Taylor TX360L - Heating System Troubleshooting; 1. Heater; defroster fan is not turning; 2. Heater; defroster fan is turning, but no warm air is present; 3. Heater; defroster operates in only one speed

20H-120H-1TX / TXH / TXB 180S - 400L (Rev. 4/23/07)TX / TXH / TXB 180S - 400L (Rev. 4/23/07)
air volume and therefore the filter should beair volume and therefore the filter should be
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Heating SyHeating System Troubleshootinstem Troubleshootingg (Illustration 20H-2)(Illustration 20H-2)
PPrroobblleemm CCaauussee CCoorrrreeccttiioonn
1.1. HeHeatater / er / dedefrfrososteterr
fan is not turningfan is not turning
1.1. The The heaheater ter / de/ defrofrostester swr switcitch (Sh (S5)5)
is defective.is defective.
2.2. CirCircuicuit brt breakeaker (Cer (CB1B11 or C1 or CB12B12) is) is
tripped.tripped.
3.3. CirCircuicuit brt breakeaker (er (CB1CB11 or 1 or CB1CB12)2)
keeps tripping.keeps tripping.
4.4. CirCircuicuit brt breakeaker (Cer (CB1B11 or 1 or CB 1CB 12) i2) iss
defective.defective.
5.5. DefDefectective ive relrelay ay (K1(K12 o2 or Kr K13)13)..
6.6. DeDefefectctivive fae fan mn mototoror..
7.7. LooLoose se or bor brokroken wen wireires / s / pluplugs /gs /
pins between any of the compo-pins between any of the compo-
nents.nents.
1.1. RepReplaclace heae heater / ter / defdefrosroster ter swiswitchtch..
2.2. ReReseset cit circrcuiuit brt breaeakekerr..
3.3. CirCircuicuit t is is shoshorterted. d. TTrouroublebleshoshoot,ot,
isolate and repair short.isolate and repair short.
4.4. RepReplaclace e circircuicuit t brebreakeakerr..
5.5. ReReplplacace re relelayay..
6.6. ReReplplacace fe fan an momototorr..
7.7. TTrouroublebleshoshoot, iot, isolsolate aate and rend replaplacece
wire.wire.
2.2. HeHeatater / er / dedefrfrososteterr
fan is turning, butfan is turning, but
no warm air isno warm air is
presentpresent
1.1. The eThe engingine-ne-moumountented shud shut-ot-off ff valvalveve
or air conditioning / heater unitor air conditioning / heater unit
shut-off valve is closed.shut-off valve is closed.
2.2. HeaHeater hter hoseoses kis kinkenked or rd or restestricrictedted..
3.3. DefDefectective eive engingine thne thermermostostat (sat (stuctuckk
open).open).
4.4. LoLow w cocoololanant.t.
5.5. EngEngine ine is nis not aot at opt operaeratinting teg tempempera-ra-
ture.ture.
1.1. OpOpen shen shutut-o-off ff vavalvlve(e(s)s)..
2.2. UnkUnkink oink or remr remove rove restestricrictiotion frn fromom
hoses.hoses.
3.3. RepReplaclace e engengine ine thethermormostastat.t.
4.4. ChChececk ank and fid fill rall radidiatatoror..
5.5. AllAllow eow engingine ene enounough tgh time ime to to reareachch
operating temperature.operating temperature.
3.3. HeHeatater / er / dedefrfrososteterr
operates in onlyoperates in only
one speedone speed
1.1. DefDefectective hive heateater / deer / defrofrostester swir switchtch
(S5).(S5).
2.2. DefDefectective ive relrelay ay (K1(K12 o2 or Kr K13)13)
3.3. LooLoose se or bor brokroken wen wireires / s / pluplugs /gs /
pins between any of the compo-pins between any of the compo-
nents.nents.
1.1. RepReplaclace heae heater / ter / defdefrosroster ter swiswitchtch..
2.2. ReReplplacace re relelayay..
3.3. TTrouroublebleshoshoot, isot, isolaolate and rete and repaipairr..
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