Parts Manuals User guide
Form P-RDF, P/N 270069 R6, Page 16
CODE
Burners (Iincludes cast iron burner and stainless steel mixing plates; does not include Code 122A
or 122B, graphite paste, or hardware)
Size BTU P/N
121
6" Burner 250,000 123405
12" Burner 500,000 123665
18" Burner 750,000 123684
24" Burner 1,000,000 123696
30" Burner 1,250,000 123700
36" Burner 1,500,000 145140
42" Burner 1,750,000 145159
48" Burner 2,000,000 145162
54" Burner 2,250,000 145169
60" Burner 2,500,000 145172
66" Burner 2,750,000 145175
72" Burner 3,000,000 145178
Burners for RDF Series 3 (manufactured beginning 9/03)
Burner
Mixing
Plates
CODE
103 -
Ignitor
Gas
Supply
CODE 102 -
Pilot Assembly
Burner
End Plate
RDF Series 3 systems use Midco HMA-700 Series
Burners. The Burner P/N listed below includes the
burner, the mixing plates, and the end plate. 1750-3000
MBH (42-60") burners also includes CODE 119.
CODE 119 - Second Sensor
(at the end of the burner
opposite the ignitor) on 42-
60" Burners, Sensor and
Bracket, P/N 210767
119A
Burners for RDF Systems manufactured prior to Series 3 (9/03)
Installed Burner Assy
121A
CODE 122A - Burner End Plate showing the
hot surface ignition system
Hot surface ignition is standard with units mfgd
beginning 3/96; for ignition conversion kit see
CODE 105, page 15.
Burner Inlet Flange, P/N 123449, (must be
sealed with key graphite paste, P/N 146269)
Pilot and Ignitor Assembly, See
CODE 101, page 15
12" Burner
CODE 122B - Burner
End Plate for burner
with spark ignition,
P/N 102957
CODE 118 - Model RDF Series 3 BURNER
Option Length MBH P/N
BL1 6" Burner 250 203312
BL2 12" Burner 500 203313
BL3 18" Burner 750 203314
BL4 24" Burner 1,000 203315
BL5 30" Burner 1,250 203316
BL6 36" Burner 1,500 203317
BL7
42" Burner
1,750
203318
BL8 2,000
BL9 48" Burner 2,250 203319
BL10 54" Burner 2,500 203320
BL11
60" Burner
2,750
203321
BL12 3,000
CODE 119A - Sensor only, P/N 210766
121A Replacement burner mixing plate only, 6" section, for all of the burners
listed above. Refer to Operation/ Maintenance/Service Form O-ADF/DV/
RDF, Burner Cleaning, for instructions on burner service.
P/N 116104, Maxon P/N 20580
Total quantity of plates per burner size, 6"-2; 12"-4"; 18"-6; 24"-
8; 30"-10; 36"-12; 42"-14; 48"-16; 54"-18; 60"-20; 66"-22; 72"-24
122A Burner End Plate only for HOT Surface Ignition (1) P/N 95473 - For all sizes of heaters and burners
122B Burner End Plate only for Spark Ignition (1) P/N 102957 - For all sizes of heaters and burners
NOTE: Replacement
burner DOES NOT
include the burner end
plate. Order end plate
Code 122A for hot
surface ignition or Code
122B for spark ignition.