YH4
GRAND
VITARA
CHARGING SYSTEM 6H-31
SPECIFICATIONS
BATTERY
NOTE:
The battery used in each vehicle is one of the following four types, depending on specification.
Battery type
38B20L 55B24L (S) 55D23L 75D23L
Rated capacity AH/5HR, 12 Volts 28 36 48 54
Electrolyte L (US/Imp. pt)
2.8
(5.92/4.93)
3.1
(6.55/5.46)
3.9
(8.24/6.86)
3.9
(8.24/6.86)
Electrolyte S.G. 1.28 when fully charged at 20C (68F)
GENERATOR
NOTE:
The generator used in each vehicle is one of the following three types, depending on specification.
Type
60 A type 70 A type 85 A type
Rated voltage 12 V
Nominal output 60 A 70 A 85 A
Permissible max. speed 18000 r/min.
No-load speed 1300 r/min (rpm) 1250 r/min (rpm) 950 r/min (rpm)
Setting voltage 14.4 to 15.0 V 13.6 to 14.4 V
Permissible ambient
temperature
–30 to 90C (–22 to 194F)
Polarity Negative ground
Rotation Clockwise viewed from pulley side
TIGHTENING TORQUE SPECIFICATIONS
Tightening torque
N
.
m kg-m lb-ft
Body ground bolt 8 0.8 6.0
Generator mounting bolts and nut 23 2.3 16.5
“B” terminal inner nut 4.2 0.42 3.0
“B” terminal outer nut 8 0.8 6.0
60 A type 118 11.8 85.5
70 A and 85 A types 111 11.1 80.5
Rear end frame nuts
Rear end cover nuts
.
.
.
Rectifier “B” bolt 3.9 0.39 3.0
Stator stud bolts 8.8 0.88 6.5
Drive end bearing plate screws 2.6 0.26 2.0
Rectifier screws
Regulator and brush holder screws
.
.
.
Terminal plate bolt 3.8 0.38 3.0
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