L.B. White Guardian AB100 User Manual Download

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AB100

29.3 kW

AB250

73.3 kW

MODELS

OUTPUT

FUEL

All Models are

available in

either Propane

Vapor Withdrawal

or Natural Gas

Configurations.

Congratulations!

You have purchased the finest agricultural building heater available.

Your new L.B. White heater incorporates the benefits from the most experienced
manufacturer of heating products using state-of-the-art technology.

We, at L.B. White,

thank you

for your confidence in our products and welcome

any suggestions or comments you may have...call us at +1-608-783-5691.

Owner's Manual and Instructions

Agricultural Animal Confinement Building Heaters

ATTENTION ALL USERS

This heater has been designed and developed specifically for use as a direct-fired
circulating heater for agricultural animal confinement buildings. The heater has
been evaluated by Advantica and found to conform to essential health and safety
requirements as required by the Gas Appliance Directive, Low Voltage Directive, and
Electromagnetic directive. The heater is approved for indoor use only. If you are
considering using this product for any application other than its intended use, then
please contact your fuel gas supplier, or the L.B. White Co., Inc.

150-21294-B

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Summary of Contents for Guardian AB100

Page 1: ...l us at 1 608 783 5691 Owner s Manual and Instructions Agricultural Animal Confinement Building Heaters ATTENTION ALL USERS This heater has been designed and developed specifically for use as a direct fired circulating heater for agricultural animal confinement buildings The heater has been evaluated by Advantica and found to conform to essential health and safety requirements as required by the G...

Page 2: ...al injury or loss of life GENERAL HAZARD WARNING Failure to comply with the precautions and instructions provided with this heater can result in Death Serious bodily injury or burns Property damage or loss from fire or explosion Asphyxiation due to lack of adequate air supply or carbon monoxide poisoning Electrical shock Read this Owner s Manual before installing or using this product Only properl...

Page 3: ...the equipment or its application The L B White Co Inc has a policy of continuous product improvement It reserves the right to change specifications and design without notice SECTION PAGE General Information 3 Heater Specifications 4 Fuel Information for Country of Destination 5 Safety Precautions 6 Installation Instructions General 8 Air Diverter Installation Instructions 9 Hanging Instructions 10...

Page 4: ...Supply 1 83 m SUPPLY Natural Gas Supply N A Model Ventilation Air Required to Support Combustion m3 hr Burner Manifold Pressure Relative to Gas Category for Regulated Units mbar Electrical Supply Volts Hz Phase Amp Draw Dimensions L x W x H cm Minimum Safe Distances From Nearest Combustible Materials STARTING CONTINUOUS OPERATION Motor Characteristics Ball Bearing 1 83 m 220 240 50 1 Heater Specif...

Page 5: ...3P 36 BE CH CZ ES 2 10 5 25 GB IE PT SI SK BE CH DE ES NL I3P 50 Butane Butane 2 14 5 36 Propane Propane 2 10 5 25 I2H 20 Destination Countries Gas Category Pressure mbar 2 80 FUEL INFORMATION FOR COUNTRY OF DESTINATION Natural Gas Rate m3 hour AB100 AB250 AT CH CZ DK EE ES FI GB GR IE IT LT LV NO PT SE SI SK TR DE LU PL I2E 20 BE I2E S B 20 NL I2L 25 3 24 8 28 ...

Page 6: ...culty in breathing Symptoms of improper combustion affecting livestock can be disease lower feed conversion or death Asphyxiation Hazard Some p people c cannot s smell w well S Some p people c cannot smell t the o odor o of t the m man m made c chemical a added t to propane LP o or n natural g gas Y You m must d determine i if y you can s smell t the o odorant i in t these f fuel g gases Learn to ...

Page 7: ...r unless all of these features are fully functioning 6 Do not operate the heater with its door open or panel removed 7 Do not locate fuel gas containers or fuel supply hoses anywhere near the blower outlet of the heater 8 Do not block air intakes or discharge outlets of the appliance Doing so may cause improper combustion or damage to heater components leading to property damage or animal loss 9 T...

Page 8: ...urner in operation check all connections hose connections fittings and joints as well as the gas control valve inlet and outlet connections with approved gas leak detectors If a leak is detected check the components involved for cleanliness in the thread areas and proper application of pipe compound before further tightening Further tighten the gas connection as necessary to stop the leak If neces...

Page 9: ...e of the outlet on heater may vary from model to model AIR DIVERTER INSTALLATION INSTRUCTIONS 1 Optional air diverters can be installed in the heater outlet to provide direction to the heated air as it exits the heater Installation options include installing the diverters in such a way as to broadly distribute the air in two 45 degree paths or to focus the air flow in one 45 degree direction 2 The...

Page 10: ...2 2 Be sure heater is securely fastened and is hanging level Check crosswise and lengthwise 3 See Fig 3 for typical indoor installation In any animal confinement building consideration must be given to making sure the heater is located away from the livestock so that livestock cannot knock the heater tear it loose from its mounting or damage the heater or its gas supply line in any way Make sure y...

Page 11: ...onnecting the thermostat to the heater Failure to follow this warning can result in electrical shock leading to personal injury or death THERMOSTAT INSTALLATION REGULATORVENT PIPING ADAPTER VALVE MANUAL SHUT OFF NIPPLE 1 2 REGULATOR PIPING ADAPTER ADAPTER GAS HOSE ADAPTER SEDIMENTTRAP TO GAS CONTROL VALVE INLET GAS FLOW 1 Always use approved pipe thread compound suitable for use with L P gas or na...

Page 12: ...d check for gas leaks using approved leak detectors 2 Fully depress the pilot button located on the gas control valve while applying flame to the pilot light Keep the button depressed for about 30 seconds to allow the thermocouple to warm up so the pilot stays lit after your release the button ATTENTION On new installations it may take a short period of time for the gas to purge out any air in the...

Page 13: ...minimum heat or maximum heat When the throttle valve handle is parallel to the gas flow the valve is completely open to deliver maximum heat output Refer to Fig 7 FIG 7 The throttle valve may be adjusted to minimum heat output by turning the handle 90 to gas flow or any position between maximum and minimum settings Refer to Fig 8 FIG 8 Variable Heat Output THROTTLE VALVE GAS MANIFOLD GAS CONTROL V...

Page 14: ... venturi ports and the throat of the casting are free of dust accumulation and the area between the heat chamber top and inside case is also free of dust c When washing with water observe and obey the Warning within these Cleaning Instructions This same Warning is also supplied on the heater WARNING This heater may be washed only on the external case assembly provided A The heater is disconnected ...

Page 15: ...learances specified in the table below before tightening the fan wheel to the motor shaft b Make sure that set screw s of the fan are on the flats of motor shaft when tightening AB100 6 4 mm AB250 3 2 mm FIG 9 NUTS SWITCHW PADDLE PADDLE OBLONG HOLE LEADS HOUSING SIDE PANEL 1 Shut off the gas supply to the heater 2 Disconnect the heater from its electrical supply 3 Open the case access panel on the...

Page 16: ...c diameter to match the fuel and gas pressure being used Do not poke or push sharp instruments into the hole Doing so will enlarge the hole creating pilot light outage problems Clean the orifice only with compressed air a soft brush or a dry rag If necessary replace the pilot orifice Do not use a pliers to remove the pilot orifice Pliers will round off the hex head nut on the base of the orifice c...

Page 17: ...is an important safety device which works directly with the pilot safety control valve It should only be replaced with the thermocouple part number as given in the parts list for the specific model When threading the thermocouple s connector nut back into the power unit on the gas control valve thread the nut in finger tight and snug it in place with a wrench DO NOT OVERTIGHTEN OR USE UNNECESSARY ...

Page 18: ...its maximum output If the gauge does not indicate proper manifold pressure check the inlet pressure to the gas control valve Maximum and minimum acceptable inlet pressures to the gas control valve are shown in the heater specifications table and also on the heater s dataplate The inlet pressure may need adjustment as necessary to achieve proper outlet pressure Inlet pressure is checked in the same...

Page 19: ...blem The problems are numbered sequentially along with a brief explanation of each problem Start at the diamond closest to the identified problem and proceed with each step performing whatever tests are suggested After each step or test the guide will direct the service person to the next logical step based on the outcome of the previous check Components should be replaced only after each step has...

Page 20: ... pilot control button fully depressed Replace pilot orifice Is there air in the gas line No No Fully depress the pilot button No No No Yes Depress pilot button to bleed off the air until pilot lights Normally 30 45 seconds Check for proper fuel pressure to inlet of heater Adjust as necessary Is the correct pilot orifice installed for the fuel being used Is there a restriction in gas supply hose pi...

Page 21: ...h compressed air Do not use pointed instruments Replace pilot orifice if necessary Is pilot assembly including orifice clean Are pilot line or gas supply hose partially plugged Yes Remove and clean with compressed air No No No Check for proper pressure to heater inlet Refer to heater dataplate Replace with proper pilot orifice No No Check millivolt output 10 MV or greater is acceptable Replace the...

Page 22: ...t any debris from around flapper or air flow switch Tighten set screws to motor shaft Reset switch Determine cause of high limit tripping See Problem 7 Yes Clean out debris Check electrical connections to high limit switch and to control valve and check wires for continuity Check for proper pressure using low pressure gas gauge Refer to heater nameplate Yes Yes Have you checked for proper inlet an...

Page 23: ...motor Do thermostat contacts open and close Perform continuity check Provide proper voltage See heater dataplate Check circuit breaker in electrical system Set thermostat above room temperature Check electrical connections to thermostat and power cord Are electrical connections to motor installed properly Defective motor Replace Is fan wheel binding Repair or replace fan wheel No No No No No Repai...

Page 24: ...not stay lit when main burner and blower are operating Have you checked for proper fuel use and inlet gas pressure Yes No Check for proper pressure Make sure proper fuel is being used for appliance installed Is pilot shield and gasket if applicable in proper position and tight against burner No Tighten pilot shield screws to close gap between shield and orifice Make sure gasket if applicable is po...

Page 25: ...ne in the line Check building electrical system Repair as necessary See heater dataplate for correct voltage Is proper voltage being supplied to motor Is heater reasonably clean Remove restriction No No No Give heater a thorough cleaning with a soft brush or compressed air DO NOT USE WATER OR ANY LIQUID CLEANING AGENTS No Yes Yes Does motor have oil ports Motor is defective Replace Clean motor hou...

Page 26: ... off of burner Has gas pressure been checked Yes No Yes Are there blockages in burner casting burner orifice or primary air inlets of casting Clean with compressed air Check for proper pressure to inlet of heater and also for proper burner manifold pressure Problem 1 1 0 Burner flame drops out after 10 15 minutes of operation Is gas supply line and tank properly sized Yes No See problem 3 and 6 Re...

Page 27: ...thermocouple holds it securely within the bracket Other thermocouples use a retainer nut to hold the thermocouple in place Make sure the nut is securely tightened 2 With any electrical problem all wiring should be checked for good connections and proper voltage and repaired if a problem is found 3 To determine if part is defective place a jumper wire across the two terminals that the wires are con...

Page 28: ...ONAL GROUND JUMPER REMOVETO ADD THERMOSTAT AIR PROVING SWITCH YELLOW CABINET CONTROLVALVE MOTOR THERMOSTAT GROUND POWER CORD CABINET CONTROLVALVE MOTOR THERMOSTAT GROUND NEUTRAL L 1 THERMOSTAT AIR PROVING SWITCH HIGH LIMIT SWITCH ES FUSE TRANSFORMER MOTOR 24V 240V IF ANY OFTHE ORIGINALWIRE AS SUPPLIEDWITHTHE APPLIANCE MUST BE REPLACED IT MUST BE REPLACEDWITHWIRING HAVING ATEMPERATURE RATING OF AT ...

Page 29: ... gas control valve which is held open by electrical power supplied by a pilot generator and which closes automatically to shut off the flow of gas to the main burner when the pilot flame is extinguished or becomes too small to light the main burner Pilot Shield A formed sheet metal piece that fits around the pilot assembly to protect the the pilot flame against drafts Pilot Tube Formed copper tube...

Page 30: ...ation PARTS SCHEMATIC 31 29 28 30 32 28 35 34 33 38 37 36 36A 22 25 20 41 21 40 39 39 1 2 3 4 4 5 7 6 8 9 10 11 13 15 12A AB060 AB100 COMPONENTS 9A 9B 9B 10A 11A 16 17 18 19 12 13 14 23 24 26 27 39 30 AB100 COMPONENTS ...

Page 31: ...ocouple 21196 16 Tubing Pilot with Nuts 23166 21476 17 Orifice Pilot Propane 07829 Orifice Pilot Natural Gas 06968 18 Bracket Pilot Burner 07831 19 Shield Pilot Barrel Assembly 21128 20 Terminal Block 5 position 08253 21 Enclosure Electrical 23241 21453 22 Cover Electrical 23240 20027 23 Burner 21262 03453 24 Spacer 02687 25 Transformer 23145 26 Switch High Limit 03933 05566 27 Chamber Heat 23165 ...

Page 32: ...WARNING FIRE AND EXPLOSION 21008 WARNING WASHDOWN 21270 ELECTRICAL GROUNDING 20453 WARNING HOT SURFACES 20287 LOGO 20384 HIGH VOLTAGE 20453 WARNING HOT SURFACES 20158 START UP GAS CERTIFICATION LABEL 24146 RUSSIA 25134 BELARUS 21370 CE 22027 WIRING DIAGRAM 20453 WARNING HOT SURFACES 21012 WARNING FIRE EXPLOSION 21008 WARNING WASHDOWN DATAPLATE 21270 WARNING ELECTRICAL GROUNDING 20385 ISOLATE 21048...

Page 33: ... Burner Mounting 01589 Part Number Description Color Length AB100 AB250 Wire Air Flow Switch to High Limit Switch Brown 140 cm 21505 157 cm 21463 Wire High Limit Switch to Gas Control Valve Brown 17 cm 21506 46 cm 21465 Wire Terminal Strip to Gas Control Valve Blue 102 cm 21508 50 cm 21466 Wire Terminal Strip to Air Flow Switch Brown 117 cm 21464 Wire Terminal Strip to Motor Brown 18 cm 21510 86 c...

Page 34: ...m t the d date o of p purchase by t the e end u user Warranty is automatic if a component is found defective within 12 months of the date code marked on the part If the defect occurs more than 12 months later than the date code but within 12 months from the date of purchase by the end user a copy of a bill of sale will be required to establish warranty qualification The warranty set forth above is...

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