York R-410A Natural Gas Application Data-SingleStage, Natural Gas Application Data-TwoStage

279550-YIM-A-0207

Table 9: Natural Gas Application Data-Single Stage

	Input	Output	Gas Rate2	Number of	Temp. Rise ºF
Available On Models					At Full Input3
	(MBH)1	(MBH)	Ft.3/Hr.	Burners
					Min.	Max.
2 Ton	45	36	42	2	25	55
2 Ton	70	56	65	3	30	60
3,4 Ton	80	64	74	3	25	55
3 Ton	108	87	100	4	45	75
4 Ton	108	87	100	4	35	65
4 Ton	135	108	126	5	45	75

1.Heating capacity valid for elevations up to 2000 feet above sea level. For elevations above 2,000 feet, rated capacity should be reduced by 4% for each 1,000 feet above sea level.

2.Based on 1075 BTU/Ft.3.

3.The air flow must be adequate to obtain a temperature rise within the range shown. Continuous return air temperature should not be below 55°F.

Table 10: Natural Gas Application Data-Two Stage

	Input	Output	Gas Rate2	Number of	Temp. Rise ºF
Available On Models	(MBH)1	(MBH)	Ft.3/Hr.		At Full Input3
				Burners
	High Fire/Low Fire	High Fire/Low Fire	High Fire/Low Fire		Min.	Max.
2 Ton	70 / 45.5	56 / 36.4	65 / 42	3	30	60
3 Ton	108 / 70.2	87 / 56.2	100 / 65	4	45	75
4 Ton	108 / 70.2	87 / 56.2	100 / 65	4	35	65
4 Ton	135 / 87.75	108 / 70.2	126 / 82	5	45	75

1.Heating capacity valid for elevations up to 2000 feet above sea level. For elevations above 2,000 feet, rated capacity should be reduced by 4% for each 1,000 feet above sea level.

2.Based on 1075 BTU/Ft.3.

3.The air flow must be adequate to obtain a temperature rise within the range shown. Continuous return air temperature should not be below 55°F.

Table 11: Propane1 (LP) Gas Application Data-Single Stage

	Input Capacity	Output Capacity	Gas Rate3		Temp. Rise ºF
Available On Models				Number of Burners	At Full Input4
	(Mbh)2	(Mbh)	Ft.3/Hr.
					Min.	Max.
2 Ton	45	36	18	2	25	55
2 Ton	70	56	28	3	30	60
3,4 Ton	80	64	32	3	25	55
3 Ton	108	87	43	4	45	75
4 Ton	108	87	43	4	35	65
4 Ton	135	108	54	5	45	75

1.Propane applications are accomplished by field installation of a Propane Conversion Accessory, Model 1NP0807 for 2 Ton unit with 33-1/2” tall cabinet and Model 1NP0808 for 3 and 4 Ton units with 41-1/2” tall cabinets.

2.Heating capacity valid for elevations up to 2,000 feet above sea level. For elevations above 2,000 feet, rated capacity should be reduced by 4% for each 1,000 feet above sea level.

3.Based on 2500 BTU/Ft.3.

4.The air flow must be adequate to obtain a temperature rise within the range shown. Continuous return air temperature should not be below 55°F.

Table 12: Propane1 (LP) Gas Application Data-Two Stage

	Input Capacity	Output Capacity	Gas Rate3		Temp. Rise ºF
Available On Models	(Mbh)2	(Mbh)	Ft.3/Hr.	Number of Burners	At Full Input4
	High Fire/Low Fire	High Fire/Low Fire	High Fire/Low Fire		Min.	Max.
2 Ton	70 / 45.5	56 / 36.4	28 / 18.2	3	30	60
3 Ton	108 / 70.2	87 / 56.2	43 / 27.95	4	45	75
4 Ton	108 / 70.2	87 / 56.2	43 / 27.95	4	35	65
4 Ton	135 / 87.75	108 / 70.2	54 / 35.1	5	45	75

1.Propane applications are accomplished by field installation of a Propane Conversion Accessory, Model 1NP0809 for 2 Ton unit with 33-1/2” tall cabinet and Model 1NP0810 for 3 and 4 Ton units with 41-1/2” tall cabinets.

2.Heating capacity valid for elevations up to 2,000 feet above sea level. For elevations above 2,000 feet, rated capacity should be reduced by 4% for each 1,000 feet above sea level.

3.Based on 2500 BTU/Ft.3.

4.The air flow must be adequate to obtain a temperature rise within the range shown. Continuous return air temperature should not be below 55°F.

Unitary Products Group 17