Literature Library KG7T Two Stage Fixed Speed High Efficiency Upflow Horizontal and Downflow Gas Furnaces Owner’s Manual

TECHNICAL SPECIFICATIONS
KG7T (A nda KSeries)
TwoStage,FixedSpeed
HighEfficiencyUpflow/Horizontal
and Downflow Gas Furnaces
Induced Draft – 80+ AFUE
Input 60,000 – 140,000 Btuh

The high efficiency gas furnace may be installed free standing in a utility room, basement, or enclosed in an alcove or closet. The rounded corner jacket provides a pleasing “appliance appearance.” Design certified by CSA for application in the United States and Canada.

WARRANTY

• 10 Year all-parts warranty.
• 10 Year Quality Pledge to replace the unit if the heat exchanger fails within the first 10 years of operation, to the original owner.
• Consumer product registration required for 10 year All Parts Warranty and Quality Pledge within a limited period of time after the installation. See current warranty document or visit our consumer web site listed on the back of this document for warranty details.
• When registered, this product is upgraded to a limited lifetime heat exchanger warranty.

FEATURES and BENEFITS

• 100% fired and tested: All units and each component are tested on the manufacturing line.
• Best packaging in the industry: Unique corner post design assures product will arrive to the homeowner dent free.
• Low Boy Height: Easy to apply in low ceiling applications, works well with taller high SEER coils, easier to handle and install.
• Tubular primary heat exchanger: Heavy gauge aluminized steel heat exchanger assures a long life.
• 30 second blower delay at start-up: Assures a warm duct temperature at furnace start-up. Adjustable blower off settings (60, 90, 120 and 180 seconds).
• 30 second post purge: Increases life of heat exchanger.
• Hot surface ignitor: Innovative application of an appliance type ignitor with a 20 year history of reliability. Utilizes proven Smartlite® technology.
• Color coded wire harness: Designed to fit the components, all with quick-connect fittings for ease of service and replacement.
• High static blowers: All models equipped with high static blowers.
• 90 second cooling cycle blower-off delay (TDR): increases cooling performance when matched with a NORDYNE coil.
• Flexible category I venting system: May be vented with dedicated venting system or common vented with other category one appliances.
• Variable speed blower kit: Upgradable to full variable speed with kit.
• LP convertible: Simple burner orifice and regulator spring change for ease of convertibility.
• Diagnostic lights for easy troubleshooting without counting flashes: Dedicated light for flame signal strength and 2 lights in combination to indicate all other fault codes with easy to recognize states without counting flashes.
• Integrated control board: Incorporates connections for electronic air cleaner, humidifier and twinning.
• Two piece door design: Enhances furnace appearance and uses captured screws to prevent loosing door screws.
• Energy Efficient Brushless DC (ECM) Motor: Gives up to 1 SEER point efficiency gain in cooling.

GAS FURNACE COMPONENTS

DIMENSIONS

KG7TA 80+ High Efficiency Upflow/Horizontal Series

BLOWER PERFORMANCE – KG7TA/TK

Notes:

1. Motor Switch Settings are for heating speeds using HEAT switches 1, 2, 3, & 4 and cooling speeds using COOL switches 5, 6, 7, & 8.
2. Two openings are recommended for airflows above 1600 CFM if the filter(s) is (are) adjacent to the furnace. ‘
3. Data is shown without filter.
4. Temperature rises in the table are approximate. Actual temperature rises may vary.
5. Temperature rises that are shaded in grey are for reference only. These conditions are not recommended.

Notes:

1. Motor Switch Settings are for heating speeds using HEAT switches 1, 2, 3, & 4 and cooling speeds using COOL switches 5, 6, 7, & 8.
2. Two openings are recommended for airflows above 1600 CFM if the filter(s) is (are) adjacent to the furnace.
3. Data is shown without filter. ‘
4. Temperature rises in the table are approximate. Actual temperature rises may vary.
5. Temperature rises that are shaded in grey are for reference only. These conditions are not recommended.

Notes:

1. Motor Switch Settings are for heating speeds using HEAT switches 1, 2, 3, & 4 and cooling speeds using COOL switches 5, 6, 7, & 8.
2. Two openings are recommended for airflows above 1600 CFM if the filter(s) is (are) adjacent to the furnace.
3. Data is shown without filter.
4. Temperature rises in the table are approximate. Actual temperature rises may vary.
5. Temperature rises that are shaded in grey are for reference only. These conditions are not recommended.

MODEL IDENTIFICATION CODE

SPECIFICATIONS

KG7TA/TK MODEL NUMBERS| **060C-23A1| 080C-24B1| 100C- 24B1| 100C-35C1| 120C-35C1| 140C-45D1
---|---|---|---|---|---|---
Input – Btuh (a)| 60,000 / 39,000| 80,000 / 52,000| 100,000 / 65,000| 100,000 / 65,000| 120,000 / 78,000| 140,000 / 91,000
Heating Capacity – Btuh| 48,000 / 31,200| 64,000 / 41,600| 80,000 / 52,600| 80,000 / 52,600| 96,000 / 62,400| 112,000 / 72,800
AFUE**| 80.0| 80.0| 80.0| 80.0| 80.0| 80.0
Blower D x W| 10 x 6| 11 x 8| 11 x 8| 11 x 10| 11 x 10| 11 x 10
Motor H.P. – Speed – Type| 1/2 BLDC| 1/2 BLDC| 1/2 BLDC| 3/4 BLDC| 3/4 BLDC| 1 BLDC
Motor FLA| 6.2| 6.2| 8.7| 8.7| 8.7| 11.7
Rated Ext. SP – In. W.C.| 0.5| 0.5| 0.5| 0.5| 0.5| 0.5
Temperature Rise Range – ºF| 25-55| 30-60| 30-60| 35-65| 35-65| 40-70
Shipping Weights| 115lbs| 110lbs| 120lbs| 125lbs| 135lbs| 155lbs

All models are 115 V, 60 HZ. Gas connections are 1/2″ N.P.T.
AFUE= Annual Fuel Utilization Efficiency

ACCESSORIES

KG7TA/TK KITS

Description| SKU
Fixed speed -to- variable speed| 904880
“A” Cabinet downflow sub base kit| 902974
“B”, “C”, “D” Cabinet downflow sub base kit| 904911
U.S. LP Conversion kit (0 to 10,000 ft.)| 904914
Canada LP Conversion kit (0 to 4,500 ft.)| 904915
Bottom return filter 20 per box, “A” cabinet| 903088
Bottom return filter 20 per box, “B” cabinet| 904916
Bottom return filter 20 per box, “C” cabinet| 904917
Bottom return filter 20 per box, “D” cabinet| 904918
Side return filter kit| 541036

www.ahridirectory.com
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 ten years 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 (02/2010)
834C-0210 (Replaces 834C-1009)

References

• TCPDF

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