IX. ELECTRICAL EQUIPMENT
The Model YM155(D)/YM135(D) tractors are
fitted with the following electrical systems:
(1) Starting system
(2) Charging system
(3) Lighting system
(4)
Safety system
nglne
01
pressure
ater temperature
1.
BATTERY
(1)
Specifications
(2)
Battery Description
-
Item
Model
Capacity
Voltage
Electrolyte
specific
gravify
Charging current
The open circuit voltage of a battery measured
across its terminals is
2.0
-
2.15 volts per cell,
and neither the size of the battery nor its number
of plates has anything to do with its voltage.
Specifications
Y60-S4LP
-
YM155.155D
Y60-S4P
-
YM135.135D
35AH (20-hour rate1
12V
1.260/68~~ (20'~) at full
charge
3.5A
The capacity of a battery is the amount of elec-
tricity that can be discharged from a fully
charg*
battery at a constant flow until
it
reaches its ra
discharged terminal voltage.
There are two ways of expressing
the capacity
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