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Cooling Speed Set-ups

OH8FA119DV5

Furnace Motor Current

Draw (Amps/Watts) vs.

External

Static

Pressure

(in

W.C.)

Air Flow

Fan
Control
SW 1
Switch
Settings

Clg.

Tonnage Cool

Continuous

Dehum

0.1

0.2

0.3

0.4

0.5

0.6 0.7

6-OFF
5-OFF
4-OFF

2 800 500 557 0.8/69 1.0/88

1.3/112

1.5/132

1.7/147

1.9/169

2.2/194

6-OFF
5-OFF
4-ON

2.5 1018 509

703

1.1/92 1.4/123

1.7/148

1.9/170

2.3/207 2.6/235 2.8/253

6-OFF
5-ON
4-OFF

3 1212

606

848

1.4/127 1.9/166 2.2/194 2.4/218 2.8/251 3.1/287 3.5/325

6-OFF
5-ON
4-ON

3.5 1406

703

994

1.8/165 2.2/197 2.7/246 2.9/271 3.4/319 3.7/347 4.2/399

Factory
SW1
Switch
Settings

6-ON
5-OFF
4-OFF

4 1624 800

1139

2.6/239 3.1/286 3.6/335 3.8/360 4.3/411 4.6/444 5.2/494

6-ON
5-OFF
4-ON

4.5 1818

897

1285

3.4/317 4.0/373 4.5/423 5.0/476 5.4/521 5.6/544 6.0/588

6-ON
5-ON
4-OFF

5 2012

994

1406

4.5/442 5.0/479 5.4/529 5.8/576 6.3/614 6.9/675 7.3/723

6-ON
5-ON
4-ON

5.5 2230 1115

1551

6.1/597 6.5/635 7.1/715 7.7/767 8.2/819 8.7/877 9.1/918

NOTE: All information is approximate. Results will vary by installation.

Figure 18-3A: Cooling blower motor speed chart

Содержание Thermo Pride OH6FA072D48B

Страница 1: ...STORE OR USE GASOLINE OR OTHER FLAMMABLE VAPORS AND LIQUIDS IN THE VICINITY OF THIS OR ANY OTHER APPLIANCE WARNING IMPROPER INSTALLATION ADJUSTMENT ALTERATION SERVICE OR MAINTENANCE CAN CAUSE INJURY O...

Страница 2: ...SECTION 48 A OIL SUPPLY 48 B COMBUSTION AIR SUPPLY 48 C INSPECTION AREAS 48 D STARTING THE BURNER 49 E FILTER CLEANING AND LOCATION 49 IV INSTALLER S INSTRUCTIONS TO USER 50 V DEALER MAINTENANCE 51 A...

Страница 3: ...Numbers O H 6 F A 0 7 2 D 4 8 B O H 6 F A 0 7 2 D V 4 R O H 8 F A 1 1 9 D 6 0 B O H 8 F A 1 1 9 D V 5 R O Oil O H Highboy D Downflow H 6 Heat Exchanger Size Identifier 6 F Front F R Rear R A Single S...

Страница 4: ...E CLEANED BY A QUALIFIED SERVICE PERSON See Page 52 CAUTION DO NOT ATTEMPT TO MAKE REPAIRS YOURSELF See Page 48 WARNING The area around the furnace should be kept free and clear of combustible liquids...

Страница 5: ...2...

Страница 6: ...nce of local codes with the Standard for the Installation of Oil Burning Equipment NFPA 31 1997 or the latest edition and to these instructions The installation must also comply with CSA B139 for reco...

Страница 7: ...is area in which the furnace is located must have adequate supply of air for combustion and draft control operation The minimum required volume of free air should be 50ft 1000 btu per NFPA 54 However...

Страница 8: ...ace is not to be used as a construction heater 5 Listed below are definitions of COMBUSTIBLE MATERIAL and NON COMBUSTIBLE MATERIAL Combustible Material is made of or surfaced with wood compressed pape...

Страница 9: ...Appendix E for proper liner sizing 2 PREVENTION OF CHIMNEY CONDENSING Stack gas may do one of two things as it escapes up the chimney A Remain entirely in a gaseous state if the internal chimney wall...

Страница 10: ...have to be done to raise the chimney temperature More detailed information may be obtained from the latest edition of the ASHRAE HVAC Systems and Equipment Handbook 3 PROPER CHIMNEY HEIGHT The chimne...

Страница 11: ...ONNECTIONS All chimney clean out doors and flue connections must fit tightly so they will seal to avoid air leaks 8 NO INTERCONNECTED CHIMNEY FLUES If chimney flues are divided or there are multiple f...

Страница 12: ...ass fiber or mineral wool batts 12 9 6 5 4 3 c 0 024 24 gauge sheet metal over 1 glass fiber or mineral wool batts reinforced with wire on rear face with ventilated air space 9 6 5 3 3 3 d 3 1 2 thick...

Страница 13: ...t OH8 only side casing remove screw securing the 90 deg elbow and rotate it 90 Then remove knock out in side casing and extend vent through the opening A trim collar may be ordered from Thermo Product...

Страница 14: ...ays before the draft regulator Note Draft over fire may be positive for high fire applications but not to exceed 02 WC D DUCT WORK AIR CONDITIONING If the furnace is used in connection with summer air...

Страница 15: ...to Examples 1 2 page 15 for a sample calculation of how to determine the required minimum airflow rate 5 Duct sizing is based upon both air velocity and pressure drop considerations When possible cur...

Страница 16: ...ermine the total pressure drop for each branch This value should be close to the assumed value for the pressure drop of the system If it is not close then flow rates for each branch must be adjusted o...

Страница 17: ...r heat gain to the ducts 8 As a final step in the installation the appliance must be adjusted to deliver a temperature rise within the range of 50 to 80 F Adjust the blower motor speed to obtain a tem...

Страница 18: ...k provided with the furnace refer to Fig 10a 10b will serve as a template to scribe a mark for the return air opening on the casing Place the filter rack on a side casing approximately one inch up fro...

Страница 19: ...OH6 furnace Fig 10b A typical filter rack and dimensions for the OH8 furnace Failure to comply with minimum filter installation requirements may affect the performance and or void the warranty on this...

Страница 20: ...removed although they can be cut to size as needed F LIMIT POSITION AND LOCATION WARNING The predetermined limit locations on all of the Thermo Pride oil fired furnaces have been tested and approved b...

Страница 21: ...nserted no further than 1 4 inch back from the inside surface of the combustion chamber A distance further than 1 4 inch back from the inside chamber wall may cause impingement and sooting This unit i...

Страница 22: ...PRESSURE PSIG OH6FA072D B TP2501 N AFG 4 5 F3 3 5 8 0 75X80 H 0 60X80 H 120 OH6FA072D N TP2601 S NX 4 5 FIXED N A 0 60X70 H 0 50X70 H 150 OH8FA119D B TP2502 N AFG 4 5 F6 2 3 4U 1 10X80 H 1 00X80 H 12...

Страница 23: ...LLOWED 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 SP...

Страница 24: ...si 90 000 LOW FIRE 85 000 130psi 74 000 LOW CAPACITY HIGH FIRE 50 X 45 W 85 000 170psi 74 000 LOW FIRE 70 000 130psi 60 000 Table 9 Riello 2 stage firing rates Based on 2 domestic heating fuel oil hav...

Страница 25: ...ing a gasket resistant to the corrosive action of fuel oils 7 Pipe dope or thread sealant design certified to be resistant to the action of fuel oils should be used on all threaded joints Thread seala...

Страница 26: ...o trap a 40 50 micron particle The filter cartridge should be replaced at least once a year The filter body should be thoroughly cleaned before installing a new cartridge K ELECTRICAL WIRIING This app...

Страница 27: ...push on or screw on type terminals to ensure that all wires and wire connectors are firmly secured A loose terminal can cause poor flow of electrical power to motors This may result in very high curr...

Страница 28: ...ting and or cooling cycle Calibration will help to produce a more constant indoor temperature by adjusting the length of the heating cooling cycle to fit the application A vital consideration of this...

Страница 29: ...the needle on to the measurement scale of the instrument proceed as follows 1 Wrap 10 loops of single strand insulated thermostat wire around the prongs of an ammeter refer to Figure 17 Set the scale...

Страница 30: ...ting mode for proper operation If a digital ammeter is used read the current draw directly from meter Steps 1 through 3 are not required The meter reading is the correct anticipator setting L Blower M...

Страница 31: ...0 9 75 1 4 123 1 7 156 3 OFF 2 OFF 1 ON 812 68o 82o 1 0 86 1 5 136 1 9 172 3 OFF 2 ON 1 OFF 883 63o 76o 1 1 95 1 6 143 2 2 199 Factory SW1 Switch Settings 3 OFF 2 ON 1 ON 968 57o 69o 86o 1 2 110 1 8 1...

Страница 32: ...5 3 4 311 3 8 356 3 OFF 2 ON 1 OFF 1429 65o 77o 2 0 185 2 4 220 2 7 251 3 1 284 3 6 330 4 0 370 4 3 408 3 OFF 2 ON 1 ON 1565 60o 70o 78o 2 4 216 2 8 254 3 2 295 3 8 349 4 0 379 4 6 432 4 9 463 Factory...

Страница 33: ...30 Heating Speed Set ups 2 Stage OH6FX072DV4 Figure 18 2 ECM 2 stage blower motor speed chart...

Страница 34: ...g blower motor speed chart Fan Control SW 1 Switch Settings Clg Tonnage Cool Continuous 0 2 0 4 0 6 6 OFF 5 OFF 4 OFF 2 799 500 0 9 79 1 5 128 1 9 170 6 OFF 5 OFF 4 ON 2 5 1017 508 1 3 112 1 9 171 2 6...

Страница 35: ...166 2 2 194 2 4 218 2 8 251 3 1 287 3 5 325 6 OFF 5 ON 4 ON 3 5 1406 703 994 1 8 165 2 2 197 2 7 246 2 9 271 3 4 319 3 7 347 4 2 399 Factory SW1 Switch Settings 6 ON 5 OFF 4 OFF 4 1624 800 1139 2 6 23...

Страница 36: ...802 1762 1705 1635 1569 1493 1428 Furnace Motor Current Draw Amps vs External Static pressure in WC Low 3 3 3 1 3 0 2 9 2 6 2 5 2 4 ML 4 2 4 0 3 9 3 7 3 6 3 3 3 0 MH 5 4 5 2 5 0 4 7 4 4 4 2 4 0 High 6...

Страница 37: ...tatic pressure in WC Low 6 6 648 6 6 648 6 4 639 6 2 630 6 0 612 5 8 592 5 4 565 ML 7 6 772 7 2 739 7 1 730 6 8 704 6 6 683 6 3 661 6 1 641 MH 9 0 908 9 0 905 8 7 888 8 5 871 8 3 842 8 0 818 7 7 796 H...

Страница 38: ...iello Connections 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 deh...

Страница 39: ...will light when the control receives a call for dehumidification Refer to the Cool Mode section for the control operation Thermostat call for fan G 24 VAC thermostat input A call for fan is recognized...

Страница 40: ...ed from the thermostat If no other mode is calling for blower operation the control will operate the fan relay K4 and power the Low blower speed terminal The fan mode will be operated as long as the G...

Страница 41: ...d tap only In the case of thermostat calls for Y and W together blower speed selection will be determined by the input that was first initiated In the case where the control is in a cooling mode with...

Страница 42: ...s and are located directly below those inputs They will light to indicate the presence of these signals The red Board Status LED has two functions It will light when the board recognizes a valid input...

Страница 43: ...d relatively clean of dirt and debris e Make sure the thermostat is set in the heating mode of operation Operating Instructions i STOP Read the safety information above ii Set the thermostat to the lo...

Страница 44: ...ollowing test instruments are required A smoke density measuring and rating device A carbon dioxide CO2 or oxygen O2 analyzer A flue gas temperature measuring device e g thermocouple or thermister pro...

Страница 45: ...ment should be made using combustion instrumentation for smoke carbon dioxide CO2 or excess oxygen O2 and flue gas temperature In order to achieve the most efficient combustion the following steps mus...

Страница 46: ...turns of the rod a hole 3 at its end facilitates counting the number of turns AIR DAMPER ADJUSTMENT The settings indicated in the schedule refer to the burner with its metal cover fitted and the combu...

Страница 47: ...er remains permanently in the 2 nd stage Loosen the nut 6 turn the screw 7 until the air shutter 1 reaches the position desired Then lock the nut 6 Pressure regulation this is set at 170 psi at the fa...

Страница 48: ...e supply air temperature minus return air temperature Under steady state operating conditions the temperature rise across the heating section should be approximately 65 F A higher temperature rise wil...

Страница 49: ...ature Rise To avoid injury from moving parts or electrical shock shut off the power to the appliance before removing supply air blower compartment door and servicing this appliance All OH6 OH8 models...

Страница 50: ...control as follows i Shut off incoming power ii Block return air opening or disconnect blower motor leads iii Restore power to appliance iv In the heating mode set the thermostat above room temperatu...

Страница 51: ...materials damage from rust or corrosion soot or carbon build up EXTERIOR OF FURNACE The furnace exterior should be inspected for signs of excessive heat such as discoloration of materials and damage f...

Страница 52: ...ments Contact a qualified service person to adjust and start burner E FILTER CLEANING AND LOCATION WARNING To avoid injury from moving parts hot surfaces or electrical shock shut off the power to the...

Страница 53: ...n and Routine Maintenance section of this manual 5 That failure to maintain and operate this appliance in accordance with these instructions could result in hazardous conditions property damage and bo...

Страница 54: ...Visually check the burner and below the burner for indications of oil leaks Correct any if found Remove the burner and measure the ignition electrode gap It should be set to 5 32 inch Adjust it if nec...

Страница 55: ...he burner mounting plates When removing the clean out plugs turn T handle counterclockwise approximately two 2 full turns or just until the plug is able to be pulled from tube Take care not to remove...

Страница 56: ...53 Figure 24 Heat Exchanger Clean Outs Vacuum Hose Length OH6 8FT OH8 8FT Fig 25 Recommended method and device for cleaning inside of heat exchanger...

Страница 57: ...y are not exceeding rating label current specifications for each component Also refer to Table 10 in the electrical wiring section of this manual for electrical specifications on these components 4 Ch...

Страница 58: ...n extended period of time several steps can be taken to help insure a smooth and reliable restart of the heating system ON SHUTDOWN 1 Close oil supply or manual shutoff valve 2 Disconnect all electric...

Страница 59: ...il line as soon as the burner motor starts rotating To bleed the fuel pump attach a clear plastic hose over the vent plug refer to Figure 27 Loosen the plug and catch the expelled oil in an empty cont...

Страница 60: ...pon the mode of operation set at the thermostat The unit will cycle on and off automatically as required to maintain the air temperature within the residence as closely as possible to the thermostat s...

Страница 61: ...imeter of the unit 1 At least every three months under normal usage conditions check and clean all air filters in the appliance and if present in the duct system If excessively dirty air filters are n...

Страница 62: ...y be necessary to restart the furnace and have the failure occur again For the model R7184B under normal operating conditions the LED will be continuously lit while the burner is operating If either c...

Страница 63: ...control primary control module according to the Honeywell instructions covering the devices The troubleshooting chart beginning on the following page should help identify the type of malfunction or de...

Страница 64: ...61 VIII Sequence of Operations Flow Chart...

Страница 65: ...62...

Страница 66: ...63 IX Trouble Shooting Flow Chart...

Страница 67: ...64...

Страница 68: ...65...

Страница 69: ...66...

Страница 70: ...67...

Страница 71: ...LINER FUEL LINE FILTER DRAFT CONTROL COMBUSTION TESTS Operate burner at least 10 minutes before CO2 in stack pipe INITIAL SERVICE SERVICE SERVICE INSTALLATION Draft Over fire Draft in stack pipe Smok...

Страница 72: ...69 Appendix A Replacement Parts Replacement Parts for OH6FA072D...

Страница 73: ...70 Replacement Parts for OH8FA119D...

Страница 74: ...71 Appendix B Wiring Diagrams OH6FA072D48 PSC Wiring Diagram...

Страница 75: ...72 OH6FA072DV4 ECM Wiring Diagram...

Страница 76: ...73 OH6FX072DV4 ECM 2 Stage Wiring Diagram...

Страница 77: ...74 OH8FA1119D60 PSC Wiring Diagram...

Страница 78: ...75 OH8FA1119DV5 ECM Wiring Diagram...

Страница 79: ...76...

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