Generac Power Systems MC - Manual (Page 28)

TEST 12- IGNITION MODULE
Unplug the Ignition Module from
its receptacle on the side of the
stator can. Carefully inspect mo­
dule and receptacle pins for. dam­
age, bending or "pushing out"
from their retainers. Plug in a
known good "shop" module and
check for normal sparking at the
spark plug.
Ignition
Module
Ignition Module
Receptacle
RESULTS:- Ignition Module tests good................ Continue tests
Ignition Module tests bad................ ........Replace
TEST 13- IGNITION STATOR
A. )-Trig;g£r Coil:- Set VOM to "+DC"
and to "Rxl" scale. Zero the meter.
On the DC Control Board, unplug the
connector plug from its receptacle
to prevent interaction. Also unplug
the Ignition Module from its recep­
tacle. Insert one meter test probe
into Pin No. 3 of the Ignition Mod­
ule Receptacle. Connect tha remain­
ing test probe to frame ground. The
meter needle should swing upscale
and read Trigger Coil resistance (a-
bout 7 Ohms),
RESULTS:- Meter needle does not move.
Trigger
Coil
Meter needle swings upscale,
and indicates approximately
7 Ohms resistance
.Check Wire No. 25 between
Ignition Module receptacle
and Ignition Stator for an
"open" condition. If Wire
No. 25 is good, replace
Ignition Stator
.Continue checks
B.)- Charge Coil:- Set VOM to "+DC" and to "RxlO" scale, then zero the
meter. Insert one meter test probe into Pin No, 2 of the Ignition Mod­
ule receptacle. Connect the remaining test probe to frame ground. The
meter needle should swing upscale.and indicaie approximately 250 Ohms
resistance.
2.2-6