77
Item Check method Criteria When failed
Abrasion and
flaw of the
Load Sheave
• Check for any popping
sounds.
• Check the operating hours
using the CH Meter.
• To have no apparent abrasion, deformation
and damage
• To have neither abrasion of the sheave pocket
northerun-onawonthecrest.
If the abrasion is observed on the Load
Sheave, the Load Chain may be worn also.
Refer to the item of Load Chain Abrasion
and check the abrasion.
NOTE
• Service limit of the Load Sheave
(Do not fall under the limit)
• Check the thickness using a slied gauge.
Replace the Load
Sheave.
Periodic Inspection
2
Electric Chain Hoist (EQ) Periodic Inspection
(to be continued)
Model
Capacity
Thickness(mm)
Standard Limit
EQ001IS 125kg
3.4 2.3
EQ003IS 250kg
EQ004IS 490kg
EQ005IS 500kg
EQ010IS 1t 5 3.3
Worn portion
Thickness at
purchasing
Thickness