7575
3.2 3.2 AC AC motor motor controllercontroller
3.2.1 Maintenance3.2.1 Maintenance
AC AC motor motor controllercontroller, , fuse fuse protector protector and and fuse fuse are are installed installed on on the the electronic electronic control control mountingmounting
bracket, when mounting the controller, apply heat conduction silicon grease to its bottom.bracket, when mounting the controller, apply heat conduction silicon grease to its bottom.
MaintenanceMaintenance
Controller has no user repair parts. Do not try to open, repair or alter the controller. Otherwise itController has no user repair parts. Do not try to open, repair or alter the controller. Otherwise it
may damage the controller and may damage the controller and also invalid the guarantee.also invalid the guarantee.
It’s suggested to keep the conIt’s suggested to keep the con
troller clean and dry, periodically check and get rid of diagnosetroller clean and dry, periodically check and get rid of diagnose
historical files.historical files.
CleaningCleaning
Periodically clean the outside controller is good for preventing corrosion or other controller faultPeriodically clean the outside controller is good for preventing corrosion or other controller fault
from dirty, dust and chemical, which is part of the environment and always exist in battery powerfrom dirty, dust and chemical, which is part of the environment and always exist in battery power
supply system.supply system.
Be careful when operating the truck power supplied by battery. Including but not limit to theBe careful when operating the truck power supplied by battery. Including but not limit to the
following: correct training, wear goggles, do not wear loose clothing and jewelry.following: correct training, wear goggles, do not wear loose clothing and jewelry.
Carry out maintenance according to the following cleaning procedure. Never clean the controllerCarry out maintenance according to the following cleaning procedure. Never clean the controller
with high pressure washer.with high pressure washer.
–– Remove battery to disconnect power.Remove battery to disconnect power.
–– Connect load(like contactor coil or horn) between controller B+ and B- to dischargeConnect load(like contactor coil or horn) between controller B+ and B- to discharge
controller capacity.controller capacity.
–– Clean dirt or corrosive on the power and signal binding post. Wipe the controller withClean dirt or corrosive on the power and signal binding post. Wipe the controller with
wet cloth, dry the controller before connecting the battery. Controller can’t suffer thewet cloth, dry the controller before connecting the battery. Controller can’t suffer the
water impact with pressure.water impact with pressure.
––
Make sure the wiring is Make sure the wiring is correct and fastened.correct and fastened.
WARNINGWARNING
Strictly prohibit water in the product. Strictly prohibit operating with electricity.Strictly prohibit water in the product. Strictly prohibit operating with electricity.
Strictly prohibit reverse polarityStrictly prohibit reverse polarity. Strictly prohibit motor . Strictly prohibit motor short circuit.short circuit.
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