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Problem
Cylinder rod will not move SOLUTION: A,D,E,H,J
Slow cylinder rod 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
Engine starts problem SOLUTION: N
Cause Solution
A-Insufficient oil to pump Check oil level in reservoir
B-Air in oil Check oil level in reservoir
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-Engine Control out of adjustment Adjust idle control nuts
M-Engine is loaded during idle down mode Use shorter log length (26” or less) to allow
engine to speed up before contact.
N-Engine operation Refer to the English owner’s manual
Troubleshooting
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