WebOct 1, 2012 · (ECM) commands DEF dosing, the ECM sends a pulse width modulated (PWM) signal to the dosing valve, which opens the dosing valve and allows DEF to be sprayed into the exhaust stream. Component Location: The aftertreatment diesel exhaust fluid dosing valve is installed in the exhaust system. It is mounted directly to the WebAug 9, 2024 · This item FANHAY 12V Control Unit Denoxtronic 2.2 Doser DEF Urea Pump for Cummins ISX ISB ISC Module Doser Fluid 4387304RX 4387304 2871879 Aumtoni …
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WebThe DEF fluid injected by the dosing valve is atomized into a fine mist and converted into ammonia while in the decomposition reactor. It then passes along with the exhaust gas into the SCR where it reacts with the exhaust … WebMar 13, 2016 · Cummins Fault Codes for SPN:3361FMI:4 Fault Code Lamp Color Description ... The diesel exhaust fluid dosing unit performs many functions, one of which is to generate adequate diesel exhaust fluid pressure in the lines, using a pump, to allow for dosing. The diesel exhaust fluid controller provides a battery voltage supply and a … how to start a shisa nyama business
DO NOT REPLACE THE DEF DOSING VALVE FOR ANY OF THE …
WebJun 26, 2024 · The hole is about 3/8", but was clogged down to less than 1/16". It took a pick to get the dried DEF off and I use a brass wire brush to clean out the doser head. After … Web(SCR) System Test B - Dosing test, it is that the dosing volumes are measured very important and recorded accurately. A 250 mL graduated cylinder with 2 mL graduations is the best instrument for this test. - Consistent dosing test failure can be justification for DEF dosing valve replacement. WebJan 9, 2024 · Bicos 4387304RX Denoxtronic 2.2 Supply Module 12V DEF Urea Pump Compatible with Cum-mins ISX ISB ISC Replaces 2871879-RX A028Y792 4387305RX. Dorman 904-6006 Nitrogen Oxide (NOx) Sensor Compatible with Select Models. FANHAY 12V Control Unit Denoxtronic 2.2 Doser DEF Urea Pump for Cummins ISX ISB ISC … reaching hand png