Field Controls MPL-B, WML-C manual Final Check OUT

Page 31

TABLE C-4: SYSTEM AND GENERAL TROUBLESHOOTING continued

 

Problem

 

Possible Cause

Remedy

 

 

 

 

 

 

Airflow blocked or dirty air filter.

Clean or replace air filter.

 

 

Supply

air

temperature

too

 

 

 

 

 

Check all dampers. Open closed dampers including registers in unused

hot.

 

 

 

 

 

 

 

Insufficient airflow.

rooms. Check system temperature rise. If temperature rise is too high,

 

 

 

 

 

speed up blower fan.

 

 

Supply

air

temperature

too

Excess airflow.

Check system temperature rise. Slow down blower fan if necessary.

 

 

 

 

 

Check supply air ductwork. Seal leaky

joints

and seams. Insulate

cool.

 

 

 

Excessive duct losses.

 

 

 

 

ductwork if necessary.

 

 

 

 

 

 

 

 

 

Supply

air

temperature

too

Fan control "fan on" setting too

Increase "fan on” dipswitch settings on EFT if control has this option.).

low.

Register air deflectors may help.

 

 

cool during first moments of

 

 

 

Check supply air ductwork. Seal leaky

joints

and seams. Insulate

furnace cycle.

 

Excessive duct losses.

 

 

 

 

ductwork if necessary.

 

 

 

 

 

 

 

 

 

FINAL CHECK OUT

ENSURE THAT ALL SAFETY

DEVICES AND ELECTRICAL COMPONENTS HAVE BEEN SET

FOR NORMAL OPERATION. ENSURE THAT ALL ELECTRICAL CONNECTIONS ARE TIGHT AND THAT THE WIRING IS SECURE.

IMPORTANT:

Please ensure that the homeowner is informed and understands:

Where the circuit breaker or fuse is located in the main electrical panel.

Where the furnace switch is located, and the switch "on" and "off" positions if not obvious.

Where the oil shut-off valve from the oil storage tank is located.

How to operate the thermostat, and other related accessories.

How to operate the manual reset button on the primary control, and especially when not to push the reset button.

How and where to visually inspect the venting system for leaks or other problems.

How to inspect, clean and replace the air filter, and other homeowner maintenance procedures.

Who to call for emergency service and routine annual service.

The terms and conditions of the manufacturer's warranty and the

contractor'swarranty.

31

30318 R4 9/9/2005

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Contents WML-C and MPL-B Table of Contents Location of Unit DOWN-FLOW InstallationIntroduction Heat LossAIR Conditioning Suspended InstallationChimney Venting Combustion AIRCommon Chimney Problems Electrical Connections Piping InstallationOptional Side Wall Venting OIL TankCirculating AIR Blower FAN Timer Board and Limit ControlHoneywell ST9103 Dip Switch Blower Off Delay Position Time Dip Switch Blower Delay Position Times Off Seconds MinutesOIL Burner HumidifierChecking Over-Fire Draft Furnace Installation SET- UPRoutine Maintenance By Home Owner Maintenance and ServiceAnnual Service By Contractor To Shut Down Unit Operating InstructionsBefore Lighting To Light UnitAF76YB Appendix A- WML-C and MPL-B Burner SET UPBurner Electrodes OIL Burner AIR AdjustmentStart UP CFM PowerSpeed 20 x 20 x Size WeightModel 55-1/4 19 x 18 xAppendix B Wiring Diagrams Beckett Afii Burner Wiring Diagram Riello 40F3 and F5 Burner Wiring Diagram Riello 40BF3 Burner Wiring Diagram Operation of OIL Burner Thermostat calls for heat 30318 R4 9/9/2005 Operation Returns to Idle State Recycle Timer StartsHeat Mode Action System ResponseTroubleshooting R7184 LED Diagnostic LightElectrical Shock Hazard Corrective Action Table C-3 R7184 TroubleshootingRemount control onto burner housing. Go to step Problem Possible Cause Remedy Table C4 System and General TroubleshootingTiming Final Check OUT Parts Listing Counterflow Horizontal Model WML C Parts Listing Vestibule KIT WML C 30318 R4 9/9/2005 Parts Listing Counterflow Horizontal Model MPL Flame Retention Head MPL 30318 R4 9/9/2005 HOMEOWNER’S Reference Table If Different from Installation ContractorFuel Supplier 30318 R4 9/9/2005 Tel 716 Fax 716

MPL-B, WML-C specifications

Field Controls, a leader in the HVAC industry, offers innovative solutions for air quality and equipment efficiency. Among their range of products, the WML-C and MPL-B series stand out for their remarkable features and advanced technologies, catering to the unique needs of both residential and commercial applications.

The WML-C series is designed for optimal ventilation and air quality management. It integrates seamlessly with existing HVAC systems, providing crucial airflow control and ensuring that indoor environments maintain optimal levels of fresh air. One of its key features is the variable speed fan technology, which adjusts according to the desired airflow rate, thereby enhancing energy efficiency. This not only reduces operational costs but also contributes to a more sustainable environment.

The MPL-B series, on the other hand, focuses on purification and filtration. Equipped with advanced media filters, it effectively captures airborne particles, allergens, and pollutants, which is essential for maintaining clean indoor air. The MPL-B series utilizes a multi-stage filtration system that includes HEPA filters, ensuring that the air circulated within spaces meets high standards for cleanliness and safety.

Both the WML-C and MPL-B models utilize smart technology for enhanced control and monitoring. With integrated sensors, users can receive real-time data on air quality, humidity levels, and system performance, allowing for proactive management and maintenance. Additionally, they are compatible with various building management systems, enabling integration into larger infrastructure for comprehensive environmental control.

Durability and reliability are paramount in the design of these units. Built from high-quality materials, both the WML-C and MPL-B are engineered to withstand rigorous usage and varying environmental conditions. Their compact designs allow for flexible installation options, making them suitable for a wide range of settings.

In summary, Field Controls’ WML-C and MPL-B series offer cutting-edge solutions for air quality and HVAC efficiency. With innovative features such as variable speed technology, multi-stage filtration, and smart monitoring capabilities, these systems are ideal for enhancing indoor environments while maintaining energy efficiency and sustainability. They not only meet but exceed the expectations of modern HVAC requirements, making them a valuable investment for any property owner.
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