YS-e Instruction Manual 76-QD0444EN-00Y01-00.doc
22
11.
Troubleshooting
Before asking repair, carry out the following checks.
If the trouble cannot be solved by the following actions, or if other trouble occurs, stop using this
product immediately, and be sure to ask us or our qualified (designated) servicing factory via your
sales outlet or sales agent.
Trouble
Probable cause
Action
No transition to pairing
mode
The throttle lever is not operated since
installation of the battery pack to the tool.
Operate the throttle lever.
Once the throttle lever is pulled, the tool is
activated.
Pairing is not possible
Battery pack is not installed in the tool.
Install the battery pack in the tool.
The power of the wireless unit is not ON.
Turn on the power to the wireless unit.
The tool does not shift to pairing mode.
Press the pairing button of the tool for a while until
the tool shifts to pairing mode.
The wireless unit does not shift to pairing mode.
Press the pairing button of the wireless unit for a
while until the wireless unit shifts to pairing mode.
The distance between the tool and the wireless
unit is long.
Get the tool and the wireless unit closer and carry
out pairing again.
There is an obstacle between the tool and the
wireless unit.
Check the surrounding working environment.
The tool does not operate.
The wireless unit is not turned on.
Turn on the wireless unit.
Pairing with the wireless unit is not established.
Carry out pairing.
The motor is overheated.
Wait until the motor gets cool and the LED goes off.
The driver is overheated.
Wait until the driver gets cool and the LED goes off.
The data of tightening results accumulated in
the tool is saturated.
The data of tightening results accumulated in the
tool is being transmitted to the wireless unit.
Please wait for a while.
The battery pack is over-discharged.
The battery voltage falls below a certain level and
protective function is active.
Charge the battery pack.
* Be sure to charge the over-discharged battery
pack to full level.
If the charging level is not sufficient, the protective
function may not be released.
