Search results for query: blend door

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  1. F

    Interior Trim, Landau Covering & Antenna Learnings

    I found a very close medium blue stretchy fabric (not foam backed) for my 1988 5A. The fabric was on the shelf in the section that had bolts of general use vinyl at Wal*Mart's fabric section. $1/yd is what I paid :) I put down some contact cement around the inside edges of the A pillar and it...
  2. BudW

    How does the M-body climate control work exactly?

    The Hot Water valve under hood is either open or closed (no mid position). It is turned off (no coolant flow) when HVAC system is off or in Max A/C. All other times it is full open. This applies if it has regardless if regular A/C or ATC. What controls the temperature coming out of the...
  3. BudW

    How does the M-body climate control work exactly?

    The ATC (Automatic Temperature Control) uses both the A/C and heater. The A/C runs full time and adjusts the amount of air flow through the heater core (which is also running full time), via the blend air door/door actuator, to maintain the desired temperature. It is quite simple, when it...
  4. 89.Fifth

    How does the M-body climate control work exactly?

    ...vent shaped sort of like a pizza pie. That's the temp sensor. There's probably a small fan than pulls air across a ballast resistor with a heatsink, as the air temp changes, so does the resistance, and that voltage changes movements in the blend door. Just a guess. The FSM may have more details.
  5. K

    How does the M-body climate control work exactly?

    ...cabin. When the temperature sensor goes above the set temperature, it sends a electrical signal to engage the compressor. I think the air blend door is open all the way when the system is put into semi-automatic mode. System is semi-automatic in that it can only cool the car, it cannot heat...
  6. BudW

    Overheating and ac blowing warm

    There are three motors that operate the A/C air doors. Recirculation air door, which is located by the blower motor. It allows outside air to come in in all modes except for Max A/C or when off. The A/C mode door actuator. It changes air from feet, to front vents to windshield. Green arrow...
  7. BudW

    First Time Replacing Hoses - Questions

    I agree with Aspen500. It turns off any hot water flow inside of cabin during Max A/C and in "off" mode. All other times it allows full hot water inside of cabin, which is then controlled using the blend air door (via cable or motor with ATC (Automatic Temp Control).
  8. Aspen500

    First Time Replacing Hoses - Questions

    The valve actually only closes off coolant flow when you select MAX A/C. Otherwise there's always flow through the heater core. If the blend door was an absolute seal with the temp all the way to cold it wouldn't matter but they aren't. They always leak a little air from the "hot side". The...
  9. Jack Meoff

    2nd 100 mile trip with 5th avenue

    ...and finding out what's going on. That's what I would do. Window whistle is a bad seal somewhere. The heater.....hunches only The blend door isn't opening or.......don't even want to say it.....heater core? There are a few good heater related threads on here. But I'm by no means an expert...
  10. Mopar_Gods

    Heater control cable

    I bought mine from Jim was a good transaction. Mine was broke right at the bent section that hooks to the slider on the switch it self. At the other end of the cable you will either have a flat clip or a clip with a bottom on it for mounting to the heater box. Also AC and non AC plays a part in...
  11. Monkeyed

    r-134 conversion

    ...out to just keep the compressor running, very scientific, I know.. I found out the reason my temps were all over the place was that the blend door motor cable connection was partially cracked from age, so it only had intermittent contact. I put a zip tie around it and that cured it...
  12. Aspen500

    Heater control cable

    There's supposed to be a metal push clip on both the control lever and the blend door crank arm to keep the cable eyes secured. If memory serves, the door end uses something similar to the pic, the control end is a rectangular piece, part number 6029 889 "nut". This is it...
  13. greymouser7

    Heater control cable

    yeah these are available on Ebay, Jim IS a better bet as the eBay ones are no returns even if it is broken
  14. slant6billy

    Heater control cable

    I'm going to disconnect down on the door arm. I think or I hope there isn't an issue inside on the blend door
  15. slant6billy

    Heater control cable

    ...is stuck on heat (to the right). I thought it worked prior to the core replacement. Perhaps I damaged it on removal. I can move the arm (blend door) on the heater box, so I'm pretty sure the cable is fubar. It looks like it has bent right at the controls. Are these available NOS? Will the...
  16. K

    Dodge Aspen restoration project for my exam in one topic.

    My theoretic exam part: manual AC to ATC conversion on HN ( Aspen / Volare) Chrysler models: On my parts catalogue I found out that there are Chrysler models F/G and H/N that share a lot of AC related parts. Therefore, after some theoretic examination, I found that the major differences are...
  17. Jack Meoff

    MoPar Bracket for 100 amp alternator and A/C

    Not 100% myself. I was under the impression that the old style blend door was cable operated and the newer ATC has the resistor and motor operated blend door. If I move my temp setting on the Volare or Caravelle it sure feels mechanical and immediate as opposed to the Fifth where there's a delay...
  18. K

    MoPar Bracket for 100 amp alternator and A/C

    ...happens is this: a. In heat mode, when the temperature sensor detects the cabin temperature is below the slider setting, it moves the blend door to allow more heat in, at the fan speed selected by the fan speed slider. As soon as that temperature is reached, the blend door closes, not...
  19. Jack Meoff

    MoPar Bracket for 100 amp alternator and A/C

    When you turn the temperature down you're closing the blend door. That lever is attached to a cable that opens and closes the door.
  20. K

    MoPar Bracket for 100 amp alternator and A/C

    ...be almost trivial with an analog circuit. The analog circuits could then be used to power a solenoid, or switch vacuum to move the air blend door. There is no need for an external temperature sensing element, as it really doesn't matter what the external temperature was, as long as the...
  21. Jack Meoff

    MoPar Bracket for 100 amp alternator and A/C

    ATC has a dash mounted sensor and an electronically/vacuum controlled blend door if memory serves..... The old style like the one in your Aspen is a cable controlled blend door with vacuum controlled switching. I'd have to dig through my manuals....
  22. R/T Mirada

    '83 Mirada street/strip project - my official return to FMJ!

    Those door panels take me back to a few months ago I did the same with water resistant card board, and I made my own interim top trim out of pine and aluminum angle. I should cover them in matching vinyl to help them blend in but I have since gotten some NOS pieces that are waiting till it is...
  23. Dr Lebaron

    temp control 89 5th ave

    Surf around on Dip. Punched in 'blend door', got this- http://www.dippy.org/forum2/index.php?topic=498.0 http://www.dippy.org/forum2/index.php?topic=3423.0 http://www.dippy.org/forum2/index.php?topic=528.msg6798#msg6798 http://www.dippy.org/forum2/index.php?topic=11247.msg137355#msg137355...
  24. Monkeyed

    temp control 89 5th ave

    it's way in the back under all that wrapped padding, with the red dot on it, with the green wires going to it. I can seen a shaft coming from under it, and I can hear it trying to turn, but it's not moving,
  25. MiradaMegacab

    temp control 89 5th ave

    There is a pic of the blend door actuator in ur link
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