English
TROUBLESHOOTING GUIDE
WARNING
○ To avoid injury from an accidental start, turn the switch OFF and remove the plug from the power source
and remove the AC/DC adapter from the tool before making any adjustments.
○ All electrical or mechanical repairs should be done only by qualifi ed service technicians. Contact HiKOKI
Authorized Service Center.
Symptom
Cannot be attached to the
main unit
Does not operate
Suddenly stops
Frequently stops
The box's error lamp blinks
and comes to a halt
The adapter is hot
Something is wrong
with the operation of
the overload protection
function
Possible cause
● Used with a 14.4 V/18 V product
● Used with a 36 V product that is
incompatible with a multi volt battery.
The tool or the AC/DC adapter became
overheated
The tool was overloaded
Protection function activated due to
consecutive use with high workloads.
Overheating caused by the box or
adapter's ventilation hole being blocked by
obstructions such as cloth or wood scraps
Box at high temperature
Problem with power source
Heats up with continuous use
Overload protection function's activation
conditions vary when using a battery as
opposed to using an AC/DC adapter
Use with a 36 V product that is compatible
with multi volt battery.
Allow the tool and the AC/DC adapter to
fully cool.
Remove the cause of the overload.
Not a problem. Avoid high workloads when
operating unit.
Remove any obstructions blocking the
ventilation hole to allow air to reach the
box and adapter.
Disconnect the box's power plug and allow
the box to fully cool.
Use of multi-outlet or single outlet
extension cords may cause insuffi cient
voltage. Use a power source capable of
providing a voltage of 100 V.
When the power source is disconnected,
allow over 30 seconds to pass before
reconnecting.
Continue with electric conduction and
allow the unit to fully cool by fan or in a
shaded area with good air circulation.
Not a problem. To protect the unit, avoid
overload during operation.
6
Remedy