Generac Power Systems MC - Manual (Page 29)

RESULTS;— Meter needle does not move«
Meter indicates approximately 250.
Ohms
..Check Wire No, 8, between
Ignition Module receptacle
and Ignition Stator Charge
Coil for an ''open” condit­
ion, If Wire No, 8 checks
good, replace Ignition Sta­
tor,
..Continue checks
REINSTALL CONNECTOR PLUG INTO DC CONTROL BOARD RECEPTACLE AND IGNITION
MODULE INTO ITS RECEPTACLE BEFORE CONTINUING.
TEST 14- IGNITION COIL
A.)- Primary Winding;- Set VOM to
"Rxl” scale and to ''+DC”. Zero the
meter. Connect the positive (+)
test probe into Pin 4 of the Igni­
tion Module receptacle. Connect
the negative (common) test probe
to frame ground. Meter needle
should swing upscale to nearly "O",
RESULT;- Meter needle does not move.............Replace Ignition Coil
Meter indicates nearly "O”..................... Continue test
B,)- Secondary winding; - Set VOM to '’RxlK” and to "+DC”. Zero the met­
er. Install spark plug lead into Ignition Coil. Connect one meter test
probe to spark plug end of spark plug lead and the remaining probe to
frame ground. Meter needle should swing upscale and indicate approxim­
ately 5000 Ohms (+10%).
RESULT;- Meter needle does not move.......Check spark plug lead for
open condition. If lead is
good, replace Ignition Coil
Meter reads approximately..................... Continue test
5000 Ohms
CAUTION
To prevent damage to Ignition Coil, make sure spark plug, lead and
spark plug are installed and grounded to engine before cranking.
2.2-7