Northern Industrial Tools 1187 - Manual (Page 16)

Page of 18 16
Problem Possible cause Remedy
Log fails to split
· Incorrect positioning of the log
· Log exceeds permitted
dimensions or the wood is too hard
for the capacity of the machine
· Wedge has burs, nicks or flat
spots and needs to be sharpened
· Oil level is low
· Leak of hydraulic oil. Hydraulic
pressure is too low.
· Re-position the log
· Put this log aside and try different
one
· Sharpen the splitting wedge · Adjust
the oil level
· Place piece of cardboard under the
log splitter to locate the leak. Worn
components should be replaced.
Contact qualified hydraulic mechanic
for assistance.
Pressure plate advances
with a jerky motion or
with strong vibration
· Air in the system
· Open bleed screw, and cycle
pressure plate of the log splitter three
to four times back and forth to help
remove any air that may have mixed
into the hydraulic fluid.
· Check and adjust hydraulic oil level.
Slow pressure plate response · Hydraulic fluid level is low · Check and adjust hydraulic oil level.
Hydraulic oil leak
· Bleed screw was not tightened
before machine was moved
· Worn hydraulic oil seals.
· Tighten the bleed screw before
moving log splitter
· Contact a qualified hydraulic
mechanic for assistance or take unit to
an authorized service center