TX / TXH / TXB 180S - 400L (Rev. 4/23/07)TX / TXH / TXB 180S - 400L (Rev. 4/23/07)
6-26-2
nals, which are always hot regardless of whethernals, which are always hot regardless of whether
or not the engine is running or accidentally revers-or not the engine is running or accidentally revers-
ing of the battery polarity, will destroy the diodes.ing of the battery polarity, will destroy the diodes.
Grounding the field circuit will also result in theGrounding the field circuit will also result in the
destruction of destruction of the diodes. the diodes. Some voltage Some voltage regula-regula-
tors provide protection against some of these cir-tors provide protection against some of these cir-
cumstances; however, it is recommended thatcumstances; however, it is recommended that
extreme caution be used.extreme caution be used.
Never disconnect the battery while the alternatorNever disconnect the battery while the alternator
is in is in operation. operation. Disconnecting tDisconnecting the battery he battery willwill
result in damage to the diodes, caused by theresult in damage to the diodes, caused by the
momentary high voltage and current induced bymomentary high voltage and current induced by
the instantaneous collapse of the magnetic fieldthe instantaneous collapse of the magnetic field
surrounding the field windings.surrounding the field windings.
Accidentally reversing theAccidentally reversing the
battery polarity will destroy the diodes of thebattery polarity will destroy the diodes of the
alternator circuit.alternator circuit.
NOTE:NOTE: It is normal It is normal for alternator light for alternator light to stay onto stay on
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