DR Power Hydraulic 5-Ton (Oct 2010 - July 2013) - Manual (Page 16)

16 DR ® 5-TON WOOD SPLITTER
Chapter 5: Troubleshooting
Most problems are easy to fix. Consult the Troubleshooting Table below for common problems and their solutions. If you
continue to experience problems, contact us at www.DRpower.com or call toll-free 1-800-DR-OWNER (376-9637) for support.
Troubleshooting Table
S YMPTOM P OSSIBLE C AUSE
Ram will not move or is
slow to respond.  The Air Bleed Screw may not be open.
 The motor Reset has tripped; push the Reset Button.
 Bleed any accumulated air from the hydraulic system.
 The Wood Splitter may not be on a level surface.
 Make sure the voltage at the outlet or extension cord connection to the DR 5-TON WOOD
SPLITTER is 110-120VAC.
 If you are using an extension cord, make sure that the cord is no more than 25 feet long, is
not smaller than 12 AWG wire or no more than 50 feet long, and is not smaller than 10 AWG
wire.
 The hydraulic fluid may be low. Check and adjust the level as required.
 In extreme high temperature and heavy rapid use, the hydraulic fluid may have overheated.
Allow the machine to cool.
 The wood you are splitting may be too hard, it has knots, or its fiber is very tough.
 Unauthorized adjustment was made to the maximum pressure limiting screw. Visit our
website at www.DRPower.com, call 1-800-DR-OWNER (376-9637), or call a qualified hydraulic
mechanic for assistance to replace worn components. Be sure to reference Hydraulic Safety
in Chapter 1.
Log fails to split.  Check the possible causes for the previous Ram operation symptom.
 Incorrect positioning of the log; re-position the log flat on the splitting beam with the ends
squarely against the Ram face and Splitting Wedge.
 Log exceeds permitted dimensions or the wood is too hard for the capacity of the machine.
The maximum log length is 20" with a maximum diameter of 10" for the DR 5-TON WOOD
SPLITTER.
 The Splitting Wedge has burrs or nicks and needs sharpening.
 There may be a hydraulic fluid leak. Locate the leak using a piece of cardboard under the
machine. Visit our website at www.DRPower.com, call 1-800-DR-OWNER (376-9637), or call a
qualified hydraulic mechanic for assistance to replace worn components. Be sure to reference
Hydraulic Safety in Chapter 1.
 Hydraulic pressure is too low. Visit our website at www.DRPower.com, call 1-800-DR-
OWNER (376-9637), or call a qualified hydraulic mechanic for assistance to replace worn
components. Be sure to reference Hydraulic Safety in Chapter 1.
Ram advances with a
jerky motion or with
strong vibrations.  Check the possible causes for the Ram operation symptom in “Log fails to split” above.
 Check the hydraulic fluid level.
 Bleed any accumulated air from the hydraulic system. If the problem persists, visit our
website at www.DRPower.com or call 1-800-DR-OWNER (376-9637) for assistance.
Before performing any repairs or maintenance procedure, unplug the wood splitter power cord from the power source.