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New Variable Speed Control
Part# 31165-VSC
Attaches to or near the electric engine-cooling fan. Senses coolant temp. via the radiator core and sets fan speed from 60% to 100%, depending on built-in fan thermostat setting. Thermostat range: 155 - 220 degrees Fahrenheit. Allows greater control over engine temp: reduces charging spikes and current load on charging system. 45 amp max. load. Directs fan to run for 30 seconds after vehicle is turned off.
Complete End User Instructions for New Variable Speed Control
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Part#31146-A/C Relay
(20 amp rating)
Taps into A/C hot lead. Automatically engages fan when air conditioner is turned on, gives your system a head start on the added cooling demand (not required on Flex-a-lite fans with built-in A/C relays)
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Part# 31147-Adj. Temp Sensor
(20 amp rating)
Turns fan on/off at the desired temperature. Dial-adjustable 1800-2400F. Gives the freedom to set one temperature for occasional high-demand use, then reset for highway or day-to-day driving.
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Part# 31148-Aux. Illum. Switch
(15 amp rating)
For cockpit control or override of fan function. May be wired to actuate fan regardless of temp setting (end of a heat, or at the beginning of a hard pull), or -wired alternately - can be made to disable fan function, regardless of temp setting (for water crossings, etc.)
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Part# 31149- Temp. Control Module
Wiring Instructions for Temp. Control Module
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