Munchkin Gas-Fired Hot Water Boiler manual Outdoor Sensor 7250P-319, Maintenance Procedures

Page 62

GAS-FIRED BOILER

Boiler Manual

PART 14: TROUBLESHOOTING (CONTINUED)

Fig. 14-3

NOTE: If receiving an F09 fault code, check t h e g a p s p a c i n g between points on the electrode by holding two quarters together a n d s l i d i n g t h e m through the gap. There should be a slight resistance.

Resistance Tables

Outdoor Sensor (7250P-319)

Outside Temperature (°F)

Resistance (ohms)

 

 

–22

171800

 

 

–13

129800

 

 

–4

98930

 

 

5

76020

 

 

14

58880

 

 

23

45950

 

 

32

36130

 

 

41

28600

 

 

50

22800

 

 

59

18300

 

 

68

14770

 

 

77

12000

 

 

86

9804

 

 

95

8054

 

 

104

6652

 

 

113

5522

 

 

Fig. 14-4

Boiler Sensor (7250P-667)

Indirect Sensor

(7250P-320)

 

Boiler and Indirect Temperature (°F)

Resistance (ohms)

 

 

32

32550

 

 

41

25340

 

 

50

19870

 

 

59

15700

 

 

68

12490

 

 

77

10000

 

 

86

8059

 

 

95

6535

 

 

104

5330

 

 

113

4372

 

 

122

3605

 

 

131

2989

 

 

140

2490

 

 

149

2084

 

 

158

1753

 

 

167

1481

 

 

176

1256

 

 

185

1070

 

 

194

915

 

 

203

786

 

 

212

667

 

 

PART 15: MAINTENANCE

A. MAINTENANCE PROCEDURES

Periodic maintenance should be performed once a year by a qualified service technician to assure that all the equipment is in safe efficient operation. The owner can make necessary arrangements with a qualified heating contrac- tor for periodic maintenance of the heater. Installer must also inform the owner that the lack of proper care and maintenance of the heater may result in a hazardous condition. The installer should discuss the contents of the User's Information Manual with the owner.

WARNING

BEFORE EACH HEATING SEASON A trained and qualified service technician should perform the inspections as per the boiler inspection and maintenance schedule in the back of manual. Failure to do so could result in death or serious injury.

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Contents Boiler Manual Contents Contents CONT’D Part 1 Product and Safety Information DefinitionsBoiler Operation Before InstallingWhen Servicing Boiler Boiler WaterTemperature and pressure gauge Supply water temperature sensorReturn water temperature sensor Stainless Steel Heat ExchangerVision 1 System Part 3 Prepare Boiler LocationSpark ignition Boiler Location should be LevelDimensions Performance Ratings Connection Sizes FAN Speeds80M 140M/199M Installations Must Comply with Before Locating the BoilerResidential Garage Installation PrecautionsClearances for Service Access Exhaust Vent and Intake AIR VentWhen Removing a Boiler from AN Existing Common Vent System Corrosive contaminants and sourcesRelief Valve Part 5 Boiler PipingRemove Boiler from BOX Diaphragm or bladder expansion tank Part 5 Boiler Piping Circulator Sizing Chart Circulator SizingSystem Temperature Rise Chart Fill and Purge Heating SystemMultiple Boilers Zoning with Zone ValvesZoning with Circulators Piping Symbol Legend Boiler Piping DetailsOFF Zone valves Make-up water Boiler Manual Space heating zone circuit Zone Circulators Make-up water PB1 PB2 PB1 PB2 Zoning with Circulators Using Vision Vision I System PipingSpace heating mode Boiler Piping Details with the Vision I SystemOFF DHW Space heating mode w/ submixing Water OFF Munchkin Vision 1 system zoning with circulators Space heating mode 3 fully reset supply temperatures Space heating mode 3 different supply temperatures OFF Thermal trap Drain plug Exhaust Vent and Intake AIR Vent Pipe Location Installing Exhaust Vent and Intake AIR VentGeneral Part 7 VENTING, Combustion AIR & Condensate Removal Reference National Fuel Gas Code Ansi Z223.1/NFPA 54 Longer Vent Runs Exhaust Vent and Intake AIR Pipe InstallationExhaust Vent and Intake AIR Vent Sizing Heater Removal from a Common Vent System Vent Termination Kits Description Stock CodeCondensate Removal System Diagrams for Sidewall Venting Sidewall Venting with TEE Intake Coupling ExhaustSidwall Venting with KIT Diagrams for Vertical Venting Roof Vent with TEE Intake Coupling ExhaustGAS Piping Part 8 GAS PipingGAS Connection GAS TableOFF SET Adjustment Dungs GAS Valve for T50/T80/80M/140M/199MLine Voltage Wiring Installation Must Comply withField Wiring Krom Schroder Valve for 399MPart 9 Field Wiring Part 9 Field Wiring Part 10 Field Wiring Vision Indirect Circulator P2 ProgramPart 11. START-UP Preparation Check Thermostat Circuits Check for GAS LeaksPurge AIR from Water System Check Condensate Removal Final Checks Before Starting BoilerOperating Instructions Part 12. START-UP ProcedureAdjusting the Setpoint Status MenuProgramming the Vision I Option Test ModeVision 1 Program Access Boiler cannot be programmed while there is a call for heat Vision 1 Program NavigationCentral Heating Curve Function Default Function Function Value DescriptionFunction Control Program Reference Chart Function Default Setting Programmed SettingBoiler Fault Munchkin Error CodeBoiler Error Part 14 Troubleshooting 925 Control Board Fault Codes Description RemedyMaintenance Procedures Outdoor Sensor 7250P-319For GAS Leaks Sure Exhaust Vent is no Longer BlockedPart 15 Maintenance T50M/T80MT50M/T80M 80M/140M/199M Boiler Replacement Parts Boiler Boiler Start UP Report BoilerBoiler Inspection and Maintenance Schedule ManualBoiler Inspection and Maintenance Schedule Maintenance Notes Maintenance Notes Maintenance Notes Heat Transfer Products, Inc LP-185 REV /20/07

Gas-Fired Hot Water Boiler specifications

The Munchkin Gas-Fired Hot Water Boiler is a highly efficient heating system that has garnered attention in residential and commercial applications for its innovative design and advanced technology. This boiler is compact yet powerful, providing exceptional heating performance while maximizing energy efficiency.

One of the standout features of the Munchkin boiler is its modulating condensing technology. This system allows the boiler to adjust its output based on demand, which optimizes energy use and reduces unnecessary fuel consumption. By modulating the flame, the Munchkin boiler can maintain a steady heating output even during variable load conditions, ensuring that users enjoy consistent hot water without waste.

The Munchkin boiler offers an impressive AFUE (Annual Fuel Utilization Efficiency) rating, typically exceeding 95%. This high efficiency translates to significant savings on energy bills and a reduced carbon footprint. By capturing and reusing flue gases that would otherwise be lost, the condensing feature enhances the overall efficiency, making it a sustainable choice for modern heating needs.

In terms of installation, the Munchkin boiler is designed for versatility. Its compact size allows for easy placement in tight spaces, whether in residential basements or utility closets. The unit is compatible with a variety of piping systems and can be integrated with multiple heating sources including radiators, baseboards, and even in-floor heating setups.

Another notable characteristic of the Munchkin boiler is its advanced control system. The boiler is equipped with a user-friendly digital display that allows for easy programming, monitoring, and adjustments. This enhanced control capability ensures that users can fine-tune their heating schedules according to their lifestyle, optimizing comfort while maintaining peak efficiency.

Reliability is a hallmark of the Munchkin brand. Built with high-quality materials, these boilers are engineered to withstand the rigors of daily operation, offering durable performance for years. Furthermore, Munchkin provides robust customer support and service options to assist homeowners and professionals alike.

In summary, the Munchkin Gas-Fired Hot Water Boiler stands out due to its modulating condensing technology, high efficiency, compact design, and advanced control system. These characteristics make it an excellent choice for those seeking a reliable, efficient, and versatile heating solution. Whether for residential or commercial use, the Munchkin boiler provides consistent, effective heating that meets the demands of today's energy-conscious consumers.
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