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#1
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Did i buy the wrong Boost controller???
Did i??? It going into a OM617 (non California),
If its the right one then How do i install??? Do i just put it between the Boost port and Wastegate???
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Current Garage 2008 Mercedes GL320 CDI 188k mi Repair/Work in progress 1994 S350 160k mi Garage Queen & prepping for repairs 2005 E320 CDI 203k mi Healthy & Daily Driver 1994 S350 357k mi Retried as parts car 1984 300TD 214k mi Blown OM617 Poss OM603 Swap?? Sold 1987 300SDL 200K+ 1994 S320 181K mi 2008 E320 Bluetec 127k mi 1999 S420 130K mi 1980 240D 360k mi 15+ Others that has come, stay and gone GONE, BUT NOT FORGOTTEN ![]() 1995 E320 SE 220k mi 1984 300SD 350k mi |
#2
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IIRC the inline fitting connects to the compressor outlet, the T fitting connects to the wastegate actuator.
Sixto 87 300D |
#3
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It looks like the kind with a calibrated leak to adjust the pressure reaching the wastegate. You should be able to plug one side and blow in the other and have some air come out the hole on the side. If this is the case, you can install it in either direction on the line going to the wastegate. Start by closing the valve all the way then make a run to determine your boost level. If it's not high enough, crack the valve open a little then do another run and note any difference.
Just keep adjusting and testing until it's right.
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-Evan Benz Fleet: 1968 UNIMOG 404.114 1998 E300 2008 E63 Non-Benz Fleet: 1992 Aerostar 1993 MR2 2000 F250 |
#4
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I don't know, Evan. Calibration should start with the adjustment knob all the way out for minimum spring pressure and maximum signal to the actuator. Adjust it tighter to turn up the boost. Maybe that's what you meant and I read it wrong.
And you can't install it in either direction because pressure has to push the ball against the spring. It won't do that if pressure is coming from the behind the spring. ![]() Sixto 87 300D |
#5
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Here is a tip. Connect your mitivac to the inlet port, flip it to pressure instead of vacuum, and pump it up. I used mine to preset the controller to 13psi. It saved a lot of tweaking time on the car.
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"I have no convictions ... I blow with the wind, and the prevailing wind happens to be from Vichy" Current Monika '74 450 SL BrownHilda '79 280SL FoxyCleopatra '99 Chevy Suburban Scarlett 2014 Jeep Cherokee Krystal 2004 Volvo S60 Gone '74 Jeep CJ5 '97 Jeep ZJ Laredo Rudolf ‘86 300SDL Bruno '81 300SD Fritzi '84 BMW '92 Subaru '96 Impala SS '71 Buick GS conv '67 GTO conv '63 Corvair conv '57 Nomad ![]() |
#6
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Quote:
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__________________
-Evan Benz Fleet: 1968 UNIMOG 404.114 1998 E300 2008 E63 Non-Benz Fleet: 1992 Aerostar 1993 MR2 2000 F250 |
#7
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Quote:
In ball and spring kind, the ball keeps the boost pressure out of the wastegate based upon spring pressure. The bleed kind is different, and I think with those it does not matter which end you mount each side of the hose on.- although, I don't know much about those! I also have a controller coming soon, I'd like to know if you see any difference in spool up time...I'm excited!
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Dan 2005 E320 CDI - 246k 1987 300SDL TD05-16g, Herlevi pump, Elbe manifold, 2.47 LSD - 213k Past: 1987 300D - 264k ![]() |
#8
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no need to waste money on one of these, if you want a controller and already have a gauge hooked up, all you need is a larger diameter 2 inch section of rubber hose and one hose clamp. slit the larger hose lengthwise and put it around the wastegate hose with the hose clamp directly in the middle. test drive, watch your gauge and tighten the clamp as necessary to increase pressure.
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![]() 1980 500SE/AMG Euro 1981 500SEL Euro 1982 380SEL 1983 300TD 1983 500SEC/AMG Euro 1984 500SEC 1984 300TD Euro 1986 190E 2.3-16 1986 190E 2.3 1987 300D 1997 C36 AMG 2003 C320T 4matic past: 1969 280SE 4.5 | 1978 240D | 1978 300D | 1981 300SD | 1981 300SD | 1982 300CD | 1983 300CD | 1983 300SD | 1983 380SEC | 1984 300D | 1984 300D | 1984 300TD | 1984 500SEL | 1984 300SD | 1985 300D | 1986 300E | 1986 560SEL | 1986 560SEL/Carat | 1987 560SEC | 1991 300D 2.5 | 2006 R350 |
#9
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I only bought it for 9.99, because i got a $10 off form paypal
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__________________
Current Garage 2008 Mercedes GL320 CDI 188k mi Repair/Work in progress 1994 S350 160k mi Garage Queen & prepping for repairs 2005 E320 CDI 203k mi Healthy & Daily Driver 1994 S350 357k mi Retried as parts car 1984 300TD 214k mi Blown OM617 Poss OM603 Swap?? Sold 1987 300SDL 200K+ 1994 S320 181K mi 2008 E320 Bluetec 127k mi 1999 S420 130K mi 1980 240D 360k mi 15+ Others that has come, stay and gone GONE, BUT NOT FORGOTTEN ![]() 1995 E320 SE 220k mi 1984 300SD 350k mi |
#10
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The only reason I got one is because I hear that the ball and spring method eliminates wastegate creep. It might only make a 1/2 second difference in how quickly the boost builds, but it was cheap
![]() I would think that maybe it will help with part throttle boost, at least during times where max boost is going to be achieved eventually. I think sixto knows the results first hand..(please tell us!)
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Dan 2005 E320 CDI - 246k 1987 300SDL TD05-16g, Herlevi pump, Elbe manifold, 2.47 LSD - 213k Past: 1987 300D - 264k ![]() |
#11
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You want ForcedInduction to explain boost phenomena, not me.
Evan, the ball and spring go into the T-fitting followed by the set screw. The set screw preloads the spring. The ball plus spring pressure blocks air coming from the left fitting from getting to the bottom fitting. As the boost signal increases, it eventually overcomes the spring and pushes the back back allowing pressurized air to the bottom fitting which leads to the wastegate. There should be a bleed hole (visible in the picture in the initial post) to relieve pressure in the actuator when the ball closes. Otherwise the wastegate might get stuck partially open or take a long time to close. Yes, there is a bit of boost bleed through the relief hole but only when the boost signal is going through. Sixto 87 300D |
#12
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Quote:
Turning it in increases boost, turning it out all the way lets the WG open at it's preset psi and is very slow to build boost.
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I am not a post whore, I am a car enthusiast. 86 190D 420k and counting Quote:
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