Royal Enfield Himalayan, Service Manual, Page: 183 / 214

ROYAL ENFIELD HIMALAYAN BS III VEHICLE SERVICE MANUAL
182
SL
NO
COMPONENT PART NOS SPECIFICATION
1 IGNITION COIL(350cc) Ignition coil RH-1040217 Primary resistance – 4.5

+ 10%
Ignition coil LH-581027 Secondary resistance – 13.5k

+ 10%
IGNITION COIL 1010013 – CLASSIC 500 Primary resistance – 2

+ 10%
(500cc/535cc)- 1010022 – GT Secondary resistance – 13.5k

+ 10%
High energy coil
2 FLYWHEEL MAGNETO 572385 – (Varroc) Stator coil Phase to Phase resistance –
ASSY (350CC) 572384 – (Ducati) 500m  + 15% (Varroc)
585m  + 10% (Ducati)
FLYWHEEL MAGNETO 1040062 – (Ducati) Stator coil Phase to Phase resistance –
ASSY( 500CC/535cc 660m  + 10%
COMPARISON
SL
NO
SHUNT RR EXISTING SERIES RR
1
In a shunt Rectifier and Regulator the control In a series Rectifier and Regulator the control
element is connected in parallel to the load. element is connected in series to the load.
2
The excess power from the magneto is returned The excess power will not be returned back to the
back to the source through the control element source
When magneto output voltage goes beyond The control device gets turned OFF when the
3
the setting voltage (Eg: 14.5±0.2V) the control magneto o/p volatge goes beyond the setting
element gets turned ON and shunts the voltage.
power to the source.
4
a) can start the vehicle in batteryless condition a) Cannot start the vehicle in Batteryless condition.
b) Bump/push start can be done b) Bump/push startability is not possible
5
Voltage controlled device, irrespective of the Current controlled device, control depends on the
current flowing through the device. current flowing through the device.
6 Higher current capability can be achieved
At higher current application large amount of heat is
generated and component life will be reduced.