Burnham MMII manual Pilot Burner Location, Differential Pressure Switch Settings

Page 26

Figure 26: Silicone Tubing Assembly

Table 10: Pilot Burner Location

Figure 27: Differential Pressure Measurement

 

 

 

Boiler

Main Burner with

Pilot Burner Located

Table 11: Differential Pressure Switch Settings

Model

60° Pilot Bracket *

Between Main Burners *

MM114-70

 

 

 

 

 

 

 

 

 

BOILER

MINIMUM

 

&

3

3 & 4

 

 

 

MODEL

PRESSURE

 

MM114-105

 

 

 

 

 

 

 

 

 

 

 

MM115-105

 

 

 

MMII4-70

0.80"wc

 

&

4

4 & 5

 

 

 

 

 

MMII4-105

0.80"wc

 

MM115-140

 

 

 

 

 

 

 

 

 

 

 

* Main burners numbered left to right as viewed from front of

 

MMII5-105

0.69"wc

 

boiler.

 

 

 

 

 

 

 

 

 

MMII5-140

0.69"wc

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

26

Image 26
Contents Minuteman 81404025R13-1/07 Price $3.00Table of Contents Dimensional Drawing Pre-Installation Minimum Clearances to Combustible SurfacesDo not drop boiler. Do not bump boiler jacket against floor II. Unpack BoilerIII. Water Piping and Trim Page Internal Water Piping System Diagram IV. Domestic Hot Water Performance and Piping Domestic Hot Water RatingsGas Piping Rated InputFitting Equivalent Lengths Specific Gravity Correction FactorsGeneral Guidelines VI. Venting / Air Intake PipingComponent Vent/Air Intake LengthInstall Vent Connector Burnham Vent System ComponentsInstall Vent Pipe, Burnham Gasketed Vent System Install Vent Pipe, GeneralInstall Vent Pipe, Burnham Gasket-Less Vent System Horizontal Through Wall Vent Installation Burnham Gasketed Vent Joint DetailRecommended Horizontal Vent Installation Vertical Through Roof Vent Installation Horizontal Vent Pipe Wall PenetrationVertical Vent Installation Install Air Intake PipeWiring Diagram VII. ElectricalPrepare to check operation Do not install an automatic fill valve with this boilerVIII. System Start-up Operating Instructions Adjust gas input rate to boiler Check Boiler High LimitGas Flow Rate in Cubic Feet per Hour IX. Service Main Burners and Combustion Chamber LubricationBurner and Flueway Cleaning Differential Pressure Switch Settings Pilot Burner LocationAvoid Breathing Fiber Particulates and Dust Page Page Canopy/Blower Assembly Repair PartsHeat Exchanger Assembly Cerafelt Gasketing not depictedPage Page Base Assembly Page Page Jacket Assembly Domestic Water Tank Assembly Miscellaneous Trim and Controls Vent Accessory Carton Air Intake TerminalLimited Warranty