CUMMINS N14 - Engine Brake - Low Power or Slow to Activate (Continued)

Engine Brake - Low Power or Slow to Activate (Continued)
Cause Corrections
----------
Slave Piston Adjustment Incorrect or
Slave Piston Sticking
OK
f
* Adjust slave piston clearance and
check for freedom of movement.
----------
Top or Bottom O-ring Seal on Solenoid
Valve Leaking
OK
f
* Remove solenoid valve and inspect
top and bottom o-ring seals. Replace as
necessary.
----------
Filter Screen at Solenoid Valve
Covered With Debris
OK
f
* Remove solenoid valve and clean or
replace screen.
----------
Outer Control Valve Spring Broken or
Control Valve Sticking
OK
f
* Inspect outer control valve springs
and control valve. Replace as required.
----------
Master Piston Stuck
Check master piston for freedom of
movement.
* Refer to the C-Brake Troubleshooting and Repair Manual, Bulletin No. 3810473.
SectionT-Troubleshooting Troubleshooting Symptoms Charts
N14 Page T-27