ADC ML-78 manual Hot Surface Ignition HSI Burner Assembly, Refer to Sail Switch Assembly on

Hot Surface Ignition (HSI) Burner Assembly 33

Illus. No.	Part No.	Qty.	Description
1	882022*	1	Natural Gas Burner Assembly Complete Less Orifices
			(includes illus. nos. 1 through 9 and 11 through 29)
			For models mfd. with Natural Gas ONLY
	882023*	1	L.P. (liquid propane) Gas Burner Assembly Complete Less Orifices
			(includes illus. nos. 1 through 9 and 11 through 29)
			For models mfd. with L.P. (liquid propane) Gas ONLY
	802237	1	Burner Box ONLY
	881655**	1	Burner L.P. Conversion Kit
2	353260	1	Burner Box Front ONLY
3	150413	5	#10-16 x 1/2" Hex Head TEK Crimptite Screw
4	810029	1	Hot Surface Ignition (HSI) Module Mounting Bracket
5	881797	1	HSI (Hot Surface Ignition) Module II
6	141105	3	Large Burner Tube
7	150103	3	#8-32 x 1/2" Phillips Round Head Machine Screw
8	153000	3	#8 Steel Burr
9	151001	3	#8-32 Pal Nut
10**	140853	3	#23 Burner Orifice (natural gas) ONLY
	140810	3	#42 Burner Orifice (liquid propane gas) ONLY
11	141232	1	3-Port Manifold
12	318700	2	Pipe Bracket
13	150300	2	#10 x 1/2" Hex Washer TEK Screw
14	128927	1	1/2" 24 VAC Redundant (natural gas) Gas Valve
	880960	1	1/2" 24 VAC L.P. (liquid propane) Gas Valve Assembly
	140411	1	24 VAC Gas Valve L.P. (liquid propane) Conversion Kit
15	881367	1	1/2" Union Shut Off with Tail Piece
16	142809	1	1/2" x 29-1/8" Nipple
17	323737	1	Pipe Bracket
18	319704	1	Hi-Limit Mounting Bracket
19	151000	2	#6-32 Pal Nut
20	150001	2	#6-32 x 1/2" Phillips Round Head Machine Screw
21	130401	1	330º F Hi-Limit ONLY
22	---------	1	Sail Switch
			(refer to Sail Switch Assembly on page 34)
23	143000	1	3/4" TO 1/2" Reducing Coupling
	142936	1	3/4" BSPT x 1/2" Reducing Coupling
			(CE dryers only)
24	150413	2	#10-16 x 1/2" Hex Head TEK Crimptite Screw
25	150413	2	#10-16 x 1/2" Hex Head TEK Crimptite Screw
26	151001	2	#8-32 Pal Nut
27	150413	3	#10-16 x 1/2" Hex Head TEK Crimptite Screw
28	128921	1	HSI Flame Sensor
29	150301	1	#8-18 x 7/16" Phillips Pan Head TEK Screw
30	881597	1	Hot Surface Ignitor (2-1/2" length) - 24 VAC
31	150413	1	#10-16 x 1/2" Hex Head TEK Crimptite Screw

*Burner orifices are not included and must be ordered separately.

**Consult factory for elevations over 2,000 feet.

Telephone: (508) 678-9000 Fax: (508) 678-9447