COX l2T, Owner'S Manual

Page: 11 / 18

11
Troubleshooting
Problem
Cylinder rod will not move SOLUTION: A,D,E,H,J
Slow cylinder shaft speed when extending or
retracting SOLUTION: A,B,C,H,I,K,L
Wood will not split or splits extremely slowly SOLUTION: A,B,C,F,I,K
Engine bogs down during splitting SOLUTION: G,L
Engine stalls under low load condition SOLUTION: D,E,L,M
Cause Solution
A -Insufficient oil to pump Check oil level in oil tank
B -Air in oil Check oil level in oil tank
C -Excessive pump inlet vacuum Check pump inlet hose for blockage or kinks
D -Blocked hydraulic lines Flush and clean the splitter hydraulic system
E -Blocked control valve Flush and clean the splitter hydraulic system
F -Low control valve setting Adjust control valve with a pressure gauge
G -High control valve setting Adjust control valve with a pressure gauge
H -Damaged control valve Return control valve for authorized repair
I -Internal control valve leak Return control valve for authorized repair
J -Internal cylinder leak Return cylinder for authorized repair
K -Internally damaged cylinder Return cylinder for authorized repair
L -Adjust engine idle Adjust idle control nuts
M -Engine is loaded during idle down mode Use shorter log length (20” or less) to allow
engine to speed up before contact