Desa NTH100, NTH150, NTH70, NTH35 NTH50 50,000 BTU/HR MODEL, Parts List, Number, Description

OWNER’S MANUAL

PARTS LIST

NTH50

50,000 BTU/HR MODEL

This list contains replaceable parts used in your heater. When ordering parts, be sure to provide the correct model and serial numbers (from the model plate), then the part number and description of the desired part.

KEY	PART	PART		KEY	PART	PART
NO.	NUMBER	DESCRIPTION	QTY.	NO.	NUMBER	DESCRIPTION	QTY.
1	M51104-01	Handle	1	18-16	M50016	Elbow, 90˚ (Barb Fitting)	1
				18-17	M8643	Blade	4
2	098511-231	Upper Shell	1
				18-18	FHPF3-5C	Screw, #10-32 x 5/8"	2
3	102432-01	Screw/Lockwasher, 1/2"	6
				18-19	104007-01	Capacitor	1
4	098512-55	Combustion Chamber	1
				19	M51105-01	Fan Guard	1
5	M11084-29	Screw, #10-16 x 3/4"	2
				20	NTC-4C	Hex locknut	2
6	M16660	Photocell Bracket	1
7	M10908-2	Screw, #6-32 x 3/8"	2	21	M50104-02	Bushing (wires)	2
8	HA3019	Photocell Assembly	1	22	102801-01	Power Line RFI Filter	1
9	098872-03	Power Cord	1	23	098511-232	Lower Shell	1
10	**	Burner Head Assembly	1	24	M11271-8	Clip Nut	6
10-1	100735-16	Nozzle	1	25	097462-01	ON/OFF Switch	1
10-2	M10659-1	Nozzle Seal Washer	2	26	079919-01	Switch Cover	1
10-3	M10809-1	Nozzle Seal Spring	1	27	RF3-6B	Screw, #10-32 x 3/4"	1
10-4	M8882	Nozzle Seal Sleeve	1	28	M29652-04	Rubber Airline	1
10-5	M51098-02	Burner Head Body	1	29	079973-01	Fuel Line	1
10-6	M50820-01	Barb Fitting	2	30	M16841-57	Wire Assembly (red)	1
10-7	104184-01	Spark Plug	1	31	M10990-3	Rubber Bushing	1
11	102431-01	Screw/Lockwasher, 1/2"	12	32	M50876-05	Fuel Filter Assembly	1
12	M30865-02	Bushing	2			(Includes bushing)
13	M50400	Strain Relief Bushing	1	33	102482-02	Electronic Ignitor	1
14	M51107-01	Fan	1	34	M11084-29	Screw, #10-16 x 3/4"	2
15	M50631	Rubber Bumper	2	35	099125-13	Terminal Board	1
16	079010-33	Wire Assembly (black)	2	36	099157-01	Rivet	1
17	101205-01	Motor Bracket	1	37	097702-01	Fuel Tank Cap	1
18	**	Motor and Pump Assembly	1	38	097630-02	Flame-Out Control	1
18-1	102001-19	Motor (230V/50Hz)	1	39	098513-90	Fuel Tank	1
18-2	079975-02	Pump Body	1	40	097461-05AA	Side Cover	1
18-3	M22009	Insert	1	41	NPF-3B	Nut, #10-32	3
18-4	M22456-1	Rotor	1	42	099177-01	Hex Nut	1
18-5	M29608	End Pump Cover	1	43	078918-01	Terminal Board Tab Cap	2
18-6	M29632	Lint Filter	1	44	097785-01	Vinyl Foam Gasket	1
18-7	M29633	Intake Filter	1	45	WLE-3	Lock Washer, #10	2
18-8	M29609	End Filter Cover	1
					PARTS AVAILABLE - NOT SHOWN
18-9	M12461-31	Screw, #10-32 x 1"	3
18-10	M8940	Steel Ball (1/4" Dia.)	1		HA2210	Filler Neck Screen	1
18-11	M10993-1	Pressure Relief Spring	1
18-12	M27694	Adjusting Screw	1		104974-01	Tradename Decal	2
18-13	M22997	Plug	1		M9900-192	Combustion Chamber
18-14	M29612-01	Output Filter	1			Ground Wire	1
18-15	M12461-31	Screw, #10-32 x 1"	6

**Not available as an assembly, order parts separately.

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