Where do you connect the warm up regulator?
Connect the control pressure measuring gauge. One hose goes to the fuel line that is on top of the fuel distributor, the other goes to the input of the warm up regulator. For now, we are only going to use the top half of the warm up regulator. 3.
What is the end number of a Mercedes warm up regulator?
It has a bosch code, for example 0 438 140 068. The end number (068 in this case) is the number that gives us the intended calibration of the WUR. Now here are the calibration specs for each warm up regulator, straight from mercedes benz: Specifications for some WUR used in the M116/117 and M110 engines.
What to do with warm up regulator ( WUR )?
Remove the 4 flat screws, inspect the diaphragm, clean it and/or replace it. Also replace the tiny o-ring below the diaphragm, if it’s well worn. Also, it is important to check the fuel filter mesh inside the input port of the WUR; make sure it’s clean.
How does the warm up regulator calibration work?
Pressing THE P SPOT will increase the control pressure, no pressure on the P SPOT will drop the control pressure to 0.5 bar. So, what the engine wants is a control pressure 3.0 to 4.0 bar when the engine is running, and, if the engine is cold, lower control pressure (say, 2.5bar), so the mixture is richer.
What kind of warm up regulator do I Need?
Warm Up Regulator- ( CIS ) Control Pressure Regulator by Bosch. DeLorean warm up regulator, Mercedes-Benz warm up regulator, Porsche warm up regulator, Volvo, Audi, Lamborghini. Also known as ( Cis ) Control pressure regulators. All units are remanufactured unless otherwise noted new and carry an 18 month warranty.
Is the core charge on a warm up regulator refundable?
If the cases are broken or cracked, parts missing and extra labor would have to be added to repair the unit, then they are not considered a re-buildable core and the core charge is not refundable or it will be applied. $250.00 minimum on warm up regulators and fuel distributors.
How much does a Porsche 911 warm up regulator cost?
$250.00 minimum on warm up regulators and fuel distributors. Core charge is applied to new units if they are out of production. Core charge is based on my replacement cost. This may be the first one made. 0 438 140 001 0438140001 Porsche 911 2.4T 73 911 2.7 73-75 911 2.7S 73-75 77-80, 240 DL, GL. Warm up regulator With Vacuum enrichment.
Connect the control pressure measuring gauge. One hose goes to the fuel line that is on top of the fuel distributor, the other goes to the input of the warm up regulator. For now, we are only going to use the top half of the warm up regulator. 3.
What is the Bosch code for the warm up regulator?
Moreover, when accelerating, there are vacuum ports in the WUR that can affect the control pressure too, for more details on the vacuum side of the WUR please read: Now, look at your Warm Up Regulator. It has a bosch code, for example 0 438 140 068.
It has a bosch code, for example 0 438 140 068. The end number (068 in this case) is the number that gives us the intended calibration of the WUR. Now here are the calibration specs for each warm up regulator, straight from mercedes benz: Specifications for some WUR used in the M116/117 and M110 engines.
How to re-assembly a K-Jetronic warm up regulator?
Re-assembly. Fit the O-ring, steel shim, button and cover plate, ensuring that the button sticks through the cover, with the flat side to shim, and fit the 4 screws. Drop the electrical connector through the top hole from the inside, slide the bimetallic down its post, and the wiring should fall into place.