16
FM22P Petrol Log Splitter
Maintenance
TROUBLESHOOTING
Problem
Possible Causes
Cylinder rod will not move
Causes: A,D,E,H,J
Slow cylinder rod speed when extending or
retracting
Causes: A,B,C,H,I,K,L,M
Wood will not split or splits extremely slowly Causes: A,B,C,F,I,K
Engine bogs down during splitting
Causes: G,M
Engine stalls under low load condition
Causes: D,E,M,N,O
Engine starting problem
Causes: O
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
-Hydraulic oil filter clogged
Remove and clean the hydraulic oil filter
M
-Engine Control out of adjustment
Adjust idle control nuts
N
-Engine is loaded during idle down mode
Use shorter log length (550 mm / 21.65” or less) to
allow engine to speed up before contact.
O
-Engine operation
Refer to the engine owner’s manual
