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Old 10-31-2012, 10:21 AM   #44 (permalink)
skyking
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Join Date: Apr 2011
Location: Tacoma WA
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Woody - '96 Dodge Ram 2500 SLT
Team Cummins
90 day: 23.82 mpg (US)

Avion and Woody - '96 Dodge/Avion Ram 2500/5th wheel combo
90 day: 15.1 mpg (US)

TD eye eye eye - '03 Volkswagen Beetle GLS
90 day: 49.05 mpg (US)

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Wow ,thank you for offering.
I will have a motor controlled louver system for my grille, using a headlight motor.
I have two large electric fans with two speeds.
I can get cheap temperature sensors, 0 to 5 volts.
headlight motor has open and closed limit switches already.
I can get a throttle position sensor for reading back louver position, 0 to 5 volts.
I'd like to:
Close louvers when the key is turned on, and temp sensor >.3 volts, for example.
Open louvers to value X when temp reaches 1.0 volts
open louvers to value y when temp reaches 1.5 volts
turn on fan #1 to low when temp exceeds 1.6 volts
turn on fan #2 to low when temp exceeds 1.65 volts
turn on fan #2 to low when Air Conditioning is on and speed switch is off ( I have another component that reads the VSS speed info and can be set with dip switches.)
Progressively switch fan #1 and then fan #2 to high setting based on a combination of temperature and boost value from a pressure sensor.
Allow fan #1 to run on low setting for X minutes after shutdown, depending on underhood temperatures.

Have an LCD display with a few switches, so I can see all these temps and louver values.

Sound simple enough?
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2007 Dodge Ram 3500 SRW 4x4 with 6MT
2003 TDI Beetle
2002 TDI Beetle

currently parked - 1996 Dodge 2500 Cummins Turbodiesel
Custom cab, auto, 3.55 gears
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