TEST EQUIPMENT

The following pieces of test equipment will be required to troubleshoot this system with minimal time and effort.

MANOMETER

Used to measure gas pressure in inches of water column (W.C.)

Available from ADC - Part No. 122804

MULTIMETER/VOLTMETER

For measuring voltage and/or amperage

1.HSI (Hot Surface Ignition) TROUBLESHOOTING TERMS (definitions)

a. INTERNAL CONTROL FAILURE - HSI module “red” L.E.D. (light emitting diode)

indicator light stays on continuously. This indicates

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American Dryer Corp ADG-530 technical manual HSI Hot Surface Ignition Troubleshooting Terms definitions, Test Equipment