Majestic Appliances Injector Orifice Size Matrix, DVB4136 Direct Vent Gas Fireplace, 20012322

Models: DVB4136

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Table 1 Injector Orifice Size Matrix

Pilot Orifice Conversion

NOTE: It is not necessary to remove the pilot tube for conversion.

1.Loosen pilot hood turning counterclockwise using a 7/16” wrench. (Fig. 74)

 

Pilot Hood

Index

 

Marks

 

 

Pilot

 

Bracket

 

CO105

Fig. 74

Remove pilot hood.

2.Remove pilot orifice with needlenose pliers. (Fig. 75)

3.Install conversion pilot orifice.

4.Reinstall pilot hood. Be sure to align pilot hood with index marks.

DVB4136 Direct Vent Gas Fireplace

 

Pilot

 

Orifice

 

CO106

Fig. 75

Remove pilot orifice.

5.Turn the gas supply valve and gas valve on and test for leaks. Use a 50/50 solution of liquid soap and water to test for leaks at gas fittings and joints. Apply water/soap solution with brush only - do not over ap- ply. NEVER test with an open flame.

6.Follow procedure on rating plate to light the pilot. Check for leaks.

7.Turn main burner on and check for leaks.

8.Install logs. Refer to Page 25 for proper log place- ment.

Installation complete.

Table 1 Injector Orifice Size Matrix

Conversion to Natural Gas

 

 

Minimum

Burner Orifice

 

 

Input (BTU/hr)

Kit #

Model

Rate Scew

Front

Part #

 

Rear

Part #

Minimum

Maximum

 

DVB4136RP

n/a

#57

20002409

 

#41

20004801

18,500

30,000

20013165

 

 

(.043”)

 

 

(.096”)

 

 

 

 

DVB4136RFP/IP

No flow restr.

#57

20002409

 

#39

20013150

18,500

30,000

 

 

20012264

(.043”)

 

(.0995”)

 

 

 

Conversion to LP

 

 

Minimum

Burner Orifice

 

 

Input (BTU/hr)

Kit #

Model

Rate Screw

Front

Part #

 

Rear

Part #

Minimum

Maximum

 

DVB4136RN/RFN

n/a

#66

55143

 

#54

20002150

17,000

30,000

20013166

 

 

(.033”)

 

 

(.055”)

 

 

 

 

DVB4136IN

#54

#66

55143

 

#53

54833

17,000

30,000

 

 

20013177

(.033”)

 

(.0595”)

 

 

 

Table 2 Air Shutter Setting

Model

Fuel Type

Front

Rear

DVB4136RP/RFP/IP

LP

1/4” Open

Round Hole 1/2 Open

DVB4135RN/RFN/IN

Natural

1/2” Open

Fully Open

 

 

 

 

20012322

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Majestic Appliances manual Injector Orifice Size Matrix, DVB4136 Direct Vent Gas Fireplace, 20012322