How do I adjust my rocker arms?
Turn your motor over until your exhaust rocker just starts to press down on the valve spring, that is when you will adjust your intake valve for that cylinder. Spin your pushrod while slowly tightening the nut on the rocker. Do not over tighten it. Stop when you just start to get resistance on the pushrod.
How long does it take to replace a rocker arm?
Once all of the rocker arms are installed, the throttle cable bracket, throttle body, spark plugs and engine’s air cleaner assembly will all be installed in reverse order. For the experienced mechanic, the entire job should take two to three hours.
How to repair a caterpillar 3126B engine workshop?
Apply a small amount of clean engine oil to top of injector. Install Injector Spring Compressor (1U6675) to cylinder head and injector. See Fig. 4. Tighten bolt on Spring Compressor (1V6675) which is threaded into cylinder head hole for rocker arm assembly. This compresses injector.
Is the 3126B engine a permanent part of the ECM?
The 3126B and 3126E diesel truck engines do not have a replaceable personality module. The 3126B and 3126E diesel truck engine’s personality module are a permanent part of the ECM.
What is the personality module on a Caterpillar engine?
The ECM contains programmed performance maps (software) in order to define horsepower, torque curves and rpm. This software is commonly called the personality module. Some engines use Engine Control Modules (ECM) (15) with a replaceable computer chip. The software has already been installed in the replaceable computer chip.
How does injector synchronization work in a Caterpillar engine?
Injector synchronization is setting of all injector racks to a reference position so each injector gives the same amount of fuel to each cylinder. This is done by setting each injector to the same position while control linkage is in a fixed position (called the synchronizing position).