Honeywell r7284 Operator'S Manual Download | Manualshive

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Oper

ator’

s Man

ual

LISTED

®

9.801-300.0 rev. 8/13

Patent No. D665, 901

KNA

Oil Fired

Burner

KNA-S

KNA-M / L

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2
3
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Summary of Contents for r7284

Page 1: ...Operator s Manual LISTED 9 801 300 0 rev 8 13 Patent No D665 901 KNA Oil Fired Burner KNA S KNA M L ...

Page 2: ......

Page 3: ...he burner or equipment Weekly Check your oil tank level Always keep your oil tank full especially during the summer in order to prevent condensation of moisture on the inside surface of the tank Contents General Information 4 Hazard Definitions 4 Special Requirements 5 General Specifications 5 Inspect Prepare Installation Site 6 Inspect Chimney or Direct Vent System 6 Combustion Air Supply Informa...

Page 4: ...ere personal injury death or substantial property damage from fire car bon monoxide poisoning soot or explosion Contact a professional qualified service agency for the installation adjustment and service of your oil heating system This work requires technical training trade experience licensing or certification in some states and the proper use of special combustion test ing instruments Please car...

Page 5: ...rovals UL certified to comply with ANSI UL296 tested to CSA B140 0 Fuels U S No 1 or No 2 heating oil only ASTM D396 Canada No 1 stove oil or No 2 furnace oil only Bio diesel fuels must meet ASTM D6751 and petroleum fuels must meet ASTM D396 Bio diesel fuels are a 5 bio diesel and 95 fuel oil blend CAUTION DO NOT USE GASOLINE CRANKCASE OIL OR ANY OIL CONTAINING GASOLINE Electrical Power Supply 120...

Page 6: ...n test instruments Section Inspect Prepare Installation Site Inspect Flue Pipe WARNING Fire Smoke Asphyxiation Hazard Carefully inspect the exhaust vent system Make sure it is properly sized and in good working condition Follow the instructions supplied by the equipment manufacturer Regulation by these authorities take precedence over the general instructions provided in this instal lation manual ...

Page 7: ...able combustion air source Follow the guidelines from the manufacturer for locating the equipment in a well ventilated and ac cessible area to allow for full combustion efficiency Equipment Located In Confined Spaces All confined spaces should have two 2 permanent openings one near the top of the enclosure and one near the bottom of the enclosure Each opening must have a free area of not less than...

Page 8: ...d to properly configure the burner Mount Burner on Equipment Verify that the air tube installed on the burner provides the correct insertion depth Refer to Figure 3 The end of the air tube should normally be 1 4 back from the inside wall of the combustion chamber Never allow the leading edge of the air cone to extend into the chamber unless otherwise specified by the equip ment manufacturer Bolt t...

Page 9: ...stem and could result in loss of prime Fuel Line Installation Route the fuel line to the inlet port of the fuel pump Use 1 4 ID copper tubing or flexible hose compatible with fuel oil Always install fittings and fuel lines in an accessible location and so they do not rub against sharp panels or objects Fuel Line Valves and Filter WARNING Do Not Install By pass Plug with 1 Pipe System Failure to co...

Page 10: ... injury or death Disconnect electrical power before installing or servicing the burner Provide ground wiring to the burner metal control enclosures and accessories This may also be required to aid proper control system operation Perform all wiring in compliance with the National Electrical Code ANSI NFPA 70 Canada CSA C22 1 Burner packaged with equipment Refer to equipment manufacturer s wiring di...

Page 11: ...ty controls are installed and functioning correctly as specified by the manufac turer applicable safety standards codes and all authorities having jurisdiction Ensure that the equipment is free of oil and oil vapor before starting or resetting the burner Typical connections to the burner control terminal are shown in Figures 7a 7f Refer to the equipment manufacturer s wiring diagram prior to conne...

Page 12: ...T 115V LINE 2 LINE 1 GND IGN LIGHT 24V FUEL SOLENOID 24V IGNITOR 115V MOTOR 115V 1 2 3 4 5 L 1 L 1 SP FUEL SOL SP T STAT L 2 L 2 98013000 2 P1 1 2 THERMOSTAT POWER LIGHT 230V LINE 2 LINE 1 GND IGN LIGHT 230V FUEL SOLENOID 230V IGNITOR 230V MOTOR 230V 1 2 3 4 5 SP SP L 2 L 2 L 1 L 1 T STAT FUEL SOL 98013000 3 P1 1 2 THERMOSTAT POWER LIGHT 230V LINE 2 LINE 1 GND IGN LIGHT 115V FUEL SOLENOID 115V IGN...

Page 13: ...V 1 2 3 4 5 SP SP T STAT FUEL SOL L 2 L 2 L 1 L 1 98013000 5 P1 1 2 THERMOSTAT POWER LIGHT 12V LINE 1 GND IGN LIGHT 12V FUEL SOLENOID 12V IGNITOR 12V MOTOR 12V 1 2 3 4 5 L 1 L 1 T STAT SP L 2 L 2 FUEL SOL SP 98013000 6 9 807 551 0 THERMOSTAT PRIMARY CONTROL HONEYWELL R7184U GND IGN LIGHT 115V FUEL SOLENOID 115V IGNITOR MOTOR 115V 1 2 3 4 5 L 1 L 1 SP L 2 L 2 FUEL SOL SP 115V LINE 2 LINE 1 CAD CELL...

Page 14: ...rew Fuel Bleed Valve Section Start the Burner and Set Combustion 9 807 552 0 THERMOSTAT PRIMARY CONTROL HONEYWELL R7184U GND IGN LIGHT 115V FUEL SOLENOID 115V IGNITOR MOTOR 230V 1 2 3 4 5 L 1 L 1 SP L 2 L 2 FUEL SOL SP 115V LINE 2 115V 230V 230V LINE 1 115V CAD CELL IGNITER MOTOR VALVE LIMIT L1 L2 L2 L2 L2 CELL CAD POWER LIGHT 115V FIGURE 7h 230V MOTOR WIRING DIAGRAM WITH 115V PRIMARY CONTROL 3 Ad...

Page 15: ... 25 3 0 F6 1 25 1 75 3 0 F12 1 75 2 00 3 0 F22 2 00 2 25 3 0 F22 2 25 2 75 3 0 F22 2 75 3 50 3 0 F310 3 5 5 50 TABLE 3a KNA BURNER WITH 1 0 AIR TUBE LENGTH TABLE 3b KNA BURNER WITH 3 0 AIR TUBE LENGTH NOTICE Use factory set or manufacturer s recommended Air Tube Air Cone Static Disk set tings for Starting the Burner and Setting Combustion The table settings above are provided for reference purpose...

Page 16: ...int for further adjustments Example 13 5 CO2 2 6 O2 Step 3 Increase the air to reduce the CO2 by 1 5 to 2 percentage points O2 will be increased by approximately 2 0 to 2 7 percentage points Example Reduce CO2 from 13 5 to 11 5 2 6 to 5 3 O2 Step 4 Recheck smoke level It should be zero This procedure provides a margin of reserve air to accommodate variable conditions If the draft level has changed...

Page 17: ...nation of the fuel pump and nozzle q Inspect the oil supply system All fittings should be tight and leak free The supply lines should be free of water sludge and other restrictions q Remove and clean the pump strainer if applicable q Replace the used nozzle with a new nozzle that conforms to the appliance manufacturer s specifi cations q Clean and inspect the electrodes for damage Replace any that...

Page 18: ...mbly Be careful not to damage the electrodes or insulators while handling Section Perform Regular Maintenance Nozzle Installation Perform the following steps when replacing a nozzle CAUTION Protect Nozzle from Damage A damaged nozzle could cause impaired combustion sooting puffback of hot gases smoke oil leakage and potential fire or asphyxiation hazards Use care when handling removing and install...

Page 19: ... tight Fin ish tightening with a 5 8 open end wrench Use care to avoid bending the air cone static disk and electrodes 8 Do not tighten the nozzle when installing This will cause deep grooves in the gun and prevent a seal when a new nozzle is installed 9 Carefully check and realign the electrode tips after replacing a nozzle to ensure the electrode settings comply with Figure 10 10 If the air cone...

Page 20: ...odes The R7284 has three types of lockout modes that are entered when an error is encountered Soft Lockout Caused by a temporary internal error such as low voltage The control recovers automatically after the error is no longer detected Hard Lockout Caused by a failure internal to the control or by a system fault such as flame out of sequence A Hard Lockout will result in a no heat condition To re...

Page 21: ...will recover when error clears or after specified time Control is in Hard Lockout Hold i for at least 2 seconds to reset Hold the i button longer than 10 seconds to return to Standby View History From the Diagnostic screen scroll to the View History screen and select YES Scroll through the performance data by using the up or down buttons The CAD Cell screen automati cally scrolls 4 screens Average...

Page 22: ...ronic Oil Primary Table 5 LED Codes Description LED Code Standby Pulse 1 4 sec ON 4 sec OFF Call for Heat Heartbeat 1 2sec bright 1 2 sec dim Flame Proven On solid Recycle 2 sec ON 2 sec OFF flashing Lockout 1 2 sec ON 1 2 sec OFF flashing Interrupt OFF i Button Flame Strength Indication Up Button Most recent error Down Button Next most recent error Table 6 Flame Strength Indication Flame Strength...

Page 23: ... not as described To completely troubleshoot an oil burner installation check the burner and oil primary control for proper operation and condition Cad Cell Resistance Check For proper operation it is important that the Cad cell resistance is below 1600 ohms On the basic model with LED interface during a normal call for heat once the control has entered the Run mode press and release the i button ...

Page 24: ...ne KNA replacement parts Section Replacement Parts Models 8 918 901 0 8 918 902 0 8 918 903 0 8 918 904 0 8 918 905 0 8 918 906 0 8 918 907 0 8 918 908 0 8 918 909 0 8 918 910 0 8 918 911 0 8 918 912 0 8 918 913 0 8 918 914 0 8 918 915 0 8 918 916 0 8 918 917 0 8 918 918 0 8 918 919 0 8 918 920 0 8 920 547 0 ...

Page 25: ...3 0 COUPLING FLEX 5 16 x 5 16 1 38 8 750 816 0 SCREW 10 32 X 1 4 GROUNDING 1 9 8 750 520 0 FAN 4 53 X 2 42 1 2 BORE F115 62S 1 39 8 750 768 0 SCREW 1 4 20 x 1 WHIZ LOC FLANGE 4 9 8 751 072 0 FAN 4 53 x 2 42 x 313 BORE F115 625 1 40 8 750 771 0 SCREW 1 4 20 X 1 2 PHIL FHMS 4 11 8 750 547 0 CONNECTOR 37 DEG FLARE X 1 8 NPT LONG 1 42 LABEL BRAND NAME 1 12 8 750 545 0 CONNECTOR 37 DEG FLARE X 1 8 NPT ...

Page 26: ...placement Parts KNA Burner M L For best performance specify genuine KNA replacement parts Section Replacement Parts Models 8 920 645 0 8 920 646 0 8 920 647 0 8 920 648 0 8 920 649 0 8 920 650 0 8 920 651 0 8 920 960 0 8 920 961 0 8 920 962 0 62 ...

Page 27: ...NER 230V 115V 1 10 8 752 920 0 ELBOW 37 DEG FLARE X 1 8 NPT 90 DEG 1 46 9 807 342 0 LABEL WIRING DIAGRAM BURNER 115V 24V 1 11 8 750 547 0 CONNECTOR 37 DEG FLARE X 1 8 NPT LONG 1 46 9 807 343 0 LABEL WIRING DIAGRAM BURNER 230V 24V 1 13 8 752 934 0 FUEL LINE ASSEMBLY M 1 46 9 807 344 0 LABEL WIRING DIAGRAM BURNER 12VDC 1 13 8 753 055 0 FUEL LINE ASSEMBLY L 1 46 9 807 551 0 LABEL WIRING BURNER 115V P...

Page 28: ...product will actually conform to the illustrations and specifications Our obligation under this warranty is expressly limited at our option to the replacement or repair at a service facility or factory designated by us of such part or parts as inspection shall disclose to have been defective THE WARRANTY CONTAINED HEREIN IS IN LIEU OF ALL OTHERWARRANTIES EXPRESS OR IMPLIED INCLUDING ANY IMPLIED WA...

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Page 30: ...USA 4275 NW Pacific Rim Blvd Camas WA 98607 Phone 800 833 1600 FAX 800 833 9200 Printed in USA Revised 11 12 ...

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