charging system testing and service Flashcards

1
Q

symptoms of an overcharged battery

A

bright lights

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2
Q

poor of loose condition alternator belt causes

A

undercharged battery

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3
Q

belt glazing is caused by heat friction when a loose belt slip on pulleys ? t or f

A

true

\

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4
Q

if a belt is to tight what happens

A

premature wear

alternator bearing and pulley damage

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5
Q

unwanted high resistance in insulated and ground connections causes

A

increased voltage lose

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6
Q

unwanted highresistance at terminals can be reduced by

A

tightening and cleaning terminals

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7
Q

to restore the rotors residual magnetism you must

A

momentarily connect a jumper from the alternators + terminal to the R terminal

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8
Q

alternator pulley must be held with what during removal of the rotor shaft

A

strap wrench

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9
Q

DMM provides ____required to turn on diodes when connected in forward bias

A

voltage

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10
Q

diode test provides the indication of?

A

forward bias drop voltage

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11
Q

the rotor windings can be checked for ___by connecting a battery and ammeter in series with the surfaces of the two slip rings

A

short circuits

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12
Q

if rotor slip rings are dirty they can be cleaned with what ?

A

400 grit sandpaper

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13
Q

if brushes and brush holders are reused, the wear patterns of the brush must be matched with the ?

A

radius of the slip rings

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14
Q

a capacitor can be tested with a ?

A

capacitor tester

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15
Q

what dissolves stator and rotor windings insulating layers

A

petroleum based solvents

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16
Q

to protect the aluminum housing always press the ___and___onto the supported rotor assy

A

drive end bearing and bearing assy

17
Q

false voltage conditions can t be caused by

A

loose of corroded electrical connections