Onan CCK Series - Operation Continued; Understanding Control Functions

33
OPERATION
, I " •
FUNCTION QF THE CONTROLS, - Reference to the plant wiring dia-
gram, and a thorough understand-
ingof how the controls work, will aid in diagnosing trouble if failure
occurs.
This chart explains function of controls during remote plant starting:
I Operate start switch
I
I Energizes start solenoid
I Solenoid, contacts close
Current red to
Current fed through volt- Current fed to elec-
generator series
age dropping reSistor
tric choke operates
.field, cranks
energiz,es stop relay and
carburetor choke.
, engine.
closes itscontacts.;
t
Battery current fed to ignition coiUhrough
aIhmeter and stop .ra1aa' contacts~nd the
resistor. ' " .
" (' Engine
starts
I Operate startswitch until generator speed builds up:\
I
'Generator DC current .AC outputcnrr,ent pro-
produced .• duced and fed to load.
, He lease start '
I sWitch. ""'"
I
I
, ,"", "".',
, Startsolenoidi Takesoverenergiz~ Recharges Takes over opera
, ,de':'energized':ing.of stop relay. ting of choke,
Battery.
'The
charge 'rate is 'high when the When the ,battery becomes fully ,
balteryls notft:illy charged. DC charged, the voltage regulator
currentpa8seslhrough both the, removes the adjustable 1'e818-
.adjuslabletesisior and the :fixed torfroni the circuit and cur~
resistor which are paralleled by rent passes through the fixed _'"
slep voltage regulator. ,'.
:t:h:€:'C:l:o:s:ed:" :c=o:n=ta2c~t~S='of=t=h:e~t:w=0=-~±:r:=::,::r=e=s=is=t=o:r~o: n:;:l:;:Y:' :!:=: .. ====:: "' .• ",.
:
"
Exciter voltage closes the reversecurient relay, feeding current into ;
L...,th_e_, .. _b __ a_tt_e_r_y .... t_h_t_oll .... g_h_' _th_e_, .... a_m_m_. ,_.e_te_r_. __________ ....;...,._--""--....;.-' i