INTELLI-VENT TROUBLESHOOTING GUIDE
Technical Training Department Ashland City, Tennessee © 2005
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AIR PRESSURE SWITCH CIRCUITS
1
4
Blocked Exhaust Switch
Normally Open Contacts
Close on a Fall in Pressure
Vent Temperature Limit Switch
Normally Closed Contacts
Open on a Rise in Temperature
Molex Plug
6 Pin Plug
Air Pressure Switch Circuit - Residential Power Vent/Power Direct Vent