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USER MANUAL
14 33014811(1)2005-07 A
SR 1450 B motor overheating (SR 1450 B)
Low beam off Blown fuses Replace fuse
Blown bulbs Replace bulbs
Open light switch Replace switch
Horn off Open horn switch Replace switch
Blown fuse Replace fuse
Horn filled with water Overhaul horn
Faulty horn Replace horn
Battery fails to keep rated charge No fluid in the battery Restore level
Shorted battery cell Replace battery
Overloaded motors Check motor absorption
Loose battery terminals Check and tighten
Battery runs out quickly Insufficient charge time setting Set correct charge time
Spent battery cells Replace battery
PROBLEM CAUSE REMEDY
CAUSE CHECK REMEDY
Overload Current to the motor Subject the motor to less strain
Insufficient air flow
Check suction/delivery openings Clean or change shields or caps
Fan rotation Replace fan
Wrong voltage
Low battery voltage Recharge batteries
Low voltage to motor terminals Check connections for proper tightening
Bearings
Faulty or badly installed bearing
Change bearings or change at every repair
operation
Radial overload Check stress and strain
Dirt infiltration Clean the motor inside
Winding heating
Armature with shorted blackened winding
Replace. Use only original spares. Do not
rewind.
High humidity Clean and dry at 110°C
Shorted coil or winding, blackened insulating
material
Replace. Use only original spares.
Loose inner connection Check and tighten correctly
Commutator heating
Short-circuit between segments
Clean commutator and contact the
manufacturer
Poor contact or worn carbon brushes Check or replace
Improper carbon brush quality
Only original carbon brush and for 48 V
voltages
Excessive spring pressure Recalibrate or change
Dirty or damaged surface Clean or rectify the commutator