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How to Better Maintain and Repair Electric Hoist

To better maintain and prolong hoist, better take daily, month, quarter and annual inspection, JCYC remind your attention on below inspections.

 

Daily Inspection


Part

Condition

Hook device

Flexible or not

pulley

Has stumble and friction or not

Limit action

Loose or not

Grip block

Loose or not

Limit switch

Sensitive and reliable or not

Wire rope

Has phenomenon of loose rope, odd lot,   bucking and broke wire or not, has moderate grease or not

Rope guide

Whether it is loose, damaged or shed

brake

Whether it is abnormal or has noise

Operation buttons

Sensitive and reliable or not


Month Inspection


Part

Condition

Drum shell weld

Whether has distortion, exfoliation and   other abnormal situation

contractor

Whether has contract adhesive or other   abnormalities

cable

Abnormal or not

button

Abnormal or not

Hook device

Has crack, abnormal wear, deformation   or not

pulley

Has noticeable wear or not

shell

Whether has scar or not

Fastener, ends of rope

Whether loose or replaced


Quarter Inspection


Part

Inspection

contractor

Whether has serious burn or abrasion   and other abnormalities

Brake hoop

Whether has abrasion

Active wheel gear

Whether is well lubricated

wheel

Whether tread or rim of the wheel is   wearing, adding grease to replace wheel

cable

Whether has any injury, abnormal   bending or torsion and aging, whether the connection of cable is loose or not

Suspension loop

Whether it is off track

Electric car

Whether the gearbox of car and connecting   bolt of running motor are loose or replaced; whether the opening pin on the   double head of the car is broken or broken off

motor

Whether the mounting bolts of the   raised motor are loose or not

Balance pulley

Whether it is smooth and flexible


Annual Inspection


Part

Inspection

wheel

Whether active wheels, running wheels   have cracks or bruises

Teeth, tread and rim

Whether has damaged

pulley

Whether uneven wear of wheel groove   pulley is damaged 3mm more than the bottom

wall

Whether it is wearing more than 10% of   the original wall’s thickness

circuit

Check circuit and whether all the   circuits’ insulation resistance is lower than 1.5mv


For more information, welcome contacts us on www.jcyccranes.com.

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