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Troubleshooting
[61%$/0 [1CC2%$/#\*DC/C M2Z/$-#&1$D3214C
Tool will 
not start.
1.  Cord not connected.
2.  No power at outlet. 
 
 
3.  Tool’s thermal reset breaker 
tripped (if equipped).
4.  Internal damage or wear.   
(Carbon brushes or 
Trigger, for example.)
1.  Check that cord is plugged in.
2.  Check power at outlet.  If outlet is unpowered, 
turn off tool and check circuit breaker.  If breaker 
is tripped, make sure circuit is right capacity 
for tool and circuit has no other loads.
3.  Turn off tool and allow to cool.   
Press reset button on tool.
4.  Have technician service tool.
Tool operates 
slowly.
Extension cord too long 
or wire size too small.
Eliminate use of extension cord.  If an extension 
cord is needed, use shorter/heavier gauge cord.  
See Extension Cords in GROUNDING section.
Performance 
decreases 
over time.
1.  Bit dull or damaged.
2.  Internal lubrication cold. 
3.  Carbon brushes worn 
or damaged.
1.  Keep cutting bits sharp.  Replace as needed.
2.  Allow tool to operate with no load 
for 5 minutes before use.
3.  Have qualified technician replace brushes.
Excessive 
noise or 
rattling.
Internal damage or wear.   
(Carbon brushes or bearings, 
for example.)
Have technician service tool.
Overheating. 1.  Forcing tool to work too fast.
2.  Bit dull or damaged.
3.  Blocked motor housing vents. 
 
4.  Motor being strained by long or 
small diameter extension cord.
1.  Allow tool to work at its own rate.
2.  Keep cutting bits sharp.  Replace as needed.
3.  Wear ANSI-approved safety goggles and 
NIOSH-approved dust mask/respirator while 
blowing dust out of motor using compressed air.
4.  Eliminate use of extension cord.  If an extension cord is 
needed, use one with the proper diameter for its length 
and load.  See Extension Cords in GROUNDING section.
# N1$$1I#*$$#C*W/3-#.6/O*D3214C#IP/4/B/6#72*X41C24X#16#C/6B2O24X#3P/#311$K#
###############'2CO144/O3#.1I/6#CD..$-#%/W16/#C/6B2O/K
PLEASE READ THE FOLLOWING CAREFULLY
THE MANUFACTURER AND/OR DISTRIBUTOR HAS PROVIDED THE PARTS LIST AND ASSEMBLY DIAGRAM 
IN THIS MANUAL AS A REFERENCE TOOL ONLY.  NEITHER THE MANUFACTURER OR DISTRIBUTOR 
MAKES ANY REPRESENTATION OR WARRANTY OF ANY KIND TO THE BUYER THAT HE OR SHE IS 
QUALIFIED TO MAKE ANY REPAIRS TO THE PRODUCT, OR THAT HE OR SHE IS QUALIFIED TO REPLACE 
ANY PARTS OF THE PRODUCT.  IN FACT, THE MANUFACTURER AND/OR DISTRIBUTOR EXPRESSLY 
STATES THAT ALL REPAIRS AND PARTS REPLACEMENTS SHOULD BE UNDERTAKEN BY CERTIFIED AND 
LICENSED TECHNICIANS, AND NOT BY THE BUYER.  THE BUYER ASSUMES ALL RISK AND LIABILITY 
ARISING OUT OF HIS OR HER REPAIRS TO THE ORIGINAL PRODUCT OR REPLACEMENT PARTS 
THERETO, OR ARISING OUT OF HIS OR HER INSTALLATION OF REPLACEMENT PARTS THERETO.
=/O167#[617DO3JC#&/62*$#>D0%/6#5/6/A#
#
>13/A If product has no serial number, record 
month and year of purchase instead.
>13/A Some parts are listed and shown for 
illustration purposes only, and are not available 
individually as replacement parts.