru 5 Ton Units
• Installation: Roof or Slab
• Design: Convertible unit design for easy installation
• Listings: ETL and ETLc listed

Warranty

The warranty information is not provided in the user manual.

Features and Benefits

• Aluminum coils designed for optimized heat transfer, minimized size and cost, and increased durability
• Mesh Hail Guard that never rusts and protects the coil
• Well-designed, quality construction with drip edge on top panels to whisk away rainwater
• Embossed bottom pan for added durability
• Hot surface ignition technology for igniters, programmed to learn heat-up characteristics and adapt ignition time to furnace characteristics

Product Usage Instructions

Installation

The R8GD Series single packaged gas/electrics can be installed on the roof or on a slab. The convertible unit design makes installations simple in all applications.

Requirements

• Proper electrical supply
• Gas supply (if applicable)
• Proper clearances for installation

Procedure

1. Select a suitable location for the unit installation.
2. Ensure proper clearances around the unit for ventilation and maintenance.
3. If installing on a roof, secure the unit properly to prevent movement or damage.
4. Connect the electrical supply according to the electrical code specified in the model identification code.
5. If applicable, connect the gas supply according to local codes and regulations.
6. Ensure all connections are secure and properly sealed.
7. Test the unit to ensure proper operation.

Dimensions

The dimensions of the unit vary depending on the model. Please refer to the table below for specific dimensions:

Model Number| Unit Weight (lbs)| Shipping Weight (lbs)| Center of Gravity (inches)| Height with Base Rails (inches)| Height without Base Rails (inches)
---|---|---|---|---|---
R8GD-024K045| 397| 413| 26.5| 35.0| 31.3

Specifications and Electrical Data

The following table provides performance and electrical data for each model:

Model| Heating Input Btuh| Heating Output Btuh| Cooling Capacity Btuh| AFUE Efficiency| SEER Efficiency| EER Efficiency| Electrical Rating (60 Hz)
---|---|---|---|---|---|---|---
R8GD-024K045| 45,000| 36,000| 23,600| 80%| 13.0| 11.0| 208/230-60-1

Frequently Asked Questions (FAQ)

Q: Can the unit be installed on a slab?
A: Yes, the R8GD Series single packaged gas/electrics can be installed on a slab.

Q: Is the unit suitable for both residential and commercial applications?
A: Yes, the convertible unit design makes installations simple in all applications, including both residential and commercial.

Q: Does the unit come with a warranty?
A: The warranty information is not provided in the user manual.
Please consult the manufacturer or product documentation for warranty details.

Q: What type of ignition technology does the unit use?
A: The unit uses hot surface ignition technology for igniters, programmed to learn heat-up characteristics and adapt ignition time to furnace characteristics.

TECHNICAL SPECIFICATIONS

R8GD Series
Single Packaged Gas/Electric Units
13 SEER, R-410A, 80% AFUE
2 Ton thru 5 Ton Units
The R8GD Series single packaged gas/electrics are high efficiency self contained cooling units that can be installed on the roof or on a slab. The convertible unit design makes installations simple in all applications. Units are ETL and ETLc listed.

WARRANTY

• 1 Year Limited Parts Warranty
• 1 Year Limited Labor Warranty
• 5 Year Limited Compressor Warranty

FEATURES and BENEFITS

• Quality Compressor: State of the art Copeland Scroll compressor is standard equipment.
• Proven, Industry Standard Components: Easier service and availability.
• R-410A Refrigerant: Environmentally friendly.
• High and Low Pressure Switch: Added compressor protection.
• Micro-Channel Coils: Both indoor and outdoor all aluminum coils are designed to optimize heat transfer, minimize size and cost, and increase durability and reliability.
• Liquid Line Filter Driers: Factory installed at a convenient location for service.
• Externally Accessible Service Ports: Quick access to refrigerant system without disrupting operation.
• Compact Footprint/Low Profile: Easy to handle and transport.
• Heavy-Gauge Full Perimeter Base Rails: Facilitates forklift handling and curb mounting.
• Convertible Air Delivery: Horizontal or downflow to accommodate rooftop or horizontal application.
• Galvanized Steel Cabinet: Polyurethane finish provides 950 hour salt spray protection to resist corrosion.
• Wire Guard Coated with Earth Friendly Epoxy and Mesh Hail Guard: Will never rust and protect the coil from being damaged by balls, lawnmowers, hail etc.
• Access to Controls and Major Components: Easy in and out service.
• Low Voltage Transformer: Includes 3 Amp fuse to protect low voltage circuit.
• Corrosion-Resistant Drain Pan: Quickly drains away evaporator condensate.
• One Piece Top for Great Fit and Finish, Total Seal: Well designed, quality construction. Drip edge on top panels whisks away rainwater. Embossed bottom pan keeps blower component compartment dry.
• Quiet Operation: Low vibration. 20″ fan blade combined with custom venturi condenser fan.
• SmartLite® Control Board: Provides extended life to igniters using hot surface ignition technology. Programmed to learn the heat-up characteristics of the igniter, then adapt the ignition time to the characteristics of the furnace so the igniter is energized appropriately.
• Hot Surface igniter: Innovative application of an appliance type igniter with a 20 year history of reliability.
• Accessories: Roof curbs and more.

MODEL IDENTIFICATION CODE

DIMENSIONS

Model Number R8GD| Unit Weight| Shipping Weight| Center of Gravity| Height in inches (C)
---|---|---|---|---
A| B| with base rails| without base rails
024K045†| 397| 413| 26.5| 26.5| 35.0| 31.3
024K072†| 405| 421| 26.0| 26.5| 35.0| 31.3
030K045†| 398| 414| 26.5| 26.5| 35.0| 31.3
030K072†| 406| 422| 26.0| 26.5| 35.0| 31.3
036K072†| 403| 419| 26.5| 26.5| 35.0| 31.3
036K096†| 411| 427| 26.5| 26.5| 35.0| 31.3
042K072†| 435| 453| 27.0| 26.5| 39.0| 35.3
042K096†| 443| 461| 27.0| 26.5| 39.0| 35.3
048K096†| 453| 470| 27.5| 26.5| 39.0| 35.3
048K120†| 461| 478| 27.5| 26.5| 39.0| 35.3
X60K096†| 472| 489| 27.5| 26.5| 43.0| 39.3
X60K120†| 480| 497| 27.5| 26.5| 43.0| 39.3

† Denotes “C” or “X”

SPECIFICATIONS AND ELECTRICAL DATA

SINGLE PHASE

MODEL R8GD| -024K045()| -024K072()| -030K045()| -030K072()| -036K072()| -036K096()| -042K72()| -042K96()| -048K96()| -048K120()| -X60K096()| -X60K120()
---|---|---|---|---|---|---|---|---|---|---|---|---
Performance
Heating Input Btuh| 45,000| 72,000| 45,000| 72,000| 72,000| 96,000| 72,000| 96,000| 96,000| 120,000| 96,000| 120,000
Heating Output Btuh| 36,000| 57,600| 36,000| 57,600| 57,600| 76,800| 57,600| 76,800| 76,800| 96,000| 76,800| 96,000
Capacity-Cooling Btuh| 23,600| 23,600| 29,000| 29,000| 35,800| 35,800| 42,000| 42,000| 46,000| 46,000| 57,000| 57,000
AFUE| 80| 80| 80| 80| 80| 80| 80| 80| 80| 80| 80| 80
Efficiency — SEER| 13.0| 13.0| 13.0| 13.0| 13.0| 13.0| 13.0| 13.0| 13.0| 13.0| 13.0| 13.0
Efficiency — EER| 11.0| 11.0| 11.0| 11.0| 11.0| 11.0| 11.0| 11.0| 11.0| 11.0| 11.0| 11.0
Electrical Rating – 60 Hz
Phase| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1
Operating Voltage Range| 187 – 253| 187 – 253| 187 – 253| 187 – 253| 187 – 253| 187 – 253| 187 – 253| 187 – 253| 187 – 253| 187 – 253| 187 – 253| 187 – 253
Minimum Circuit Ampacity| 18.3| 18.3| 22.4| 22.4| 28.3| 28.3| 32.7| 32.7| 36.8| 36.8| 44.6| 44.6
Max. Overcurrent Protection| 30| 30| 35| 35| 45| 45| 50| 50| 60| 60| 70| 70
Compressor Data
Volts| 208 / 230| 208 / 230| 208 / 230| 208 / 230| 208 / 230| 208 / 230| 208 / 230| 208 / 230| 208 / 230| 208 / 230| 208 / 230| 208 / 230
Rated Load Amps| 12.8| 12.8| 15.7| 15.7| 18.6| 18.6| 22.1| 22.1| 24.3| 24.3| 29.3| 29.3
Lock Rotor Amps| 58.3| 58.3| 73| 73| 79| 79| 109| 109| 117| 117| 134| 134
Indoor Blower
Wheel Diameter| 10 x 10| 10 x 10| 10 x 10| 10 x 10| 10 x 10| 10 x 10| 11 x 10| 11 x 10| 11 x 10| 11 x 10| 11 x 10| 11 x 10
Motor Type| PSC| PSC| PSC| PSC| Fixed Torque| Fixed Torque| Fixed Torque| Fixed Torque| Fixed Torque| Fixed Torque| Fixed Torque| Fixed Torque
Motor HP| 1/4| 1/4| 1/4| 1/4| 1/2| 1/2| 1/2| 1/2| 3/4| 3/4| 1| 1
Motor Amps| 1.3| 1.3| 1.3| 1.3| 3.6| 3.6| 3.6| 3.6| 5.0| 5.0| 6.5| 6.5
Outdoor Fan
Motor HP| 1/5| 1/5| 1/4| 1/4| 1/4| 1/4| 1/4| 1/4| 1/4| 1/4| 1/3| 1/3
Motor Amps| 1.0| 1.0| 1.46| 1.46| 1.46| 1.46| 1.46| 1.46| 1.46| 1.46| 1.5| 1.5
Fan Diameter/CFM| 20” / 3800| 20” / 3800| 20” / 3800| 20” / 3800| 20” / 3800| 20” / 3800| 20” / 3800| 20” / 3800| 20” / 3800| 20” / 3800| 20” / 3800| 20” / 3800
Refrigerant Charge (oz)| 60| 60| 64| 64| 59| 59| 71| 71| 62| 62| 64| 64
Sound Rating| 71| 71| 76| 76| 78| 78| 78| 78| 77| 77| 78| 78

AIRFLOW DATA

Model Number R8GD

| ****

Heating Input (Btu/h)

| ****

Heating Output (Btu/h)

| ****

Heating Rise Range (Btu/h)

| ****

Blower Size

| ****

Motor HP

| ****

Motor Tap

| External Static Pressure Drop – inches water column
---|---|---|---|---|---|---|---
0.1| 0.2| 0.3| 0.4| 0.5| 0.6| 0.7| 0.8
(cfm)| (°F)

Rise

| (cfm)| (°F)

Rise

| (cfm)| (°F)

Rise

| (cfm)| (°F)

Rise

| (cfm)| (°F)

Rise

| (cfm)| (°F)

Rise

| (cfm)| (°F)

Rise

| (cfm)| (°F)

Rise

024K045(†)

| ****

45,000

| ****

36,000

| ****

30-60

| ****

10 x 10

| ****

1/4

| LOW ***| 1015| 34| 955| 36| 880| 39| 805| 43| 715| 48| 635| 54| 545| 63| 485| 71
MED| 1255| 28| 1190| 29| 1125| 31| 1055| 33| 965| 36| 860| 40| 765| 45| 680| 51
HIGH| 1460| 24| 1385| 25| 1315| 26| 1240| 28| 1160| 30| 1050| 33| 935| 37| 830| 42

024K072(†)

| ****

72,000

| ****

57,600

| ****

40-70

| ****

10 x 10

| ****

1/4

| LOW*| 1015| 55| 955| 58| 880| 63| 805| 69| 715| 77| 635| 87| 545| 102| 485| 114
MED **| 1255| 44| 1190| 46| 1125| 49| 1055| 52| 965| 57| 860| 64| 765| 72| 680| 81
HIGH| 1460| 38| 1385| 40| 1315| 42| 1240| 45| 1160| 48| 1050| 53| 935| 59| 830| 67

030K045(†)

| ****

45,000

| ****

36,000

| ****

30-60

| ****

10 x 10

| ****

1/4

| LOW | 1015| 34| 955| 36| 880| 39| 805| 43| 715| 48| 635| 54| 545| 63| 485| 71
MED | 1255| 28| 1190| 29| 1125| 31| 1055| 33| 965| 36| 860| 40| 765| 45| 680| 51
HIGH| 1460| 24| 1385| 25| 1315| 26| 1240| 28| 1160| 30| 1050| 33| 935| 37| 830| 42

030K072(†)

| ****

72,000

| ****

57,600

| ****

40-70

| ****

10 x 10

| ****

1/4

| LOW| 1015| 55| 955| 58| 880| 63| 805| 69| 715| 77| 635| 87| 545| 102| 485| 114
MED ***| 1255| 44| 1190| 46| 1125| 49| 1055| 52| 965| 57| 860| 64| 765| 72| 680| 81
HIGH| 1460| 38| 1385| 40| 1315| 42| 1240| 45| 1160| 48| 1050| 53| 935| 59| 830| 67

036K072(†)

| ****

72,000

| ****

57,600

| ****

40-70

| ****

10 x 10

| ****

1/2

| Tap T1| 1085| 51| 1025| 54| 975| 57| 925| 60| 850| 65| 790| 70| 745| 74| 695| 80
Tap T2

**

| 1249| 44| 1178| 47| 1123| 49| 1065| 52| 979| 57| 908| 61| 858| 64| 800| 69
Tap T3| 1390| 40| 1310| 42| 1250| 44| 1185| 47| 1090| 51| 1010| 55| 955| 58| 890| 62
Tap T4 *| 1495| 37| 1445| 38| 1400| 40| 1355| 41| 1305| 42| 1260| 44| 1210| 46| 1155| 48
Tap T5| 1560| 35| 1515| 37| 1470| 38| 1420| 39| 1370| 40| 1325| 42| 1280| 43| 1225| 45

036K096(†)

| ****

96,000

| ****

76,800

| ****

45-75

| ****

10 x 10

| ****

1/2

| Tap T1| 1085| 68| 1025| 72| 975| 76| 925| 80| 850| 87| 790| 93| 745| 99| 695| 106
Tap T2| 1249| 59| 1178| 63| 1123| 66| 1065| 69| 979| 75| 908| 81| 858| 86| 800| 92
Tap T3

**

| 1390| 53| 1310| 56| 1250| 59| 1185| 62| 1090| 68| 1010| 73| 955| 77| 890| 83
Tap T4 *| 1495| 49| 1445| 51| 1400| 53| 1355| 54| 1305| 57| 1260| 59| 1210| 61| 1155| 64
Tap T5| 1560| 47| 1515| 49| 1470| 50| 1420| 52| 1370| 54| 1325| 56| 1280| 58| 1225| 60

Denotes actory set oling speed
Denotes factory set cooling and heating speed
Part number may contain a C or X.

Heat rise: Btu/h (Input) = CFM Д T 1.08
Д T = (Btu/h 0.83) / (CFM 1.08)

Model Number R8GD

| ****

Heating Input (Btu/h)

| ****

Heating Output (Btu/h)

| Heating Rise Range (Btu/h)| ****

Blower Size

| ****

Motor HP

| ****

Motor Tap

| External Static Pressure Drop – inches water column
---|---|---|---|---|---|---|---
0.1| 0.2| 0.3| 0.4| 0.5| 0.6| 0.7| 0.8
(cfm)| (°F)

Rise

| (cfm)| (°F)

Rise

| (cfm)| (°F)

Rise

| (cfm)| (°F)

Rise

| (cfm)| (°F)

Rise

| (cfm)| (°F)

Rise

| (cfm)| (°F)

Rise

| (cfm)| (°F)

Rise

042K072(†)

| ****

72,000

| ****

57,600

| ****

35-65

| ****

11 x 10

| ****

1/2

| Tap T1| 1140| 49| 1075| 51| 1110| 50| 940| 59| 850| 65| 770| 72| 715| 77| 640| 86
Tap T2 *| 1310| 42| 1250| 44| 1180| 47| 1130| 49| 1050| 53| 975| 57| 895| 62| 830| 67
Tap T3 | 1490| 37| 1440| 38| 1380| 40| 1320| 42| 1255| 44| 1175| 47| 1090| 51| 1020| 54
Tap T4| 1621| 34| 1571| 35| 1511| 37| 1466| 38| 1409| 39| 1336| 41| 1255| 44| 1185| 47
Tap T5| 1665| 33| 1615| 34| 1555| 36| 1515| 37| 1460| 38| 1390| 40| 1310| 42| 1240| 45

042K096(†)

| ****

96,000

| ****

76,800

| ****

40-70

| ****

11 x 10

| ****

1/2

| Tap T1| 1310| 56| 1250| 59| 1180| 63| 1130| 65| 1050| 70| 975| 76| 895| 82| 830| 89
Tap T2 *| 1490| 50| 1440| 51| 1380| 53| 1320| 56| 1255| 59| 1175| 63| 1090| 68| 1020| 72
Tap T3 **| 1556| 47| 1506| 49| 1446| 51| 1393| 53| 1332| 55| 1256| 59| 1173| 63| 1103| 67
Tap T4| 1621| 46| 1571| 47| 1511| 49| 1466| 50| 1409| 52| 1336| 55| 1255| 59| 1185| 62
Tap T5| 1665| 44| 1615| 46| 1555| 47| 1515| 49| 1460| 51| 1390| 53| 1310| 56| 1240| 59

048K096(†)

| ****

96,000

| ****

76,800

| ****

40-70

| ****

11 x 10

| ****

3/4

| Tap T1| 1270| 58| 1205| 61| 1140| 65| 1050| 70| 980| 75| 920| 80| 830| 89| 770| 96
Tap T2 *| 1540| 48| 1465| 50| 1400| 53| 1345| 55| 1275| 58| 1210| 61| 1150| 64| 1085| 68
Tap T3 | 1775| 42| 1710| 43| 1650| 45| 1600| 46| 1540| 48| 1485| 50| 1425| 52| 1365| 54
Tap T4| 1878| 39| 1821| 41| 1764| 42| 1716| 43| 1654| 45| 1594| 46| 1534| 48| 1479| 50
Tap T5| 2015| 37| 1970| 37| 1915| 39| 1870| 39| 1805| 41| 1740| 42| 1680| 44| 1630| 45

048K120(†)

| ****

120,000

| ****

96,000

| ****

45-75

| ****

11 x 10

| ****

3/4

| Tap T1| 1405| 66| 1335| 69| 1270| 73| 1200| 77| 1125| 82| 1065| 87| 990| 93| 925| 100
Tap T2 *| 1640| 56| 1565| 59| 1500| 61| 1445| 64| 1375| 67| 1310| 70| 1250| 74| 1185| 78
Tap T3 | 1775| 52| 1710| 54| 1650| 56| 1600| 58| 1540| 60| 1485| 62| 1425| 65| 1365| 68
Tap T4| 1878| 49| 1821| 51| 1764| 52| 1716| 54| 1654| 56| 1594| 58| 1534| 60| 1479| 62
Tap T5| 2015| 46| 1970| 47| 1915| 48| 1870| 49| 1805| 51| 1740| 53| 1680| 55| 1630| 57

060K096(†)

| ****

96,000

| ****

76,800

| ****

40-70

| ****

11 x 10

| ****

1

| Tap T1| 1240| 59| 1185| 62| 1130| 65| 1065| 69| 1010| 73| 940| 78| 880| 84| 820| 90
Tap T2 *| 1635| 45| 1595| 46| 1510| 49| 1485| 50| 1425| 52| 1365| 54| 1305| 57| 1245| 59
Tap T3 | 1900| 39| 1855| 40| 1795| 41| 1750| 42| 1700| 43| 1650| 45| 1595| 46| 1535| 48
Tap T4| 2045| 36| 2010| 37| 1955| 38| 1890| 39| 1835| 40| 1790| 41| 1740| 42| 1695| 44
Tap T5| 2250| 33| 2235| 33| 2180| 34| 2150| 34| 2120| 35| 2080| 35| 2025| 36| 2005| 37

060K120(†)

| ****

120,000

| ****

96,000

| ****

45-75

| ****

11 x 10

| ****

1

| Tap T1| 1240| 74| 1185| 78| 1130| 82| 1065| 87| 1010| 91| 940| 98| 880| 105| 820| 112
Tap T2 *| 1635| 56| 1595| 58| 1510| 61| 1485| 62| 1425| 65| 1365| 68| 1305| 71| 1245| 74
Tap T3 | 1900| 49| 1855| 50| 1795| 51| 1750| 53| 1700| 54| 1650| 56| 1595| 58| 1535| 60
Tap T4| 2045| 45| 2010| 46| 1955| 47| 1890| 49| 1835| 50| 1790| 52| 1740| 53| 1695| 54
Tap T5| 2250| 41| 2235| 41| 2180| 42| 2150| 43| 2120| 44| 2080| 44| 2025| 46| 2005| 46

EXPANDED RATINGS

R8GD-024K

K.W.

900

| 80| 62| 26.5| 23.2| 1.55| 25.6| 23.0| 1.72| 24.6| 22.9| 1.90| 23.7| 22.2| 2.10| 22.6| 21.6| 2.31| 20.6| 19.6| 2.56
80| 67| 28.7| 19.1| 1.58| 27.2| 18.9| 1.74| 26.2| 19.2| 1.92| 25.0| 18.0| 2.11| 23.8| 18.6| 2.33| 20.7| 16.1| 2.57
80| 72| 31.4| 14.4| 1.62| 30.1| 14.4| 1.78| 28.8| 14.7| 1.96| 27.5| 14.5| 2.15| 26.1| 14.3| 2.36| 22.5| 12.7| 2.60
75| 63| 26.4| 18.3| 1.55| 25.4| 18.2| 1.72| 24.3| 18.3| 1.90| 23.2| 18.0| 2.09| 21.9| 15.1| 2.31| 18.7| 16.7| 2.56

1100

| 80| 62| 28.1| 25.3| 1.57| 27.1| 25.3| 1.74| 26.1| 24.4| 1.92| 25.1| 23.7| 2.11| 23.9| 23.1| 2.33| 21.8| 21.0| 2.60
80| 67| 29.4| 21.4| 1.59| 28.2| 21.9| 1.75| 27.0| 21.4| 1.93| 25.8| 21.3| 2.12| 24.5| 21.3| 2.34| 22.1| 17.5| 2.62
80| 72| 32.0| 16.0| 1.63| 30.6| 16.6| 1.79| 29.3| 16.2| 1.97| 27.9| 16.1| 2.16| 26.5| 16.2| 2.37| 23.9| 13.7| 2.64
75| 63| 27.3| 20.5| 1.56| 26.1| 20.9| 1.73| 25.0| 20.4| 1.90| 23.9| 20.2| 2.10| 22.6| 20.1| 2.31| 19.6| 18.1| 2.62

1200

| 80| 62| 28.6| 26.0| 1.58| 27.7| 25.8| 1.74| 26.6| 24.8| 1.92| 25.5| 24.2| 2.12| 24.4| 23.6| 2.34| 23.2| 23.1| 2.58
80| 67| 29.8| 22.7| 1.59| 28.7| 22.9| 1.76| 27.4| 22.4| 1.94| 26.2| 22.4| 2.13| 24.9| 22.2| 2.34| 23.5| 22.2| 2.59
80| 72| 32.3| 17.1| 1.64| 31.0| 17.3| 1.80| 29.6| 16.9| 1.98| 28.2| 16.9| 2.17| 26.8| 16.9| 2.38| 25.2| 17.1| 2.61
75| 63| 27.9| 21.9| 1.57| 26.5| 21.9| 1.73| 25.4| 21.5| 1.91| 24.2| 21.3| 2.10| 23.0| 21.1| 2.32| 21.6| 21.0| 2.56

R8GD-030K

K.W.

900

| 80| 62| 31.4| 26.7| 1.83| 29.1| 25.0| 2.14| 28.0| 25.1| 2.34| 26.8| 24.7| 2.56| 25.6| 25.2| 2.82| 21.8| 21.4| 2.90
80| 67| 33.0| 21.5| 1.85| 31.4| 20.3| 2.15| 30.2| 20.5| 2.36| 28.8| 20.2| 2.58| 27.4| 19.9| 2.83| 22.9| 17.0| 3.12
80| 72| 36.0| 15.8| 1.87| 34.6| 15.7| 2.17| 33.1| 16.0| 2.38| 31.7| 15.8| 2.60| 30.1| 15.6| 2.85| 25.3| 14.3| 3.13
75| 63| 31.3| 20.5| 1.85| 29.0| 19.7| 2.14| 27.8| 19.8| 2.34| 26.6| 19.5| 2.56| 25.3| 15.8| 2.82| 20.8| 16.9| 3.03

1100

| 80| 62| 32.3| 28.7| 1.95| 30.7| 28.6| 2.15| 29.6| 27.6| 2.35| 28.4| 26.8| 2.58| 27.2| 26.3| 2.83| 23.2| 23.0| 3.10
80| 67| 33.9| 22.8| 1.97| 32.5| 23.4| 2.16| 31.1| 22.9| 2.36| 29.7| 22.7| 2.58| 28.3| 22.7| 2.84| 25.0| 19.8| 3.17
80| 72| 36.8| 17.4| 1.99| 35.1| 18.1| 2.18| 33.5| 17.6| 2.38| 32.0| 17.4| 2.60| 30.4| 17.5| 2.85| 26.7| 16.4| 3.18
75| 63| 32.1| 22.6| 1.94| 30.0| 22.5| 2.14| 28.8| 22.0| 2.35| 27.4| 21.8| 2.57| 26.0| 21.8| 2.82| 22.5| 18.9| 3.13

1200

| 80| 62| 31.8| 28.5| 1.96| 30.7| 28.6| 2.15| 29.7| 27.7| 2.35| 28.6| 27.1| 2.57| 27.4| 26.5| 2.82| 26.2| 26.1| 3.10
80| 67| 34.2| 23.8| 1.96| 32.9| 24.0| 2.16| 31.0| 23.3| 2.36| 30.1| 23.4| 2.58| 28.7| 23.3| 2.83| 27.1| 23.4| 3.11
80| 72| 37.8| 18.5| 2.00| 35.9| 18.7| 2.17| 33.9| 18.1| 2.38| 32.4| 18.2| 2.60| 30.9| 18.1| 2.85| 29.2| 18.4| 3.12
75| 63| 31.5| 22.9| 1.96| 30.3| 23.1| 2.14| 29.1| 22.6| 2.34| 27.8| 22.5| 2.56| 26.4| 22.3| 2.82| 25.0| 22.3| 3.10

R8GD-036K

K.W.

1150

| 80| 62| 37.3| 30.9| 2.15| 36.0| 30.7| 2.37| 34.6| 30.8| 2.62| 33.2| 30.2| 2.90| 31.6| 31.1| 3.23| 29.9| 29.4| 3.61
80| 67| 40.6| 25.4| 2.16| 39.0| 25.2| 2.39| 37.5| 25.5| 2.64| 35.9| 25.1| 2.90| 34.1| 24.8| 3.22| 32.1| 23.4| 3.60
80| 72| 44.4| 19.6| 2.19| 42.9| 19.5| 2.42| 41.2| 20.0| 2.66| 39.4| 19.7| 2.93| 37.5| 19.5| 3.23| 35.3| 20.0| 3.59
75| 63| 37.4| 24.6| 2.15| 36.0| 24.4| 2.37| 34.6| 24.7| 2.62| 33.0| 24.2| 2.90| 31.2| 22.4| 3.23| 29.4| 24.0| 3.62

1300

| 80| 62| 38.4| 33.1| 2.15| 37.1| 33.6| 2.38| 35.8| 32.8| 2.62| 34.2| 32.2| 2.90| 32.7| 31.6| 3.23| 31.1| 30.8| 3.60
80| 67| 41.3| 27.0| 2.17| 39.8| 27.8| 2.40| 38.3| 27.3| 2.64| 36.7| 27.1| 2.91| 34.8| 27.1| 3.22| 32.8| 27.1| 3.60
80| 72| 45.2| 20.7| 2.20| 43.5| 21.7| 2.43| 41.8| 21.2| 2.67| 39.9| 21.1| 2.93| 38.0| 21.3| 3.23| 35.8| 21.5| 3.59
75| 63| 38.2| 26.2| 2.15| 36.8| 26.9| 2.38| 35.3| 26.3| 2.62| 33.7| 26.0| 2.90| 31.9| 26.0| 3.23| 30.0| 25.9| 3.61

1450

| 80| 62| 39.4| 35.2| 2.16| 37.9| 35.3| 2.38| 36.6| 34.1| 2.62| 35.3| 33.5| 2.90| 33.8| 32.6| 3.22| 32.1| 31.9| 3.60
80| 67| 42.1| 29.2| 2.18| 40.6| 29.5| 2.40| 39.0| 28.9| 2.65| 37.3| 28.9| 2.91| 35.4| 28.8| 3.22| 33.4| 28.9| 3.59
80| 72| 45.8| 22.3| 2.20| 44.1| 22.8| 2.43| 42.2| 22.3| 2.67| 40.4| 22.4| 2.94| 38.5| 22.4| 3.24| 36.3| 22.7| 3.58
75| 63| 38.9| 28.2| 2.16| 37.5| 28.5| 2.38| 36.0| 27.8| 2.62| 34.3| 27.7| 2.90| 32.5| 27.5| 3.23| 30.6| 27.5| 3.61

R8GD-042K

K.W.

1250

| 80| 62| 44.0| 34.9| 2.64| 43.1| 34.5| 2.90| 41.9| 34.9| 3.20| 39.1| 34.2| 3.59| 37.3| 35.5| 3.98| 35.5| 33.9| 4.41
80| 67| 48.1| 29.2| 2.69| 45.3| 28.5| 2.96| 47.9| 30.8| 3.24| 42.8| 28.3| 3.59| 40.5| 27.8| 3.97| 38.3| 26.1| 4.39
80| 72| 53.0| 22.6| 2.68| 50.3| 23.1| 3.14| 47.9| 21.6| 3.49| 46.2| 19.9| 3.64| 42.5| 19.1| 4.06| 41.9| 18.9| 4.50
75| 63| 44.5| 28.1| 2.65| 42.7| 27.8| 2.93| 41.1| 28.1| 3.24| 39.3| 27.1| 3.60| 37.9| 25.4| 3.96| 35.7| 27.5| 4.41

1400

| 80| 62| 45.2| 37.1| 2.65| 43.6| 35.5| 2.94| 42.1| 34.2| 3.33| 40.3| 32.0| 3.60| 38.7| 30.8| 3.97| 36.7| 29.8| 4.38
80| 67| 49.2| 32.5| 2.63| 48.1| 30.9| 2.95| 46.3| 29.7| 3.10| 43.2| 27.8| 3.64| 41.2| 27.0| 4.03| 39.1| 25.9| 4.45
80| 72| 55.3| 27.1| 2.71| 51.4| 25.2| 3.01| 49.4| 24.2| 3.36| 47.1| 23.6| 3.96| 44.7| 21.9| 4.10| 42.6| 21.3| 4.50
75| 63| 45.3| 29.6| 2.65| 43.8| 30.4| 2.92| 41.1| 30.8| 3.27| 40.0| 28.9| 3.60| 38.2| 29.2| 3.99| 36.2| 29.3| 4.42

1550

| 80| 62| 46.3| 39.7| 2.66| 47.8| 42.1| 2.92| 45.9| 41.1| 3.22| 41.2| 38.4| 3.61| 39.2| 37.9| 4.01| 37.5| 37.4| 4.44
80| 67| 50.9| 33.2| 2.71| 48.1| 33.3| 2.96| 49.5| 34.2| 3.26| 47.3| 34.1| 3.60| 42.4| 32.9| 3.97| 42.6| 34.2| 4.40
80| 72| 55.5| 25.6| 2.67| 51.4| 24.2| 3.15| 49.3| 25.6| 3.50| 48.9| 26.9| 3.64| 45.5| 25.9| 4.07| 43.1| 25.8| 4.51
75| 63| 46.3| 31.7| 2.67| 45.2| 32.2| 2.96| 42.8| 27.8| 3.26| 40.7| 30.7| 3.61| 38.8| 30.7| 4.00| 36.8| 31.0| 4.43

R8GD-048K

K.W.

1400

| 80| 62| 46.8| 37.8| 2.88| 45.1| 36.5| 3.20| 44.3| 35.1| 3.54| 42.3| 33.4| 3.91| 40.5| 33.7| 4.31| 38.2| 31.8| 4.79
80| 67| 50.2| 31.1| 2.99| 47.3| 29.7| 3.24| 46.0| 26.8| 3.59| 43.0| 25.3| 3.96| 41.1| 24.6| 4.37| 40.4| 29.2| 4.85
80| 72| 53.8| 26.9| 2.93| 52.1| 24.0| 3.32| 51.3| 22.2| 3.78| 49.2| 21.6| 4.00| 47.3| 21.2| 4.48| 43.6| 20.6| 4.91
75| 63| 47.8| 30.5| 2.84| 45.3| 30.0| 3.20| 43.4| 30.2| 3.55| 41.6| 29.7| 3.92| 39.5| 27.7| 4.35| 37.4| 29.5| 4.80

1600

| 80| 62| 49.1| 40.9| 2.85| 45.8| 40.8| 3.21| 45.5| 40.8| 3.55| 43.5| 40.1| 3.92| 41.1| 39.6| 4.36| 38.7| 38.4| 4.92
80| 67| 51.3| 35.9| 3.00| 51.2| 34.8| 3.25| 48.0| 34.6| 3.60| 46.0| 31.3| 3.97| 43.8| 33.4| 4.38| 39.9| 29.1| 4.97
80| 72| 56.3| 28.2| 3.10| 53.3| 27.1| 3.31| 52.0| 26.1| 3.78| 50.0| 25.9| 4.06| 47.1| 23.4| 4.42| 43.4| 22.2| 4.99
75| 63| 48.1| 32.2| 2.88| 46.1| 32.9| 3.21| 44.5| 32.2| 3.56| 42.5| 31.9| 3.93| 40.6| 31.9| 4.33| 34.9| 29.0| 4.91

1800

| 80| 62| 49.3| 43.2| 3.10| 46.8| 42.7| 3.41| 46.0| 42.1| 3.57| 44.6| 40.1| 4.00| 41.9| 33.3| 4.39| 40.3| 34.1| 4.95
80| 67| 52.1| 36.3| 3.30| 51.5| 36.6| 3.43| 48.1| 34.8| 3.60| 46.7| 35.5| 3.97| 46.1| 28.4| 4.39| 42.1| 31.4| 4.97
80| 72| 54.4| 26.7| 3.50| 53.0| 27.4| 3.45| 51.0| 26.1| 3.68| 48.2| 27.1| 4.03| 47.2| 26.9| 4.43| 45.3| 27.8| 5.01
75| 63| 49.8| 34.9| 3.10| 46.3| 34.5| 3.40| 45.5| 34.1| 3.57| 43.6| 34.0| 3.98| 41.4| 33.8| 4.38| 39.3| 33.9| 4.95

R8GD-X60K

K.W.

1500

| 80| 62| 58.3| 44.0| 3.75| 56.2| 43.6| 4.15| 53.9| 43.9| 4.60| 51.5| 43.0| 5.11| 48.9| 45.1| 5.68| 46.1| 42.5| 6.35
80| 67| 63.8| 37.0| 3.82| 61.4| 36.7| 4.22| 58.9| 37.1| 4.67| 56.2| 36.4| 5.18| 53.2| 35.8| 5.77| 50.0| 33.3| 6.43
80| 72| 70.8| 29.0| 3.90| 68.0| 28.8| 4.32| 65.1| 29.4| 4.77| 62.0| 28.8| 5.28| 58.6| 28.3| 5.88| 54.9| 29.0| 6.57
75| 63| 59.0| 35.9| 3.77| 56.8| 35.6| 4.16| 54.5| 35.8| 4.61| 52.0| 35.1| 5.11| 49.3| 32.4| 5.69| 46.3| 34.5| 6.36

1700

| 80| 62| 60.1| 47.1| 3.78| 57.9| 48.0| 4.18| 55.5| 46.9| 4.62| 53.0| 46.3| 5.13| 50.3| 46.0| 5.71| 43.5| 41.0| 6.38
80| 67| 65.6| 39.4| 3.84| 63.0| 40.5| 4.24| 60.4| 39.5| 4.69| 57.5| 39.1| 5.20| 54.5| 38.7| 5.79| 51.1| 38.7| 6.46
80| 72| 72.5| 30.5| 3.93| 69.6| 31.9| 4.34| 66.4| 30.9| 4.80| 63.1| 30.7| 5.31| 59.6| 30.9| 5.90| 55.6| 31.0| 6.59
75| 63| 60.7| 38.1| 3.78| 58.4| 39.1| 4.18| 55.9| 38.1| 4.63| 53.3| 37.3| 5.14| 50.5| 37.2| 5.72| 47.4| 37.0| 6.38

1900

| 80| 62| 61.6| 50.7| 3.80| 59.3| 50.9| 4.19| 56.8| 49.7| 4.64| 54.2| 49.3| 5.15| 51.5| 48.5| 5.73| 46.9| 44.8| 6.40
80| 67| 67.0| 42.4| 3.85| 64.4| 42.9| 4.26| 61.6| 41.4| 4.72| 58.6| 41.3| 5.22| 55.5| 41.0| 5.81| 52.0| 41.1| 6.48
80| 72| 73.8| 32.8| 3.94| 70.7| 33.5| 4.35| 67.4| 32.5| 4.81| 63.9| 32.5| 5.32| 60.1| 32.3| 5.91| 56.2| 32.6| 6.61
75| 63| 62.0| 40.9| 3.79| 59.7| 41.0| 4.20| 57.1| 39.9| 4.65| 54.4| 39.7| 5.15| 51.5| 39.3| 5.73| 48.3| 39.3| 6.40

R8GD ACCESSORIES

Economizer, Downflow, Modulating w/filter (does not require filter kit) 2 – 3 Ton| 547833
Economizer, Downflow, Modulating w/filter (does not require filter kit) 3.5 – 5 Ton| 558870
Economizer, Horizontal, Modulating 2 – 5 Ton| 547841
Power Exhaust, Downflow (application requires downflow economizer) (Special Order)| 547842
Power Exhaust, Horizontal (application requires horizontal economizer) (Special Order)| 547843
Filter Kit R8GD 2 – 3 Ton| 547887
Filter Kit R8GD 3.5 – 4 Ton| 547888
Filter Kit R8GD 5 Ton| 547889
Filter Kit, All Downflow Applications (not required with economizer)| 547885
Hood Type Hail Guard, Coil Dim. 30” X 76” 2, 2.5, 3 Ton| 547845
Hood Type Hail Guard, Coil Dim. 34” X 76” 3.5 – 4 Ton| 547846
Hood Type Hail Guard, Coil Dim. 38” X 76” 5 Ton| 547847
DUCT SMOKE DETECTOR PHOTO ELEC| 558863
MULTI SIGNAL CONTROL| 547893
SAMPLING TUBE DST3, 2-4ft| 558864
SAMPLING TUBE DST5, 4-8ft| 558865
Low Ambient Kit| 918837
U.S. – LP Gas/High Elevation Conversion Kit, 1 & 2 Stage models (0 – 10,000 ft. above sea level)| 904404A
Canada – LP Gas/High Elevation Conversion Kit, 1 & 2 Stage models (0 – 4,500 ft. above sea level)| 904405A
Outdoor Thermostat Kit| 913852
Universal Hard Start Kit| 912933
Skirt Trim Kit| 919729
Extreme High Wind Kit – Roof Curb Mount| 903696
Extreme High Wind Kit – Ground Mount| 903695
Freezestat Kit| 917108
Control, CO2 Sensor| 547848

GENERAL TERMS OF LIMITED WARRANTY

NORDYNE will furnish a replacement for any part of this product which fails in normal use and service within the first year of installation, in accordance with the terms of the warranty.
For complete details of the Limited Warranty, including applicable terms and conditions, see your local installer or contact the NORDYNE warranty department for a copy.

8000 Phoenix Parkway | O’Fallon, MO 63368-3827

Specifications and illustrations subject to change without notice and without incurring obligations. Printed in U.S.A (06/2014)

www.intertherm.net

Trademark Intertherm® used under license. © Nortek Global HVAC, LLC. All Rights Reserved.

References

• TCPDF

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