THRUSH S2R – G10 Maintenance Manual page 184

AIRCRAFT MAINTENANCE MANUAL
TROUBLE
Starter produces low Ng
Effective: 03/26/2010
THRUSH AIRCRAFT, INC - MODEL S2R-G10
PROBABLE CAUSE
Battery relay inoperative
Loose connection or faulty
ground in starter power circuit
Defective starter motor
Low battery
High resistance starter circuit
Defective starter motor
REMARKS
Check relay for operation and
replace if necessary
Continuity. Check and repair
starter as necessary
Check brushes, springs and
condition of commutator
continuity. Check starter
windings for open or short
circuit. Repair or replace
Check battery. Service and
recharge if necessary
Check resistance of each
connection. Maximum
resistance at any connection is
0.001 ohm. Inspect
connections for evidence of
heating. Clean and tighten
connections as necessary.
Check brushes, springs and
commutator. Replace brushes
and springs and clean
commutator as necessary.
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