15
B. Troubleshooting The Direct Spark Ignition (DSI) System

NOTE: The troubleshooting information provided in this manual is intended for use by qualified

service technicians only. OBSERVE ALL SAFETY PRECAUTIONS displayed on

the equipment or specified in the AD-200 Non-Tilting Installation/Operator's Manual (ADC

Part No. 112142) included with the dryer.

IMPORTANT: UNDER NO CIRCUMSTANCES SHOULD ANY SAFETY or HEAT

CIRCUIT DEVICES EVER BE DISABLED.

Available From ADC

MANOMETER

USED TO MEASURE GAS PRESSURE IN INCHES
OF WATER COLUMN (W.C.)
THE FOLLOWING PIECES OF TEST EQUIPMENT WILL BE REQUIRED TO TROUBLESHOOTTHIS SYSTEM WITH MINIMAL TIME AND EFFORT

DSI IGNITOR GAP FEELER GAUGE (1/8")

USED FOR CHECKING GAP BETWEEN IGNITOR/FLAME-
PROBE ASSEMBLY AND SPARK ELECTRODE

Available From ADC

MULTIMETER / VOLTMETER

FOR MEASURING VOLTAGE