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Mr. Heater PA50DKR Instrucciones De Uso Y Manual Del Usuario página 6

Calentador de caldeo a aire forzado a kerosene

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Idiomas disponibles

DIAGNOSTIC SAFETY SHUTDOWN AND TROUBLE SHOOTING
Model­125DKTR, 175DKTR and 210DKTR­heaters­are­equipped­with­a­diagnostic­control­board­and­flashing­LED­error­indicator.­This­
flashing­LED­signals­indicate­unit­operation­status.­See­the­following­diagnostic­guide­for­unit­status­and­corrective­action­if­necessary.
LED
UNIT OPERATION
Steady­ON
System­Check
Steady­OFF
Operation­OK
2­Flashes
No­flame­detected
3­Flashes
High­limit­switch­
failure
4­Flashes
CAD­Cell­Failure
Power­Light
Power­to­control
Model­50DKR and 75DKTR heaters­are­NOT­equipped­with­a­diagnostic­control­board­or­flashing­LED­error­indicator.­See­the­following­
troubleshooting­guide­for­unit­status­and­corrective­action­if­necessary.
SYMPTOM
High­limit­switch­Open­Circuit­
Sparks,­calling­for­flame,­but­
no­or­slow­motor­operation­
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No­Spark­
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Abnormal­Motor­Operation­-­
Motor­overheats­or­Stops­
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Unable­to­Detect­Flame­
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Flame­Control­Failure­
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Mr. Heater, Inc. | Kerosene Forced Air Heater
TROUBLE SHOOTING
System­performing­self­test.­No­action­required.
No­action­required.
Heater­fails­to­start­during­the­first­30­sec.­of­operation.
1.­
Check­wiring­to­motor­(per­wiring­schematic­in­manual).
2.­
Make­sure­that­the­pressure­gauge­is­in­place­and­not­damaged.
3.­
Adjust­pressure­for­proper­heater­operation­per­manual.
4.­
With­heater­disconnected­from­AC­source,­rotate­fan­clockwise­to­verify­motor­is­free.
5.­
Remove­air­filter­housing­from­motor­and­inspect­the­pump­rotor­for­damage.­If­damaged,­replace­rotor­assembly.
6.­
If­wiring­is­correct,­pump­rotor­is­okay,­and­motor­is­not­rotating­freely,­replace­motor­or­power-pack­assembly.
7.­
If­problem­persists,­replace­oil­flame­control­assembly.
8.­
Check­for­spark­arching­from­the­electrode­assembly­(ref.­50),­to­the­combustion­cylinder­(ref.­39).
9.­
Check­the­cad­cell­(ref.­38)­for­continuity.
1.­
Make­sure­heater­is­cooled­off,­press­reset­switch­and­retry.
1.­
Check­wiring­to­cad­cell­(per­wiring­schematic­in­manual).
2.­
Clean­cad­cell­photo­cell.
•­
Slide­cad­cell­out­of­cad­cell­holder.
•­
Push­the­photo­cell­out­of­the­black­rubber­cad­cell­housing­by­pushing­on­the­2­purple­wires.
•­
Clean­the­photo­cell­with­a­soft­cloth­and­rubbing­alcohol.
•­
Pull­the­photo­cell­back­into­the­cad­cell­housing­and­reinstall­into­holder.
•­
Test­heater.
3.­
If­the­heater­still­does­not­operate,­replace­cad­cell.
4.­
Replace­oil­flame­control­assembly.
1.­
Sensing­power.­No­action­required.
TROUBLE SHOOTING
1)­ Make­sure­heater­is­cooled­off,­toggle­switch­to­"OFF"­position,­wait­5­minutes­and­retry.
1)­ Check­wiring­to­motor­(per­wiring­schematic­in­manual).
2)­ Make­sure­that­the­pressure­gauge­is­in­place­and­not­damaged.
3)­ Adjust­pressure­for­proper­heater­operation­per­manual.
4)­ With­heater­disconnected­from­AC­source,­rotate­fan­clockwise­to­verify­motor­is­free.
5)­ Remove­air­filter­housing­from­motor­and­inspect­the­pump­rotor­for­damage.­If­damaged,­replace­rotor­assembly.
6)­ If­wiring­is­correct,­pump­rotor­is­okay,­and­motor­is­not­rotating­freely,­replace­motor­or­power-pack­assembly.
7)­ If­problem­persists,­replace­oil­flame­control­assembly.
8)­ Check­for­spark­arching­from­the­electrode­assembly,­to­the­combustion­cylinder.
9)­­
Check­the­cad­cell­for­continuity.
1)­­
Check­length­and­gage­of­extension­cord­for­proper­amp.­draw.­(Check­requirements­on­page­4.)
2)­ Check­wiring­to­igniter­(per­wiring­schematic­in­manual).
3)­ Check­gap­between­electrode­probes­(2.3­-­3­mm).
4)­ Still­no­spark,­replace­igniter­assembly.
5)­ Replace­oil­flame­control­assembly.
1)­ Motor­speed­too­low­(Motor­should­operate­at­3450rpm)­-­Replace­motor.­
2)­ With­heater­disconnected­from­AC­source,­rotate­fan­clockwise­to­verify­motor­is­free.
3)­ Remove­air­filter­housing­from­motor­and­inspect­the­pump­rotor­for­damage.­If­damaged,­replace­rotor­­
­
assembly.
4)­ If­wiring­is­correct,­pump­rotor­is­okay,­and­motor­is­not­rotating­freely,­replace­motor­or­power-pack­assembly.
5)­ Replace­oil­flame­control­assembly.
1)­ Check­wiring­to­cad­cell­(per­wiring­schematic­in­manual).
2)­ Clean­cad­cell­photo­cell.
­
a)­­ Slide­cad­cell­out­of­cad­cell­holder.
­
b)­­ Push­the­photo­cell­out­of­the­black­rubber­cad­cell­housing­by­pushing­on­the­2­purple­wires.
­
c)­­
Clean­the­photo­cell­with­a­soft­cloth­and­rubbing­alcohol.
­
d)­­ Pull­the­photo­cell­back­into­the­cad­cell­housing­and­reinstall­into­holder.
­
e)­­ Test­heater.
3)­ If­the­heater­still­does­not­operate,­replace­cad­cell.
4)­ Replace­oil­flame­control­assembly.
1)­ Check­wiring­in­heater­(per­wiring­schematic­in­manual).
2)­ Replace­oil­flame­control­assembly.
6
Operating Instructions and Owner's Manual

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