Thermo Products PHCFA072DV4R operation manual Blower Controller Information for ECM Motor, Inputs

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M.BLOWER CONTROLLER INFORMATION FOR ECM MOTOR

TERMINAL DEFINITIONS & FIELD WIRING

Burner Harness Connector P1

Pin 1- Limit switch connector.

Pin 2- 120 VAC Line connection.

Pin 3- Burner pilot contact.

Pin 4&5- 120 VAC Neutral connections.

Pin 6- Burner pilot contact.

Pin 7&8- From oil primary control.

Pin 9- Limit Switch Input (LSI).

Field Wiring to Burner

Pilot (Tstat)

Neutral

Line

 

 

 

Harness Wires

 

Yellow Wires

White

Red

Riello Connections

 

T-stat terminals

White

Black

Thermostat / Humidistat connections

 

 

 

“C”

Common / ground

 

 

 

“W”

Thermostat call for heat

 

 

“R”

24 VAC to thermostat

 

 

“G”

Thermostat call for fan

 

 

“Y”

Thermostat call for cool

 

 

“DEHUM”

Humidistat call for dehumidification (TXV systems ONLY)

Male quick connect terminals.

 

 

 

“S1-3”

120 VAC Hot

 

 

 

“N1-7”

120 VAC Neutral

 

 

 

“EAC”

Electronic Air Cleaner (120 VAC) connection

 

“FAN”

Fan On Signal

 

 

 

“X”

24 VAC from transformer

 

 

“C”

24 VAC common from transformer

 

 

“CC”

Compressor Contactor

 

 

“CC_COM”

Compressor Contactor Common

 

 

“LOW”

Continuous Blower Speed

 

 

“HEAT”

Blower heat speed tap

 

 

“COOL”

Blower cool speed tap

 

 

Inputs

Power supplies

Line voltage is applied between the “S1” and “N1” quick connect terminals. 24 VAC Class II Transformer secondary voltage supplied to X and C

Limit switch

The 120 VAC optically isolated limit switch input is connected on pin P2-1 & 9. Refer to the Heat Mode section for the control operation.

Thermostat call for heat “W”

24 VAC thermostat input. A call for heat is recognized when the thermostat connects “W” to “R”. This input has an indicator LED that will light when the control receives a call for heat. Refer to the Heat Mode section for the control operation.

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Contents OIL Fired Furnace OHCFA072DV4RContents = Highboy D = Downflow = FrontSafety Section WARNING and CautionsCAUTION do not Attempt to Start the Burner When Page Codes and Clearances Combustible material Non-combustible materialHighboy OHCFA072DV4RII. General Instructions Venting Fig-1 Installation of Ventor Fig-2Fig-3 Page Condensate Drain Line Connections Fig-4Duct WORK/AIR Conditioning Air Filter Mounted External to Furnace Maximum Model Number Filter Type Air Velocity OHCFt/min Burner Installation Burner Specifications and ApplicationsLimit Position and Location Fig-7OIL Tank and Piping RielloBTU/HR OHCFA072DV4R 75,000 72,000Page Electrical Wiring Electrical ConnectionsRoom Thermostat Post-Purge Timer Electronic Air Cleaner EAC and Humidifier InstallationThermostat Anticipator Setting Blower Motor Speed SelectionOHCFA072DV4 Alterations REQ’D for A/C @ Design External Static PressureTerminal Definitions & Field Wiring Blower Controller Information for ECM MotorInputs Outputs Operating Modes On and OFF Blower Delay Time Switch Settings Trouble Shooting Startup ProceduresDiagnostic Features To Turn Off Oil to Appliance Sequence of Operation for the OHCPage Page Adjustment Of Heat Input Rate Setting Supply Air Temperature RiseCheckout Procedure Filter Cleaning and Location III. Users Information SectionInspection Areas  Caution do not Attempt to Make Repairs YourselfIV. Installers Instructions to User Dealer Maintenance Safety During Servicing and Inspection General InspectionHeat Exchanger Cleaning Instructions Page Fig-12 Fig-13 Filter maintenance procedure Electrical SystemSUPPLY/RETURN AIR Blower SUPPLY/RETURN AIR FilterFilter replacement Extended Appliance ShutdownOn Shutdown On Startup VI. HOMEOWNER/USER Information and Routine Maintenance Fig-16 Page Page Page Page Page Page Customer Appendix a Replacement Parts OHC BF3 Riello Burner Page Appendix B Wiring Diagram

PHCFA072DV4R specifications

The Thermo Products PHCFA072DV4R is a cutting-edge heating and cooling solution designed for modern residential and light commercial applications. This unit stands out due to its efficient performance and advanced technology. One of the most remarkable features of the PHCFA072DV4R is its energy efficiency. It boasts a high SEER rating that ensures reduced energy consumption without sacrificing comfort, making it an environmentally friendly choice for homeowners.

This system utilizes an inverter-driven compressor, which allows for variable speed operation. This means that the unit can adjust its output to match the specific heating or cooling needs of a space, providing more consistent temperatures and enhanced comfort. Additionally, this inverter technology minimizes noise levels, making the PHCFA072DV4R a quieter option compared to traditional fixed-speed systems.

Another noteworthy characteristic of the PHCFA072DV4R is its advanced filtration system. It is equipped with high-efficiency filters that effectively capture dust, pollen, and other airborne particles, ensuring improved indoor air quality. For those who suffer from allergies or have respiratory issues, this feature can provide significant relief.

The unit offers a user-friendly interface with a smart thermostat that enables users to control the system remotely. Through a mobile app, homeowners can adjust settings, set schedules, and monitor energy usage from anywhere, which adds a layer of convenience to the overall user experience.

Additionally, the PHCFA072DV4R is built with durability in mind. Its robust construction and high-quality materials ensure long-term reliability, reducing the likelihood of costly repairs. It also comes with a warranty that reflects the manufacturer's confidence in the product's performance.

Overall, the Thermo Products PHCFA072DV4R encapsulates efficiency, comfort, and advanced technology in a single package. Its ability to adapt to varying conditions, combined with features focused on air quality and ease of use, make it a prime choice for anyone looking for a versatile heating and cooling solution. This unit not only meets the demands of today's consumers but also aligns with sustainable practices, making it an ideal addition to any home or business.