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Installation, Operation and

Maintenance Manual

Oil Fired Warm Air Furnaces

O4HD-091A-12-FB (Up-Flow Model)

O4HD-091A-14-FA-DV (Up-Flow Model)

O4HD-091A-V-FA (Up-Flow Model with ECM)

FOR YOUR SAFETY:

Do not store or use gasoline or other flammable liquids or

vapors in the vicinity of this, or any other appliance.

ALL INSTALLATIONS MUST MEET ALL

LOCAL, PROVINCIAL/STATE, AND

FEDERAL CODES WHICH MAY

DIFFER FROM THIS MANUAL

Nortek Global HVAC, LLC

Read this complete manual before
beginning installation. These instructions
must be kept with the furnace for future
reference.

151B

-0

(

places 151B-0909)

Содержание O4HD-091A-12-FB

Страница 1: ...not store or use gasoline or other flammable liquids or vapors in the vicinity of this or any other appliance ALL INSTALLATIONS MUST MEET ALL LOCAL PROVINCIAL STATE AND FEDERAL CODES WHICH MAY DIFFER...

Страница 2: ...ER PRIMARY SAFETY CONTROL 7 18 COMBUSTION CHAMBER 7 19a 19b CIRCULATING AIR BLOWER 7 20 MAINTENANCE AND SERVICE 8 21 OPERATING INSTRUCTIONS 9 22 ECM BLOWER MOTOR OPERATION 9 APPENDIX A O4HD 091A 12 FB...

Страница 3: ...red The furnace should be carefully inspected for damage when being unpacked 2 HEAT LOSS The maximum hourly heat loss for each heated space shall be calculated in accordance with the procedures descri...

Страница 4: ...is installed in a full basement infiltration is normally adequate to provide air for combustion and draft operation Furnace rooms under 65m 700 ft should automatically be treated as confined space 6 C...

Страница 5: ...at the end of a call for heat Blower shutdown is delayed to remove any residual heat from the heat exchanger and improve the annual efficiency of the furnace The electronic fan timer board works in co...

Страница 6: ...rmers 12 PIPING INSTALLATION The entire fuel system should be installed in accordance with the requirement of CAN CSA B 139 and local regulations Use only an approved fuel oil tanks piping fittings an...

Страница 7: ...ER UNLESS THE BLOWER ACCESS DOOR IS SECURED IN PLACE 19a CIRCULATING AIR BLOWER O4HD 091A 12 FB The O4HD 091A 12 FB O4HD 091A 14 FA DV and O4HD 091A V FA furnace models are equipped with direct drive...

Страница 8: ...s of the same size and type See Appendix A Table A 8 During the routine service inspect the general condition of the furnace watching for signs of oil leaks in the vicinity of the oil burner soot form...

Страница 9: ...ive blower motor Restore the electrical power to the furnace and set the thermostat above room temperature After three or four minutes of burner operation the limit control should turn the burner off...

Страница 10: ...TTEMPT TO START THE BURNER WHEN EXCESS OIL HAS ACCUMULATED WHEN THE FURNACE IS FULL OF VAPOUR OR WHEN THE COMBUSTION CHAMBER IS VERY HOT NEVER BURN GARBAGE OR PAPER IN THE FURNACE AND NEVER LEAVE PAPE...

Страница 11: ...80 A 100 psig 0 50 usgph F3 3 in O4HD 091A 12 FB O4HD 091A 12 FB 76 000 AF76BNHS 0 65 80 A 100 psig 0 65 usgph F3 3 in O4HD 105A 12 FB O4HD 105A 12 FB 86 000 AF76BNHS 0 75 80 A 100 psig 0 75 usgph F3...

Страница 12: ...cone to the nozzle face is increased to 1 3 8 inches A 3 START UP The furnace should be operated for a minimum of 10 minutes to reach steady state conditions before fine tuning combustion The warm up...

Страница 13: ...10T DD Med Low 1 2 HP Med High 1 2 HP 3 1 2 HP 690 1500 O4HD 105A 12 FB O4HD 105A 14 FA DV 100 10T DD Med High 1 2 HP High 1 2 HP 3 1 2 HP 690 1500 Table A 7 Direct Drive Blower Characteristics PSC M...

Страница 14: ...istics ECM Motor CFM RANGE Continuous Heating Cooling Furnace Model Blower Motor HP Motor FLA T Fan 0 28 0 48 inches w c 0 5 inches w c O4HD 070A V FA O4HD 091A V FA O4HD 105A V FA 100 10 DD 1 2 HP EC...

Страница 15: ...inet Plenum Openings Filter Shipping Weight Return LB Furnace Model Width Depth Height Supply Side Bottom Flue Diameter Type Size O4HD A 12 FB O4HD A 14 FA DV 070 105 22 30 3 4 49 5 8 20 x 20 14 x 22...

Страница 16: ...SW3 ADJUST Heating Mode Increase OR decrease temperature rise respectively Cooling Mode Increase OR decrease CFM respectively INPUT DIP Switch Position AC Size 1 2 POS USGPH 1 2 POS TON OFF OFF A 0 65...

Страница 17: ...L F interupteur a basse vitesse si quipp e AL limite auxiliaire si quipp e REQUIRED FOR CANADIAN INSTALLATIONS BLOCKED VENT SAFETY L BVS RIELLO 40F BURNER br leur BECKETT AF BURNER br leur 4 1 2 3 OR...

Страница 18: ...TE blanc GND GROUND Terre VI VIOLET violet MOTOR 3 UNUSED BURNER 1 2 YL F IGNITER I soupappe VALVE V L1 FUSED DISCONNECT ON HOT LEG POWER SUPPLY 120 VAC 60 HZ alimentation 120 VAC 60Hz transformateur...

Страница 19: ...fan adjustments can be made by moving the dipswitch settings on the timer control board for fan off delay To check the operation of the limit switch shut off power to the furnace Temporarily remove t...

Страница 20: ...spark for 10 sec a Provides continuous spark after flame is sensed to assure that burner remains lit b Turns on LED diagnostic light c Starts carryover timer i Flame and call for heat are monitored I...

Страница 21: ...FIGURE 4 UNITED TECHNOLOGIES 1158 120 FAN TIMER BOARD O4HD 091A 12 FB and O4HD 091A 14 FA DV FIGURE 5 UNITED TECHNOLOGIES 1168 1 ECM TAP BOARD O4HD 091A V FA 21...

Страница 22: ...S TO IDLE STATE FLAME FLAME FLAME FLAME NO FLAME NO FLAME FLAME LOST FLAME LOST REMAINS IN IDLE STATE OIL PRIMARY CONTROL SEQUENCE of OPERATION LOCKOUT STATE OIL PRIMARY CONTROL Shuts off burner motor...

Страница 23: ...ol shuts off burner Circulator fan is energized immediately at heat speed EFT opens the oil primary control T T connections Circulating fan runs as long as limit string stays open If there is a call f...

Страница 24: ...sing the reset button The LED diagnostic light will flash the following code Table C 2 Cad Cell Resistance Flashes Resistance in Ohms 1 Less than 400 2 Between 400 800 3 Between 800 1600 4 Between 160...

Страница 25: ...ad cell with new cad cell and recheck If indicator light does not turn off remove yellow lead wires from oil primary control and recheck If indicator light is still on replace the oil primary control...

Страница 26: ...Step 7 6 Reset oil primary control by pushing in and releasing red reset button Indicator light continues to flash at 1 Hz rate Verify that the control is not in restricted mode See notes at end of th...

Страница 27: ...ero each time a call for heat is successfully completed To reset from RESTRICTED MODE press and hold the reset button for 30 seconds When the LED flashes twice the device has reset NOTE Disable functi...

Страница 28: ...aximum of 1500 in the presence of light Ensure that room light is not leaking into the cad cell compartment See diagnostic light section No fuel oil Check fuel oil supply Check that all hand operated...

Страница 29: ...radiator Poor alignment between oil burner blast tube and fire pot Check alignment Blast tube should be centered with fire pot burner opening Oil burner head should be inch back from the inside surfac...

Страница 30: ...oints and seams Insulate ductwork if necessary IMPORTANT FINAL CHECK OUT ENSURE THAT ALL SAFETY DEVICES AND ELECTRICAL COMPONENTS HAVE BEEN SET FOR NORMAL OPERATION ENSURE THAT ALL ELECTRICAL CONNECTI...

Страница 31: ...al No Date Installed Contractor Contact Address Postal Code Telephone No After Hours No FUEL SUPPLIER Fuel Oil Supplier Contact Telephone No After Hours No IF DIFFERENT FROM INSTALLATION CONTRACTOR Se...

Страница 32: ...240006333 29161 29163 19 Filter Frame 16 X 25 18020 20 Filter Frame End Support 5592B2 21 Filter 16 X 25 X 1 Permanent 2180023 24 Control Box 29362 25 Upper Door Panel 30164L Logo Bezel 28479 Logo La...

Страница 33: ...DV Ref No Description Part No All parts are the same as listed on the previous pages for Models O4HD 091A 12 FB and O4HD 091A V FA except where noted below 12 Oil Burner Mounting Plate Assembly 29872...

Страница 34: ...34...

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