Pick-Up Coil Operation Check; Igniter Check; Ohmmeter Hookup For Pick-Up Coil Resistance Check; Test Lamp Hookup For Checking Ignitor Operation - Mazda 1983 RX7 Service Manual

Fig. 4:

Ohmmeter Hookup for Pick-Up Coil Resistance Check

Replace pick-up coil and bearing plate assembly if reading is not
600-700 ohms.
2) Connect ohmmeter leads to leading terminals and then
to trailing terminals. Resistance should be 600-700 ohms at 68
ø
(20 C) for each set of pick-up coils. If not, replace pick-up coil
and bearing assembly.

PICK-UP COIL OPERATION CHECK

1) With distributor connector still disconnected, touch
ammeter leads to leading terminals and then to trailing terminals.
2) Place a screwdriver against core of pick-up coil being
tested. Indicator of meter should move each time screwdriver is taken
quickly away from core. If not, replace pick-up coil and bearing
assembly.

IGNITER CHECK

1) Remove ignitor from distributor base. Make a circuit as
shown in Fig. 5 using wire and a test bulb. Use a 12 volt bulb of
less than 10 watts.
Fig. 5:

Test Lamp Hookup for Checking Ignitor Operation

Bulbs should flash when switch is operated.
IGNITION SYSTEM
Article Text (p. 4)
1983 Mazda RX7
For www.iluvmyrx7.com
Copyright © 1998 Mitchell Repair Information Company, LLC
Sunday, August 26, 2001 03:31PM
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