Thermo Pride PHCFA072DV4R - Manual

3 The entire text of these instructions must be read and understood, before installing the appliance. It is the installer's responsibility to do the following: 1. Inform and demonstrate to the user, the correct operation and maintenance of the appliance, as explained in the Homeowner/User Informatio...

5 II. GENERAL INSTRUCTIONS A. VENTING: The OHC furnace venting system must be installed by a qualified service person in accordance with local installation codes and these instructions. In the absence of applicable local codes, conform to the National Fuel Gas Code, NFPA 54/ANSI Z223.1 or latest edi...

6 Care should be taken to design the shortest possible intake and exhaust systems. Each system should contain as few elbows as possible to insure the satisfactory operation of the furnace. However, system length should never be less than 8 ft of pipe with two (2), 90 deg. elbows. For best overall op...

7 fiberglass insulation, or equivalent, to prevent freezing of condensate within the pipe. 13. No clearance is required from the outer surface of the thermoplastic piping to combustible materials for fire hazard prevention. No clearance is required from the outer surface of the ventor assembly eithe...

8 NOTICE: Ventor assembly must be installed so that it is level. If unit is not level, condensate will leak in to ventor box thru inducer and potentially freeze. 1. The OHC must be installed with the side-wall ventor/ blower assembly. Do Not attempt to operate the OHC without the ventor assembly as ...

10 C. Condensate Drain Line Connections: Fig-4 1. The trap/blocked drain switch assembly comes pre-mounted to the underside of blower pan just below the secondary drain port on the right side of the furnace. Prior to installing the drain, the PVC elbow must be sealed to the plastic trap with silicon...

12 blower and blower motor have been selected to work successfully against the following range of duct system resistance. Recommended range of duct system resistance for all models: 0.2 to 0.5 in. W. G. external static pressure. Due to the need to maintain an adequate supply of combustion and ventil...

13 Now the filter rack can be anchored to the furnace with screws or pop-rivets through the securing flange of the filter rack. Connect the return air plenum to the filter rack and slide the filter into place. Dimensions for adapting the return air plenum to the filter rack are provided (See Fig. 6)...

14 F. LIMIT POSITION AND LOCATION:  WARNING: The predetermined limit locations on all of the Thermo Pride oil fired furnaces have been tested and approved by Thermo Products, LLC. Any attempt to relocate these safety controls or replace these safety controls with a control that is not approved, or ...

15 THE NOZZLE SIZE GIVES THE NOMINAL FLOWRATE, IN GPH, FOLLOWED BY THE SPRAY ANGLE, IN DEGREE’S, AND THE SPRAY PATTERN, EITHER “H” FOR HOLLOW CONE OR “S” FOR SOLID CONE. FOR EXAMPLE, A NOZZLE RATED AT 0.65 GPH @ 100 PSIG THAT PROVIDES AN 80° SPRAY ANGLE AND A HOLLOW SPRAY PATTERN WOULD BE ABBREVIATE...

16 If available, the use of ultra-low or low sulfur (less than 0.0015% S and 0.05% S, by weight, respectively), no. 2 fuel oil is highly recommended. Low sulfur fuel oil can help to significantly reduce instances of blockage and corrosion of the oil burner fuel delivery system (especially the nozzle...

17 the pump. Pitching the line upward toward the tank will help prevent the formation of air pockets in the line. J. ELECTRICAL WIRING: : This appliance must be grounded in accordance with local codes, or in the absence of local codes, with the National Electrical Code, ANSI/NFPA 70-1999, or the lat...

19 Fig-8: The Fan Control Module NOTICE: It is important to confirm that the operating voltage of the humidifier or EAC being installed matches the output of this control. If not, a field supplied relay or transformer may be necessary to provide the proper control and supply voltage for the accessor...

21 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 o...

22 Thermostat call for cool, “Y” 24 VAC thermostat input. A call for cooling is recognized when the thermostat connects “Y” to “R”. This input has an indicator LED that will light when the control receives a call for cooling. Refer to the Cool Mode section for the control operation. Thermostat call ...

23 Thermostat Input LEDs Four green LEDs are placed beneath their respective thermostat connections (W, Y, G and DEHUM) and operate whenever a call is present. See Diagnostic Features for a function description of operation. Operating Modes Standby Mode All outputs are off and the control is waiting...

25 TROUBLE SHOOTING DIAGNOSTIC FEATURES The control board is equipped with 4 green Input Status LEDs and 1 red Board Status LED. These are intended to provide a quick view into furnace performance without requiring a voltmeter. The green Input Status LEDs are driven by the “Y”, “W”, “G”, and “DEHUM”...

29 Fig-9 NOTICE: To achieve proper combustion and the efficiencies listed in sales brochures, instruments must be used to secure CO2 or O2 readings. 3. Adjustment Of Heat Input Rate: This appliance was shipped from the factory with one, fixed, main burner nozzle sized to produce the input rate using...

31 III. USERS INFORMATION SECTION A. OIL SUPPLY: Do not allow the fuel tank to run completely empty. During the summer, keep the tank full to prevent condensation of moisture on the inside surface of the tank. If the fuel tank runs completely dry, it may be necessary to purge the lines of trapped ai...

32 The air filters should be inspected each month and cleaned when dirty. Cleaning the air filters frequently may reduce airborne contaminants from entering the furnace and depositing in the furnace, duct system and home. Fig-10 IV. INSTALLER'S INSTRUCTIONS TO USER: After completing the installation...

34 • Visually inspect the 4 heat exchanger tubes for excessive carbon (soot) build-up. Refer to heat exchanger section of the manual. 5. Oil Filter – Replace the supply line oil filter cartridge with a new filter of the same type and rating. Clean the body of, or mounting plate for, the oil filter. ...

38 Fig-14 Filter replacement: To ensure an adequate replacement filter is selected, should the filter require replacing, refer to Table 2, in Air Filters section of this manual, for the minimum filter areas required for different types of available filters. NOTICE: Remind the homeowner of the import...

39 2. Disconnect all electrical power to the unit. 3. Fill the oil tank to reduce water condensation in the tank. 4. If the shutdown period will exceed one heating season, an oil stabilizer should be added to the oil tank. Consult your oil supplier for recommendations. ON STARTUP: 1. Have system ins...

40 VI. HOMEOWNER/USER INFORMATION AND ROUTINE MAINTENANCE:  WARNING: Never burn garbage or refuse in this appliance. Never try to ignite oil by tossing burning papers or other material into the combustion chamber.  WARNING: Oil-fired appliances produced by Thermo Products are designed for burning ...

41 Fig-16 If this action does not reactivate the unit, contact a qualified service agency for assistance. In general, if the thermostat is set in the heating mode, the heating system functions entirely automatically. However, under certain circumstances, the appliance may not be able to fire the bur...

42 VII. TROUBLESHOOTING: THIS SECTION IS ONLY TO BE PERFORMED BY TRAINED, QUALIFIED SERVICE PERSONNEL, AND NOT BY THE FURNACE OWNER. NOTICE: Before troubleshooting, familiarize yourself with the Initial Startup, Checkout Procedure, and Troubleshooting Flowchart. Refer to the appendices of this manua...

48 COMBUSTION AND EFFICIENCY TESTING FOR THERMO PRIDEOIL FIRED CENTRAL FURNACES. Co mp l e te th i s fo rm fo r e a ch Th e rmo Pri d e fu rn a ce i n s ta l l e d . Re a d i n s tru cti o nma n u a l ca re fu l l y b e fo re ma ki n g te s ts . Re ta i n th i s fo rm wi th fu rn a ce . CUSTOMER NAM...