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Midco International Inc.

17

8471 34

Table 5

 - Burner Assembly Parts

Parts List for Isometric View

Item Number in Isometric View  * 

 

      #12   

     #15   

   #16 

 

   #23 

 

 #22  

 

  #6   

  #28

 

 

 

 

 

 

 

 

     

2

     

6

   

     6

  

 

    12

 

 

    12

 

 

  Elbow        Tee 

Burner Castings  

 

 

 

 

  Straight 

  Straight       Back Inlet 

Straight       Back Inlet  

 Section    Section 

Part #s for Cast Iron   

 HMA 2   

  N/A 

 

  1359-25 

1398-25  

1364-25   

1361-25   

1362-25    1365-25

Part #s for Cast Iron   

 HMA 2A  

  N/A 

 

  1359-30 

1398-30  

1364-30   

1361-30   

1362-30    1365-30

Part #s for Aluminum   

 HMA 2   

  N/A 

 

  1359-75 

1398-75  

1364-75     1361-75   

1362-75    1365-75

Part #s for Aluminum    

 HMA 2A  

  1370-18 

  1359-80 

1398-80  

1364-80   

1361-80   

1362-80    1365 -80

Item

 

 

 

 

No. 

Part Description    Part No  

  Quantity 

 Quantity 

Quantity  

Quantity  

Quantity   

Quantity    Quantity

1  S62 Steel Rivet Body    Hardware      12   

      12   

    12 

 

      22   

      22 

 

      22 

       26  

2 HMA-2A 

2

 Ba

  e   

  1355-55 

    2

3  HMA Pilot End Plate 

  1354-60 

    Select the correct required end plates

4  Blank End Flange   

  1372-52 

    Select the correct required end plates

5  Mounting Bracket   

  1130100 

    2 

 

      2 

 

    2  

 

      2 

 

      2  

 

      2  

       3

6 HMA-2A 

6

 Ba

  e   

  1395-23 

     

 

      2 

 

     2  

            4 

 

      4  

 

      2  

       2

7 HMA-2A 

Outside 

 Corner 

Ba

  e   

 

  1395-35 

     

 

        

 

       

 

        

 

        

 

      1

8 HMA-2/2A 

Tee 

Ba

  e    1395-11 

     

 

        

 

       

 

        

 

        

 

      1  

       2

9  Elbow Casting Section   

 

 

     * See above listing for proper selection 

10   Inside Ba

  e Clamp 

  1356-10 

     

 

        

 

       

 

        

 

        

 

      2  

       4

11  10-24x9/16 Phillips Rd     

 

 Hd S.S. Mach Screw    Hardware      2 

 

      4 

 

    4  

 

      8 

 

      8  

 

      8  

       12 

12  Ba

  e Clamp - 2

   

  1356-20 

    2 

 

13  2

 Casting (2A only)     

 

 

    * See above listing for proper selection 

14   HMA Blank End Plate    1354-50 

    Select the correct required end plates 

15    1/2

 NPT Inlet Flange    1372-05 

    Select the correct required end plates

16  6

 Straight Casting 

 

 

 

     

* See above listing for proper selection

17  6

 Back Inlet Casting   

 

 

    * See above listing for proper selection

18   Pilot  

 

 

 

 

 

 

See pilot listing on Page 15 - Pilot Con

fi

 guration (For selection)

19   5/16-18 x 2

 Hex    

  

 

 Head Cap Screw   

  Hardware       

       3 

 

    3  

 

      3 

 

      3  

 

      3  

       6

20   Inlet Flange (Tapered)   1352-52 

    (Select the correct required end plates

21  Ba

  e Clamp   

 

  1356-00 

     

 

      2 

 

    2  

 

      4 

 

      4  

 

      2  

       2

22  12

 Back Inlet Casting  

 

 

    * See above listing for proper selection

23  12

 Straight Casting   

 

 

    * See above listing for proper selection

24   Tee Section Casting   

 

 

    * See above listing for proper selection

25   5/16-18x 1-3/4

 Hex 

 

 Head Cap Screw   

 Hardware      3 

 

      3 

 

    3  

 

      3 

 

      3  

 

      3  

       3

Not Shown

 

 5/16 Lock Washer  

 Hardware      6 

 

      6 

 

    6  

 

      6 

 

      6  

 

      6  

       9

 

 5/16-18 Hex Nut   

 Hardware      6 

 

      6 

 

    6  

 

      6 

 

      6  

 

      6  

       9

Burner Con

fi

 gurations:

 see page 14 for complete burner sections

Summary of Contents for Blue Flame Series

Page 1: ...he burner combustion zone the flame is more stable shorter and cleaner permitting the reduction of emissions levels and allowing for higher temperature rise and higher tolerance to varying conditions...

Page 2: ...ation of its products at any time All information is based on laboratory testing Di erent unit size and or configurations may a ect data Cast Iron CI Aluminum AL Burner Configurations HMA 2 HMA 2A HMA...

Page 3: ...lication specific and will vary 0 20 40 60 80 100 120 0 0 0 1 0 2 0 3 0 4 0 5 0 20 40 60 80 100 120 0 0 0 1 0 2 0 3 0 4 0 5 0 20 40 60 80 100 120 0 0 0 1 0 2 0 3 0 4 0 5 NO Emission 2 NO Emission 2 NO...

Page 4: ...er W C BTU hr ft Propane Gas Natural Gas 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 100 000 200 000 300 000 400 000 500 000 600 000 700 000 BTU hr ft Propane Gas Natural Gas Manifold Fuel Gas Pressure W...

Page 5: ...ft per ft 2900 7 550 000 19 000 29 1 13 16 20 2550 55 550 000 18 000 30 1 15 19 22 ideal 2300 45 550 000 17 000 32 1 17 20 24 Reduce capacity 4 per each 1000 ft altitude over 2000 ft Flame lengths are...

Page 6: ...ile for a 5 000 SCFM and a 115 degrees temperature rise 1 Required BTU BTU hr Blower SCFM x Desired Temp Rise x 1 08 92 BTU hr 5 000 SCFM x 115 T x1 08 92 675 000 BTU hr 2 Required Burner Length Feet...

Page 7: ...gth of the profile opening add burner length to the desired clearance For the 675 000 BTU hr ft case 12 inch 4 inch 2 inches on each side 16 inch 1 3 ft For the 450 000 BTU hr ft case 18 inch 4 inch 2...

Page 8: ...of any obstructions that can create turbulent e ect on the air Note Any reinforcements around the profile plates should be down stream of the profile plate Static pressure probes are needed to sense t...

Page 9: ...positioning will take advantage of the blower mixing e ect and ensure minimum temperature stratification It will also allow for a relatively uniform airflow across the burner resulting in a clean com...

Page 10: ...ve Manual Pilot Valve Combination Gas Valve with Main Pilot Regulator Main Manual Gas Valve A heater having an input over 400 000 BTU Hr shall have provisions for measuring gas pressure between the va...

Page 11: ...urner o check the Flame Safety Air Proving System a Check the operation of the air proving system for low and high airflow setting Refer to the Specifications of the Flame Safety Control for setup ins...

Page 12: ...l spark to the end of the gas tube 7 Main burner ignition Close the manual gas valve a Set the Modulating Gas Control System to low fire position Slowly open the manual gas valve The flame should be e...

Page 13: ...3 Change the spark rod igniter 4 Insure the flame sensor is in good condition Use a sti wire brush to clean the burner plates Scrub both sides of the stainless steel burner plates to remove any soot o...

Page 14: ...minum HMA 2 1050800 HMA 2A 1050810 Cast Iron HMA 2 1010700 HMA 2A 1010710 Aluminum HMA 2 1010800 HMA 2A 1010810 Cast Iron HMA 2 1080700 HMA 2A 1080710 Aluminum HMA 2 1080800 HMA 2A 1080810 Cast Iron H...

Page 15: ...lot Detail Spark Gap Measurement Brute Pilot UV Scanner Mount 1200350 1 8 Brute Pilot w Spark Rod 1190850 Brute Pilot 1190850 1190850 Spark Rod Flame Rod Brute Pilot 1200350 Spark Rod and UV Brute Pil...

Page 16: ...1 10 24 4 3 11 14 2 13 1 15 12 8 6 7 11 10 9 16 2 Straight 6 Straight 12 Straight Ell Section Tee Section 5 18 3 1 1 11 21 23 19 20 4 25 1 14 6 22 17 6 Figure 8 Typical Burner Assembly Parts Isometric...

Page 17: ...5 35 1 8 HMA 2 2A Tee Ba e 1395 11 1 2 9 Elbow Casting Section See above listing for proper selection 10 Inside Ba e Clamp 1356 10 2 4 11 10 24x9 16 Phillips Rd Hd S S Mach Screw Hardware 2 4 4 8 8 8...

Page 18: ...ce cement is to be applied between the casting and either blank plate pilot plate and end flanges only not between ba es and end plates 2 The hardware listed on instructions A and B applies to each en...

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