Heater hose routing

Discussion in '1947-1954' started by Zig, Aug 1, 2010.

  1. Zig

    Zig Member

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    Question~ I can find pictures, and it's not in the manual I have on how you run the hoses using a factory(?) valve that is in the dash. I assume the water comes from the water pump housing, into the heater core, out to the port in the valve closest to the firewall, then from the outer post to the thermostat housing?
    Mine uses four hoses, not the typical two that I've seen in picture after picture...
    Thanks for any help!
     
  2. Zig

    Zig Member

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    Here's a picture of what I have...

    The outer stub of hose closest to where the inner fender would be came from the water pump. The stub of hose closest to the block went to the thermostat housing. Nothing was hooked to the control valve sticking out of the firewall that is up at a diagonal from the hose stubs, I slipped on a short section of hose closest to the firewall on this valve and tried to blow through it. Couldn't. I found the long handle that connects to the part of the valve inside the cab and turned it until it stopped. Went out and tried it again. Blew air right through it and out the other port that this valve has. I assume this would be the return line. That way, when you close the valve, no water from the block will flow through it.
    Now, lines were NOT hooked to this, which leads me to believe it must have leaked. I want to hook it all up to try it and see, I just want to make sure I have it the right way!
    Thanks for any and all help.

    This way, you get to look at my beautiful baby again! Right brit? :D ;) :p
     

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    Last edited: Aug 2, 2010
  3. DeadZoneTruckin

    DeadZoneTruckin Member

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    [​IMG]
     
    Last edited: Aug 1, 2010
  4. Zig

    Zig Member

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    Thanks, dz!

    Wouldn't you know it~ a 50/50 chance and I would have gotten it wrong! I sure appreciate the diagram! I couldn't find that anywhere!
    Now I'm off to buy some hose and clamps and see what happens. Yeeha! :D
     
  5. vwnate1

    vwnate1 Member

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    Heater Connections Etc.

    You could have easily found it had you purchased the $30 accessory manual ~ it and the factory shop manual are chock full of great detail pictures....

    Many have the various books , few ever bother to read them , they'll make the basic day to day operation of your vintage vehicle easier and more rewarding too .
     
  6. ol' chebby

    ol' chebby Member

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    EVERYONE should buy the assembly manual, especially if they are trying to restore a truck to factory spec.s.
     
  7. Zig

    Zig Member

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    Geee, THANKS!

    I *HAVE* the SHOP manual. Kinda surprised there isn't any info on the routing of the heater hoses. Like, none~ Nothing... Zip~ Zero, NADA.

    But hey, you guys saved the day. That's a little bit more meaningful than flipping through the pages of a book I guess I need to get as well to supplement my shop manual. But then if I have both of these books, then I won't need to ask anymore....
    Oh~ I see... :rolleyes:

    Sorry~ I am not a mechanic, nor never will be. I just love my old truck and would rather try this myself as opposed to farming it out. You all give me the feeling I can do this, and low-and-behold, take a bow. My truck is ready to start again tomorrow because of your help. You don't realize what an accomplishment that is.

    BTW, I have just started the "putting it back together" process, so I'm sure I'll ask a lot more questions I could probably find in the book or on the net.
    My gratitude is all I can offer for the help.
    Thanks!
     
  8. ol' chebby

    ol' chebby Member

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    Not the shop manual, the ASSEMBLY manual.....shows how all those parts went together way back when....
     
  9. Flashlight

    Flashlight Member

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    Russ,

    We should give him a break...1) He's building a "Jimmie" and 2) referring back to #1, maybe readin' an writtin' ain't a strong suit fer'um, pictures are better.

    Just kiddin' Zig, Bahahaha! But if you only hook up two of them hoses, you will get water everywhere, Don't ask how I know.

    Flashlight
     
  10. Blueflame236

    Blueflame236 Member

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  11. Zig

    Zig Member

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    Thanks, all. I had the heater hoses hooked up minutes after Deadzone posted that diagram. It looks (and works) beautifully.
     
  12. ssnow

    ssnow Member

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    Different Drummer

    The hoses connected to the stem on the upper firewall on my 54 3600 are reversed from the manual page. Easy enough to switch but does it actually matter? We haven't had it running yet to see if there are any obvious problems like water spraying out, but the hoses have probably been in place for a while.
     

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  13. vwnate1

    vwnate1 Member

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    Reverse Heater Flow

    Well ;

    Sort of ~ if you live where it gets really hot , you'll notice radiant heat from the heater even when the valve is turned off .

    If this doesn't bother you , leave it alone .
     
  14. ssnow

    ssnow Member

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    Headslapper

    Thanks Nate, now I see what is going on. It probably never really mattered as my truck is from northwest Washington where even on summer mornings, and occasionally the whole day, a little extra heat can be appreciated.
     

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