REPLACEMENT PARTS LIST
ECONOMITE
MODEL
DS24A
Installation and Service
Manual 8470-71
First issue Date Coded 293.
■ First construction March 15, 1993 (date code 1193). Features a 30VA Transformer to accommodate higher valve
current draw on newer Honeywell Combination Valves, Terminal Strip with 4-terminals plus earth ground terminal
and modified wiring. Currently DS24A Motor Shelf assembly is interchangeable with Models E20B and E20BP.
■ Supersedes Model DS24 featuring a 20VA Transformer and Terminal Strip with 5-terminals plus earth ground
terminal.
IMPORTANT: Availability of parts as well as specifications are subject to change without notice.
Please consult factory for item availability.
AVOID ERROR IN PARTS SELECTION. When ordering use complete MIDCO Part Number and Description.
Furnish burner model number, bill of material number and date code from specification plate.
MIDCO International Inc.
4140 WEST VICTORIA STREET ¥ CHICAGO, ILLINOIS 60646 ¥ (773) 604-8700 FAX: (773) 604-4070 ¥ http://www.midco-intl.com
PRINTED IN U.S.A.
8472-55
298
Refer to listing for proper application.
LAYOUT MAY NOT BE AS SHOWN
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PART NO. DESCRIPTION
PART NO. DESCRIPTION
3981-00
5734-50
6021-00
6021-90
6213-10
6215-70
6221-08
6221-09
6221-10
6221-11
6221-12
6225-00
6227-90
6228-50
6231-00
4" Dia. Stainless Nozzle Sleeve
Transformer 115/1/50-60 Primary, 24V-30VA
Secondary; (Prod. Unlimited
4000-01M04J232)
Motor Mounting Bracket
3 Rubber Motor Mounts and Clips
Orifice Pipe Elbow and Seal Assembly
Terminal Strip only
Main Spud - 1/8 Drill (.125) - 50,000 to
70,000 BTU/hr. - PROPANE
Main Spud - #24 Drill (.152) - 50,000 to
70,000 BTU/hr. - NATURAL; 70,000 to
100,000 BTU/hr. - PROPANE
Main Spud - #15 Drill (.180) - 70,000 to
100,000 BTU/hr. - NATURAL; 100,000 to
150,000 BTU/hr. - PROPANE
Main Spud - 7/32 Drill (.218) - 100,000 to
150,000 BTU/hr. - NATURAL; 150,000 to
225,000 BTU/hr. - PROPANE
Main Spud - "I" Drill (.272) - 150,000 to
225,000 BTU/hr. - NATURAL
Plenum and Tube Assembly
Blower Shelf Kit (includes Motor, Blower
Wheel and Housing, Terminal Strip, Motor
Relay and 24 volt Transformer)
Spud Gasket
Blower Wheel
6250-00
6253-50
6258-60
6262-00
6266-50
6268-00
6278-20
8408-39
8408-76
8419-42
8429-03
8574-04
2020100
2020400
2020500
Motor with built in centrifugal switch - 120
volt (Fasco 7121-6655)
Burner Nozzle with Ribbon
Valve Wire Assembly
Electrode Assembly (order Mounting Bracket
separately)
High voltage Cable - Order Silicone Boot
separately
Electrode Mounting Bracket
Motor Switching Relay - 24 volt (Prod.
Unlimited 9400-01Q2232)
Silicone Boot - may be used on Spark
Electrode or Sense Electrode
3-Amp Type 3AG Glass Fuse 1/4" Dia. x
1
1/4" LG
1/2" 3-Function Redundant Main Valve with
Regulator (M-H VR8305M2102)
Electronic Control (M-H S87D1087)
Sense Wire (order Silicone Boot for Sense
Electrode separately)
4" Dia. Mounting Flange
4" Long Accessory Blast Tube Extension
8" Long Accessory Blast Tube Extension
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