Reece 32

A24

1. CLAMP CIRCUIT TROUBLESHOOTING CHART

@ Set voltmeter to the 50 volt de scale. Connect the negative probe to ground

MAIN SWITCH__ Pull to Start

Clamp will not raise

P&E

automatically when SELECTOR

or 142 and the positive probe to 2V. If a 24 volt de reading is obtained, the Clamp Table Forward switch is good.

CLAMP TABLE,__ Forward

it should.

MAN FRONT

LOADING

..

If not, replace switch.

® Set the voltmeter to the 50 volt de scale. Connect the negative probe to 142 and the positive probe to 72. If a

Same as above

Same as above

24 volt de reading is obtained the LOADING switch is good. If not, replace ~itch.

@ Set voltmeter to the 50 volt de scale. Connect the negative probe to ground

Same as above,

Same as above

also:

FINGERS

or 142 and the positive probe to TP18. If a 24 volt de reading is obtained, the Fingers Down switch is good. If not, replace switch.

UP

@ Set voltmeter to the 50 volt de scale. Connect the negative probe to ground

Same as above

Same as above,

FINGERS

also:

or 142 and the positive probe to TP23. If a 24 volt de reading is obtained, the circuit board components and the FINGERS DOWN switch are good. If not, check switch and then replace board if necessary. scale. Connect the negative probe to 142 and the positive probe to SY. If a 24 volt de reading is obtained, the Auto Clamp-Up switch· is good. If not. re- place switch.

SEMI or AUTO

@ Set the voltmeter to the 50 volt de

Same as above

Same as above

@) Set the voltmeter to the 50 volt de scale. Connect the negative probe to

Same as above

Same as above,

also:

CLAMP SAFETY

ground or 142 and the positive probe to 122. If a 24 volt de reading is ob- tained, the CLAMP SAFETY switch is good. If not, replace the switch.

NORM

Same as above

Same as above

Repeat steps 10 and 1E

.,

From the Library of Superior Sewing Machine & Supply LLC