TECHNICAL
GUIDE
TECHNICAL GUIDE
MODEL: GY8S160E30UH21
GAS-FIRED COMMERCIAL BELT-DRIVE MID-EFFICIENCY MULTI-POSITION UPFLOW/HORIZONTAL FURNACE
160 MBH INPUT
Due to continuous product improvement, specifications are subject to change without notice.
Visit us on the web at www.york.com for the most up-to-date technical information.
Additional information can be found at www.gamanet.org.
286125-BTG-B-1211
DESCRIPTION
This mid-high efficiency, compact unit employs induced combustion, reliable hot surface ignition and high heat transfer tubular heat exchangers. The unit is factory shipped for installation in upflow or horizontal applications.
This furnace is designed for residential and commercial applications. The unit is factory assembled, wired and tested to assure safe dependable and economical installation and operation.
The unit is Category I listed and may be common vented with another gas appliance as allowed by the National Fuel Gas Code.
WARRANTY
20-year limited warranty on the heat exchanger.
10-year heat exchanger warranty on commercial applications.
5-year limited parts warranty.
FEATURES
•Easily applied in upflow, horizontal left or horizontal right installation with no conversion necessary
•Electronic hot surface ignition with high reliability and dependability
•100% shut off main gas valve for added safety
•Rollout safety control
•Large belt-drive blower for high CFM and static capability
•1-1/2 HP ball bearing motor
•Reliable hot surface igniter
•High quality inducer motor for quiet operation
•Standard terminals for controlling humidifiers and EAC’s or other commercial application requirements
•40 VA control transformer fuse protected
•Easy to connect power and control wiring
•Efficiency ratings of 78 AFUE attained by using tubular heat exchangers
•Cooling relay supplied for easy installation of add-on cooling
•Adjustable fan-off settings to eliminate “cold-blow”
•Compact 43-1/2 in. height allows installation in small space confines
•Equipped with timer relay providing motor protection if operated on continuous blower or if unit is “twinned”
•208/230 volt operation, convertible for 115 volt
•Model is propane convertible
•Attractive pre-paint finished steel cabinet for durability and corrosion resistance
FOR DISTRIBUTION USE ONLY - NOT TO BE USED AT POINT OF RETAIL SALE
286125-BTG-B-1211
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D |
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B |
19-1/4 |
VENT CONNECTION |
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3/4 |
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(see note) |
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POWER WIRING |
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13-3/4 |
7/8” HOLE |
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2-1/2 |
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43-1/2 |
GAS INLET |
ACCESS |
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WIRING |
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1-1/4” x 2-1/2” |
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7/8” K.O. |
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OPTIONAL SIDE |
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RETURN CUT-OUT |
35-1/2 |
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(either side) |
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4 
9-1/4
2-1/2
2
14
2-1/4
23-1/2
1-1/8
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FRONT |
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LEFT SIDE |
T’STAT WIRING |
RIGHT SIDE |
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7/8” K.O. |
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VENT CONNECTION |
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C |
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19-1/4 |
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(vent size - see note) |
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4 |
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TOP IMAGE |
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BOTTOM IMAGE |
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NOTE: Vent must be increased to 5” using adaptor provided |
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CABINET AND DUCT DIMENSIONS
Model Number |
Nominal |
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Cabinet Dimension |
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CFM |
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A(in.) |
B(in.) |
C(in.) |
D(in.) |
E(in.) |
F(in.) |
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GY8S160E30UH21 |
3500 |
32 1/4 |
31 |
30 1/4 |
4.0 |
19 1/8 |
3 3/4 |
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RATINGS & PHYSICAL / ELECTRICAL DATA - UPFLOW MODELS
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Input |
Output |
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Nominal |
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Cabinet |
Air Temp. Rise |
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Operation |
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Model |
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Airflow |
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Width |
AFUE |
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Weight |
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MBH |
MBH |
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CFM |
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Inches |
°F |
°C |
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Lbs |
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GY8S160E30UH21 |
160 |
130 |
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3500 |
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32-1/4 |
25-55 |
13-31 |
78.0 |
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250 |
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Model |
Max. Outlet |
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Blower |
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Blower |
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Air Temp |
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Size |
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Max |
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Total Unit |
Min. Wire size (awg) |
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Over-current |
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°F |
°C |
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Hp |
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Amps @ |
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Inches |
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230 VAC |
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Amps |
protection |
@ 75 ft. one way |
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GY8S160E30UH21 |
150 |
65.6 |
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1.5 |
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10 |
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12 x 15 |
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208/230 VAC (ONLY) |
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15 |
20 |
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12 |
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115 AND 208/230 VAC (SPLIT) |
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6 & 11 |
15 |
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12 |
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115 VAC (ONLY)3 |
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27 |
30 |
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10 |
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1.AFUE numbers are determined in accordance with DOE test procedures.
2.Wire size and overcurrent protection must comply with the National Electrical Code (ANSI/NFPA-70-latest edition).
3.Motor must be converted for 115 VAC operation.
4.For altitudes above 2,000 ft., reduce capacity 4% for each 1,000 ft. above sea level. Refer to Form 650.74-N1.1V
5.Wire size based on copper conductors, 60°C, 3% voltage drop.
6.See Replacement Parts list for LP gas and High Altitude conversion kits. External filter kits (bottom & sides) are also available for models above. Continuous return air temperatures must not be below 55°F (13°C).
HORIZONTAL VENTING - WITH APPROVED AUXILIARY POWER VENTER
Horizontal Vent Length Ft (m) with 4 Elbows
Pipe Size |
Minimum Vent Length |
Maximum Vent Length |
Inches |
Feet |
Feet |
5 |
4.5 |
34.5 |
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2 |
Unitary Products Group |
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