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Topic: Suction Hose ruptured

in Forum: C3 Cooling and Heating Systems


Suction Hose ruptured

Posted: 5/29/06 7:13pm Message 11 of 18
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Duncanville, TX - USA
Joined: 11/8/2003
Posts: 20214
Vette(s): #1-1974 L-48 4spd Cp Med Red Metallic/Black deluxe int w/AC/tilt/tele./p/w-p/b/ Am-Fm/map light National/Regional/Chapter NCRS "Top Flight" #2-1985 Bright Red/Carmine Cp.L-98/auto Member: NCRS, NCRS Texas, Corvette Legends of Texas
[QUOTE=dwright] Just a question for my own education.

Does the suction line have a metal spring in it to keep it from collapsing?[/QUOTE]

No.
There is supposed to be pressure in the system all the time. It is just lower on the "suction"(low) side than the high pressure side. The hoses in an A/C system are fairly thick walled. If you're interested in whether or not the line could collapse, the answer is no. At least not in any semi-abnormal circumstance.


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Suction Hose ruptured

Posted: 6/10/06 12:33pm Message 12 of 18
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Poquoson, VA - USA
Joined: 11/20/2004
Posts: 1023
Vette(s): 73 Conv, Blue-Green/White Top - 454, M21 - Dark Saddle Leather, Power Windows, A/C, Tilt/Tele, AM/FM St. (orig. and sounds like it too).#2 -- 2007 Coupe,3 LT package, Z51 option, Victory Red, Ebony Int. Clear Top.
[QUOTE=2 cruzn]

"Update" -----Once again Advance Auto Parts has a rebuilt for $60 but I think it needs the dessicant installed which I already have... and they have the VIR to rebuild my present unit...

[/QUOTE]

Well I decided to go with the VIR eliminator from Old Air Products.. cost $125. Today I finally got the old receiver out. ... what a major PIA.. could not get one fitting loose and finally had to cut the top away on the receiver so I could get a wrench on it (don't try without a flare nut wrench)... and I had to put some heat on it to braek it free... of course it's right next to all that plastic so had to insulate it from the heat etc.. etc... and of course the oil in the receiver wanted to light up too... .. ... there is absolutely no room to get my hands in there. I can't imagine what it would have cost to get done... I think I will enjoy doing the ball joints after this... 




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Blue Green *** 454,4 Spd, Dark Saddle Leather, A/C, AM-FM St. (orig), PW, Tilt -Tele Wheel"



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Suction Hose ruptured

Posted: 8/12/06 9:53pm Message 13 of 18
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Moses Lake, WA - USA
Joined: 4/16/2005
Posts: 2134
Vette(s): 1976 L48 4-spd, Mahogany Metalic exterior, Buckskin interior 350ci/350hp, 3rd owner, fiberglass spring, 255/50-16's Torq-Thrust II
Well I just had the fun experience of my high side hose blowing out on Thursday. The rupture was pointing right at my exhaust manifold. Like Ray it scared the sh** out of me. Lots of smoke while doing 75 mph down the freeway. I was going to stay with R12. Do you have to take the hood off to get to the nut on the condenser? Since the system is all original parts should I buy a rebuilt VIR while I am replacing the hoses? Not looking forward to getting the VIR out of the fender well. Looks like I have a winter project ahead of me


Suction Hose ruptured

Posted: 8/13/06 9:58am Message 14 of 18
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Greensburg, IN - USA
Joined: 9/24/2003
Posts: 5188
Vette(s): Previous: 1984 Silver / Charcoal Coupe, 1988 Maroon Coupe / 1989 Artic White Coupe / 2001 Speedway White Roadster / Present:1976 Stingray Black / Black, Auto, 350 slightly modified (355 hp) Luxor Wires Redline Tires. / 1989 Roadster Bright Red...
After readin through this thread and rememberin Adam's blowin out on the downhill side of the Dragon I finally feel preety good fer once not havin AC.
Good luck gettin her back together...


Suction Hose ruptured

Posted: 8/13/06 8:16pm Message 15 of 18
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Poquoson, VA - USA
Joined: 11/20/2004
Posts: 1023
Vette(s): 73 Conv, Blue-Green/White Top - 454, M21 - Dark Saddle Leather, Power Windows, A/C, Tilt/Tele, AM/FM St. (orig. and sounds like it too).#2 -- 2007 Coupe,3 LT package, Z51 option, Victory Red, Ebony Int. Clear Top.

[QUOTE=suncountry]Well I just had the fun experience of my high side hose blowing out on Thursday. The rupture was pointing right at my exhaust manifold. Like Ray it scared the sh** out of me. Lots of smoke while doing 75 mph down the freeway. I was going to stay with R12. Do you have to take the hood off to get to the nut on the condenser? Since the system is all original parts should I buy a rebuilt VIR while I am replacing the hoses? Not looking forward to getting the VIR out of the fender well. Looks like I have a winter project ahead of me[/QUOTE]

Next to impossible to get the fitting off without the hood off. The hood is no problem... just mark it's position so it aligns back the same... take a couple bolts off the hood and with a helping hand slip it off... makes life easier. To make a long story short, since the company sent me  the VIR receiver and not the updated system by mistake, just before Pigeon Forge, I decided to go with the VIR. It is a real pain working in such a tight spot and getting from underneath not much easier, just be patient it can be done, obviously... while in there it's a good time to change the heater hoses at the core... I also went to a local A/C shop and they made me a new Low Press hose with my old manifold fittings. If yours is the High side i don't think you will have any trouble getting that.

2 cruzn38942.8545949074


Lifetime Member #86

USN 1966-1970

WestPac 67-68 Tet I&II


Featured in Corvette Enthusiast Aug 2007 "Shark Attack"
Blue Green *** 454,4 Spd, Dark Saddle Leather, A/C, AM-FM St. (orig), PW, Tilt -Tele Wheel"



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Suction Hose ruptured

Posted: 8/13/06 8:56pm Message 16 of 18
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Roseland, NJ - USA
Joined: 12/4/2003
Posts: 966
Vette(s): 1974, 454 with 4 on the floor, matching numbers.
OK, since this is a project that I've been putting off, I might as well ask my question rather than start a new thread. You've all help with some answers on my AC woes so here goes. I have a new condenser, and evaporator, the compressor was tested for leaks and held 230 lbs pressure for a 1/2 hour. It currently has R12 ( I still have some at work) I'm still trying to get the high blower switch to work. I believe that my system is (original 63,000) miles. Now I'm reading about VIR, desiccant, and other related parts  The last thing I need is to have anything blow, so I think I've answered my own question. Not to take a chance and I might as well replace the parts mentioned. What else do you guys suggest I replace     


Suction Hose ruptured

Posted: 8/14/06 7:51am Message 17 of 18
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Poquoson, VA - USA
Joined: 11/20/2004
Posts: 1023
Vette(s): 73 Conv, Blue-Green/White Top - 454, M21 - Dark Saddle Leather, Power Windows, A/C, Tilt/Tele, AM/FM St. (orig. and sounds like it too).#2 -- 2007 Coupe,3 LT package, Z51 option, Victory Red, Ebony Int. Clear Top.

[QUOTE=warbird] Now I'm reading about VIR, desiccant, and other related parts

Well you definitely need to replace the dryer or dessicant after opening a system, weather it be the VIR or the updated system with a press switch. The new system is sealed and you can't replace the dessicant. Is the suction hose in good cond? Evacuate the system (and flush first if a faulty compressor or any other contaminant is suspected). Check for leaks. Charge it up...




Lifetime Member #86

USN 1966-1970

WestPac 67-68 Tet I&II


Featured in Corvette Enthusiast Aug 2007 "Shark Attack"
Blue Green *** 454,4 Spd, Dark Saddle Leather, A/C, AM-FM St. (orig), PW, Tilt -Tele Wheel"



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Suction Hose ruptured

Posted: 8/14/06 9:51am Message 18 of 18
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Hot Springs, AR - USA
Joined: 4/24/2004
Posts: 3236
Vette(s): 69 Conv #'s match 427, TKO-600/.64, 3.36HD-Posi, HT, T/T, PS, PB, PW, SP, Leather, Comp XE264HR & Roller Rockers & Lifters, Air-Gap RPM intake, Holley St Av 770 VS, MSD 6AL+Dist+Blaster SS, K&N, Jet-Hot Hooker Side-Pipes, Steeroids, Al Rad, Spal Fans

[QUOTE=Tuxblacray] After readin through this thread and rememberin Adam's blowin out on the downhill side of the Dragon I finally feel preety good fer once not havin AC.
Good luck gettin her back together... [/QUOTE]

ditto...  thats what the ragtop is for...




in Forum: C3 Cooling and Heating Systems


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