Subaru Robin Power Products R1200 service manual LSymptoms

LSymptoms

qPossible causes

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Ez

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Checking method

checking criteria

Remedies

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Stator sub.coil

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Short circuit of the coil

Measure	resistance		between	Measure	resistance		between
the terminals		with	a circuit	the terminals		with	a circuit
tester				tester
(Measure	with	a 6P coupler)		(Measure	with	a 6P coupler)

In case the measured resis-			In case the measured resis-
tance	is lower	than 15% of	tance is lower	than 15% of
the standard,		it suggests a	the standard,	it suggests a
Ishort	circuit.		short circuit.
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Rotor

Short circuit of the coil

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Measure resistance value between the slip rings with a circuit tester

1.In case the resistance is lower than 553, it suggests short circuit

2.In case the measured resistance is more than 1452, check the slip rings.

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Slip ring

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I. Contamination of the brush’s contact surface

2.Abnormal abrasion of the brush’s contact surface

Confirm condition of the brush’s contact surface

1.If the brush’s contact surface is contaminated, clean it.

2.In case of abnormal abra. sion, replace it.