MN99102 042015
ā 18 ā
Model 99FRD, 102CRD & EZ-66 Oil Burners ā Instruction Manual
7. Maintenance Procedures
Maintenance/service procedures
Turn off power to appliance when servicing burner. Failure to comply
could result in severe personal injury, death or substantial property
damage.
Cleaning blower wheel
1. The blower wheel accumulates dust and debris from normal operation. You will
needītoīcleanītheīwheelībladesīperiodicallyītoīpreventīreductionīinīairīow.
ā¢ī Inspectītheīblowerīwheelībyīremovingītheīblowerīwheelīaccessīcover.īSeeī
Figureī17.
ā¢ī Toīremoveītheīcover,īopenītheīignitorīplateīandīloosenītheīblowerīwheelī
access cover screw about three turns.
ā¢ī Inspectītheīblowerīwheelītoīseeīifīitīneedsītoībeīcleaned.īDirtīandīlintīonī
theīwheelīreduceīairīīow,īandīmustībeīremovedīifītheīburnerīisītoīoperateī
correctly.
2. To clean blades, remove the two bolts securing the motor to blower housing.
a. Slide the motor out and rotate to remove and access blower wheel.
b. Use a brush and vacuum to clean each blade and the blower housing
interior.
c. Replace motor/wheel in blower housing and secure with the two bolts.
d. Push wire slack back into junction box.
Figure 17 Remove blower access cover to inspect
blower wheel
Replacing blower motor or wheel
1. If either the blower wheel or motor must be replaced, remove the two bolts
securing the motor to housing.
2.ī Disconnectītheīmotorīwiresīinītheīburnerījunctionībox.
3.ī LoosenītheīAllenīscrewīsecuringītheīblowerītoītheīmotorīshaftīandīremoveītheī
wheel.
4.ī Whenīassemblingītheīreplacementīassembly,īslideītheīwheelīontoītheīmotorī
shaft and use feeler gauges to set space between the blower wheel and the
motor face. This space must be:
ī īī99FRD/EZ-66īāī3/64āīīīīīī102CRDīāī7/16ā
5.ī Replaceītheīmotor/wheelīassemblyīinītheīhousing,īwireītheīmotorīleadsīandī
secure the motor with the two bolts.
Motor maintenance
ā¢ī TheīCarlinī PSCīmotorī isīconstructedīwithīpermanently-lubricatedībearings,ī
and requires no oiling. Should you replace the original motor with another type
of motor, occasional oiling may be required, depending on motor design and
manufacturerāsīrecommendations.
ā¢ī Anyītimeīyouīreplaceīaīcomponentīorīdisassembleīanyīpartīofītheīburnerīforī
service/maintenance, perform a complete operational test after reassembly to
verify the burner operates correctly. Failure to verify operation could result in
severe personal injury, death or substantial property damage.
Checking ignitor
Never test an ignitor by placing a screwdriver (or other metallic
object)īacrossītheīhighīvoltageīclips.īCheckī40700ī&ī40900īignitorsī
only by observing spark at appliance ignition electrodes, with fuel
supplyīOFF.īUsingīanyīotherīmethodīcouldīcauseīignitorīdamageī
and severe personal injury.
1.ī Checkingī41000īignitorsīonly:
ā¢ī Disconnectīelectricalīpowerītoīburner.
ā¢ī Removeīholdīdownīclipsīorīscrews.īLiftīignitorīmountingīplateītoītheīfull-
openīposition.īSetīhighīvoltageīclipsītoīaīĀ½āītoīĀ¾āīgap.
ā¢ī Carefullyīenergizeīignitorīandīcheckīforīsparkīarcingīatītheīhighīvoltageī
terminals. If spark jumps the gap, ignitor is good.
Ceramic ļ¬ber materials
The appliance may contain ceramic ļ¬ber and/or ļ¬berglass materi-
als.īCeramicīī¬berīmaterials,īsuchīasīchamberīliners,īmayīcontainī
carcinogenicīparticlesī(chrystobalites)īafterīexposureītoīheat.īAirborneī
particles from ļ¬berglass or ceramic ļ¬ber components have been
listedīasīpotentiallyīcarcinogenicībyītheīStateīofīCalifornia.īTakeītheī
following precautions when removing, replacing and handling these
items.
ī Avoidī breathingī dustī andī avoidī contactī withī skinī orī eyes.īWearī
long-sleeved, loose-ļ¬tting clothing, gloves and eye protection. Use
aīNIOSHīN95īcertiī¬edīrespirator.īThisīrespiratorīmeetsīrequirementsī
forīprotectionīfromīchrystobalites.īActualījobīrequirementsīorīNIOSHī
regulations may require other or additional protection. For information,
referītoītheīNIOSHīwebsite,īhttp://www.cdc.gov/niosh/homepage.
html.
ī Ceramicīī¬berīremoval:īToīpreventī airborneīdust,īthoroughlyīwetī
ceramic ļ¬ber with water before handling. Place ceramic ļ¬ber
materials in a plastic bag and seal to dispose.
ī Avoidīblowing,ītearing,īsawingīorīsprayingīī¬berglassīorīceramicīī¬berī
materials. If such operations are necessary, wear extra protection
to prevent breathing dust.
ī Washīworkī clothesī separatelyīfromīotherī laundry.īRinseī clothesī
washer thoroughly afterwards to prevent contamination of other
clothing.
ī NIOSHīFirstīaidīprocedures:
ī Eyeīexposureīāīirrigateīimmediately
ī Breathingīāīfreshīair.