York D2NA060, D1NA018 installation instructions Flue Vent Hood, Physical Data

035-18265-001-A-0202
3. Use wrought iron or steel pipe for all gas lines. Pipe dope					FLUE VENT HOOD
	should be applied sparingly to male threads only.				The flue vent hood with screen is not shipped attached. This hood
CAUTION: If flexible stainless steel tubing is allowed by the					must be installed to assure proper unit operation. The hood must
	authority having jurisdiction, wrought iron or steel				be fastened to the outside of the side gas control/electrical com-
	pipe must be installed at the gas valve and extend a				partment with the screws provided in the bag attached to the in-
	minimum of two (2) inches outside of the unit casing.				side of the gas control/electrical compartment, see Figure 3.
WARNING: Natural gas may contain some propane. Propane,					The unit is controlled by a conventional four wire heating/cool-
	being an excellent solvent, will quickly dissolve				ing thermostat common to this class of equipment.
	white lead or most standard commercial com-
	pounds. Therefore, a special pipe dope must be
	applied when wrought iron or steel pipe is used.
	Shellac base compounds such as Gaskolac or Sta-					WARNING: FLUE HOOD SURFACES
	lastic, and compounds such as Rectorseal #5,								MAY BE HOT.
	Clyde's or John Crane may be used.
4. All piping should be cleaned of dirt and scale by hammering								V E N T		O U T L E T S C R E E N
	on the outside of the pipe and blowing out the loose dirt and
	scale. Before initial start-up, be sure that all of the gas lines									F L U E			V E N T O U T L
	external to the unit have been purged of air.									A I R			H O O D
5. The gas supply should be a separate line and installed in ac-
	cordance with all safety codes as prescribed under “Limita-
	tions”. After the gas connections have been completed, open
	the main shut-off valve admitting normal gas pressure to the
	mains. Check all joints for leaks with soap solution or other
	material suitable for the purpose. NEVER USE A FLAME.
6. The furnace and its individual manual shut-off valve must				FIG. 3 - FLUE VENT OUTLET AIR HOOD
	be disconnected from the gas supply piping system during
									CAUTION
	any pressure testing of that system at test pressures in ex-
	cess of 1/2 psig (3.48 kPa).				The flue exhaust hood must be properly installed and within the
	The furnace must be isoulated from the gas supply piping				recommended clearances. Further communications and action
					must be given to the home or building owner(s) to eleiminate
	system by closing its individual manual shut-off valve dur-
	ing any pressure testing of the gas supply piping system at				any unauthorized humon contact around this area during the
	test pressures equal to or less than 1/2 psig (3.48 kPa).				heating cycle. Flue hood surface and immediate area is de-
					signed to operate at high temperatures during the heating cycle.
	TABLE 6 - PHYSICAL DATA
		MODELS							DNA
				018		024	030		036	042		048		060
	EVAPORATOR	CENTRIFUGAL BLOWER (Dia. x Wd. in.)	10 X 8			10 X 8	10 X 8		11 x 10	11 x 10		12 x 11		12 x 11
	BLOWER	FAN MOTOR HP (Three Speed)		12		12	12		34	34		1.0		1.0
	EVAPORATOR	ROWS DEEP		2		2	2		2	3		3		3
		FINS PER INCH		14		13	13		15	13		13		13
	COIL
		FACE AREA (Sq. Ft.)		2.25		3.5	3.5		3.5	3.5		4.5		4.5
		PROPELLER DIA. (in.)		22		22	22		22	22		22		22
	CONDENSER	FAN MOTOR HP		14		14	14		14	14		14		14
	FAN	NOM. CFM TOTAL		1,800		2,200	2,400		2,400	2,400		3,000		3,000
	CONDENSER	ROWS DEEP		1		1	1		1	1		1		1
		FINS PER INCH		13		13	16		20	20		20		20
	COIL
		FACE AREA (Sq. Ft.)		8.3		8.3	11.7		11.7	11.7		14.8		14.8
	CHARGE	REFRIGERANT 22 (lbs./oz.)		3 / 2		3 / 6	4 / 12		4 / 3	4 / 12		6 / 0		5 / 4
	FILTER*	FACE AREA (Sq. Ft.) / SIZE (NOMINAL)	2.6/20x20			2.6/20x20	2.6/20x20		2.6/20x20	2.6/20x20	3.3/20x12			3.3/20x12
		NATURAL GAS BURNER ORIFICE NO.		43		43	43		43	43		40		40
		(Qty./Drill size)
	FURNACE
		PROPANE BURNER ORIFICE NO.		55		55	55		55	55		53		53
	SECTION
		(Qty./Drill size)
			1			1	1		1	1		1		1
		GAS CONNECTION SIZE	2NPTI			2NPTI	2NPTI		2NPTI	2NPTI		2NPTI		2NPTI
	COMPRESSOR	HERMETICALLY SEALED		R		R	R		R	R		S		S
	TYPE	(R = RECIPROCATING, S = Scroll)

*= Three phase 018 thru 042 size units are supplied with one (1) filter and on three phase 048 and 060 size units two (2) filters are supplied. Single phase units are shipped without filters. See “FILTERS” on page 4.

6 Unitary Products Group