PB Heat MI/MIH series manual Boiler Dimensions & Ratings, Series MI/MIH Boiler Dimensions

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BOILER DIMENSIONS & RATINGS

10. BOILER DIMENSIONS & RATINGS

Figure 10.1:Boiler Views

Table 10.1: Series MI/MIH Boiler Dimensions

SERIES MI/MIH BOILER DIMENSIONS

Boiler

 

 

 

Jacket

 

 

 

Left of Jacket to

Rear of Jacket to

Vent Connector

 

 

 

 

 

 

 

 

 

Model

Width

Depth

To Floor

c/l of Vent “D”

c/l of Vent “E”

Size “F”

 

“A”

 

“B”

 

“C”

Number

 

 

 

 

 

 

 

 

 

 

inch

 

mm

inch

 

mm

inch

 

mm

inch

mm

inch

mm

inch

mm

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MI/MIH-03

12¹⁄₂

 

318

26⁵⁄₈

 

676

31³⁄₈

 

797

6¹⁄₄

159

20¹³⁄₁₆

529

5

127

MI/MIH-04

15⁷⁄₈

 

403

26⁵⁄₈

 

676

31³⁄₈

 

797

7¹¹⁄₁₆

195

20¹³⁄₁₆

529

5

127

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MI/MIH-05

19¹⁄₄

 

489

26⁵⁄₈

 

676

31³⁄₈

 

797

9⁵⁄₈

244

21¹³⁄₁₆

554

6

152

MI/MIH-06

22⁵⁄₈

 

575

26⁵⁄₈

 

676

31³⁄₈

 

797

11⁵⁄₁₆

287

21¹³⁄₁₆

554

6

152

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MI-07

26

 

660

26⁵⁄₈

 

676

31³⁄₈

 

797

13

330

21¹³⁄₁₆

554

7

178

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MI-08

29³⁄₈

 

746

29⁵⁄₈

 

752

31³⁄₈

 

797

14¹¹⁄₁₆

373

23⁵⁄₁₆

592

8

203

MI-09

32³⁄₄

 

832

29⁵⁄₈

 

752

31³⁄₈

 

797

16³⁄₈

416

24⁵⁄₁₆

618

8

203

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Table 10.2: Series MI/MIH Boiler Ratings

SERIES MI/MIH BOILER RATINGS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Seasonal

Seasonal

 

 

 

 

Input

 

 

 

DOE Heating

Net I=B=R Ratings

Efficiency

Efficiency

 

 

Boiler

 

 

 

 

 

Capacity³

 

Water¹,²

 

 

Std Pilot

Intermittent

Water Content

 

 

 

 

 

 

 

 

 

 

Model

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

w/Damper³

Ignition³

 

 

Number

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MBH

 

kW

MBH

 

kW

MBH

 

kW

AFUE

AFUE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MI

MIH

MI

 

MIH

MI

 

MIH

MI

 

MIH

MI

MIH

MI

 

MIH

MI

MIH

MI

MIH

Gallon

Liter

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MI/MIH-03

70

65

21

 

19

58

 

54

17

 

16

50

47

15

 

14

80.2

N/A

82.2

83.2

4.72

17.87

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MI/MIH-04

105

97.5

31

 

29

86

 

81

25

 

24

75

70

22

 

21

80.2

N/A

82.1

83.1

6.00

22.71

MI/MIH-05

140

130

41

 

38

115

 

108

34

 

32

100

94

29

 

28

80.2

N/A

82.0

83.0

7.28

27.55

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MI/MIH-06

175

162.5

51

 

48

143

 

135

42

 

40

124

117

36

 

34

80.3

N/A

82.0

83.0

8.56

32.40

MI-07

195

N/A

57

 

N/A

160

 

N/A

47

 

N/A

139

N/A

41

 

N/A

80.5

N/A

82.0

N/A

9.84

37.24

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MI-08

227.5

N/A

67

 

N/A

186

 

N/A

55

 

N/A

162

N/A

47

 

N/A

80.3

N/A

82.0

N/A

11.12

42.09

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MI-09

260

N/A

76

 

N/A

211

 

N/A

62

 

N/A

183

N/A

54

 

N/A

80.1

N/A

82.0

N/A

12.40

46.93

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1Net I=B=R water ratings based on an allowance of 1.15.

2Consult factory before selecting a boiler for installations having unusual piping and pickup requirements, such as intermittent system operation, extensive piping systems, etc.

3Heating Capacity and Annual Fuel Utilization Efficiency (AFUE) ratings are based on U.S. Government test.

MIH Models Available as Natural Gas with Intermittent Ignition Only.

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Contents Series MI/MIH Table of Contents Using this Manual Installation SequenceSpecial Attention Boxes Preinstallation Accessibility ClearancesClearance from Combustible Construction AIR for Combustion and VentilationAir Openings All Air from Indoors on Different Floors Air Openings All Air from Outdoors through Vertical Ducts Installation Survey Planning the LayoutBoiler SET-UP Water Piping and Controls Boiler Supply and ReturnSafety Relief Valve Parallel Hook-Up with Water ChillerPiping for Zoned Systems Zone Piping with Zone ValvesExpansion Tank INDIRECT-FIRED Water HeaterFreeze Protection Vent Damper Installation General VentingIntegral Draft Hood Vent Piping and Chimney Venting with Vent Damper in Vertical PositionBoiler Removal from Common Venting System Seal any unused openings in the common venting systemGAS Piping Gas Connection to BoilerMIH Boiler Natural Gas Wiring Controls Zoned System WiringElectrical Sequence of Operation Wiring and Connection Diagram Intermittent Ignition Intermittent Ignition System Operating Sequence Zone Wiring with Zone Valves START-UP Procedures Completing the InstallationValve Tapping and Adjustment Screw Locations Operating Instructions For Your Safety Read Before Lighting Adjustment of GAS Pressure Regulator Adjustment of Pilot GAS FlowControl Descriptions CHECK-OUT Procedure Checking Burner InputSTART-UP Procedures Troubleshooting Troubleshooting GuidesProblem Possible Causes Corrective Actions Intermittent Ignition System Troubleshooting Sequence Maintenance General Daily with Boiler in USEWeekly with Boiler in USE Monthly with Boiler in USEAnnually Before Start of Heating Season Standing Pilot and Main Burner FlameBoiler Dimensions & Ratings Series MI/MIH Boiler DimensionsRepair Parts Repair Parts Series MI/MIH GAS Boiler2Manifold Manifold/Gas Train MI Standing Pilot 3b Gas Valve and Pilot Intermittent 4Block/Draft Hood 4a Block/Draft Hood 5Jacket 6Controls/Circulator/Vent Damper Series MI/MIH

MI/MIH series specifications

The PB Heat MI/MIH series represents a significant advancement in the realm of cast iron boilers, engineered for high efficiency and reliable performance in both residential and light commercial applications. Crafted with exceptional care, these boilers combine traditional design elements with modern technologies to optimize heating capabilities.

A standout feature of the MI/MIH series is its construction. Made from high-quality cast iron, the boiler body is built to withstand the test of time while providing superior heat retention. This material ensures consistent heating over extended periods, reducing the need for frequent cycling on and off, which enhances overall efficiency.

The MI/MIH series incorporates a versatile design that accommodates various heating systems, including hot water heating and steam applications. This flexibility is a key selling point, as it allows homeowners and business operators to tailor their heating solutions to specific needs. Additionally, the units are compatible with multiple fuels, including oil and natural gas, making them a practical option for diverse environments.

Efficiency is another critical component of the MI/MIH series. The boilers are designed to operate at high efficiency levels, often surpassing industry standards. Many models in this series feature advanced combustion technology that maximizes fuel use while minimizing emissions. This not only supports environmental sustainability but also results in lower utility bills for consumers.

The MIH variant, specifically, offers additional features like an integrated secondary heat exchanger, which enhances heat transfer and further improves efficiency. Maintenance is made simple, thanks to thoughtful engineering. With large clean-out ports and easily accessible components, routine maintenance can be performed with ease, reducing downtime and extending the boiler's lifecycle.

Moreover, safety is a fundamental aspect of the MI/MIH series. These boilers include multiple safety features, such as automatic safety shutdown systems and built-in pressure controls, ensuring safe operation under various conditions.

In summary, the PB Heat MI/MIH series cast iron boilers stand out due to their durability, versatility, high efficiency, and robust safety features. These models cater to a range of heating requirements, making them a reliable choice for those seeking long-term heating solutions that prioritize both performance and sustainability. As homeowners and businesses look for dependable and efficient heating options, the MI/MIH series remains a prominent player in the industry.