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Appendix
Check Sheet for ER2 Series Electric Chain Hoist Periodic Inspection
■
Electric Chain Hoist ER2 Periodic Inspection (1/2)
■
Check result :
○
Good,
△
To be replaced (adjusted) next inspection,
×
Bad, Needs replacement (adjustment)
Category
Check item Check method Criteria
Inspection date/result
/ / / / / /
Preceding
inspection
Daily inspection
Check the
execution
When performing periodic inspection, also perform
the daily inspection.
Frequent inspection
Check the
execution
When performing periodic inspection, also perform
the frequent inspection.
Top Hook,
Bottom
Hook
Number of start Check CH Meter
Number of start not to exceed the guidelines for
replacement
Body size peripheral part
Chain guide A Visual inspection
• To have no apparent abrasion and damage
• To have no aw due to hitting by Load Chain
Chain spring
Visual inspection/
inspection by
measurement
• To have no apparent permanent setting
(deformation)
• Length of the chain spring to be longer than the
criteria
Stopper Visual inspection
Stopper must be mounted securely at the third link
from the load chain end at no load side
Limit lever
Visual inspection/
inspection by
operation
• To have no deformation, damage and abrasion
• To move smoothly
• To be clean
Chain pin
Visual inspection/
inspection by
measurement
• To have no apparent deformation and aw
• Not to lower the criteria
Connection Yoke
Visual inspection/
inspection by
measurement
• To have no apparent deformation, abrasion and
damage
• The difference between the hole diameter in
vertical and lateral to be within 0.5 mm
Shaft retainer clip Visual inspection
• To have no deformation, damage and abrasion
• To be mounted securely without looseness
Oil
Oil leakage Visual inspection
To have no oil leakage at packing, oil seal and oil
plug
Oil amount and stain Visual inspection
• Oil is lled enough close to the oil check hole.
• Gear oil has viscosity but not stained.
• Check the operating hours with CH Meter.
Operating hours not to exceed the guidelines for
oil change.
Electromagnetic brake
Appearance Visual inspection
• To have no loosened bolts and screws
• To have no aw and damage
Gap Measurement The gap not to exceed the limit value
Hub and joint Visual inspection
• To have no deformation and abrasion
• Hub spring not to come off
Number of start
Check the CH
Meter
Check the gap at the number of start arrives at one
million times. Check the gap regularly after that
and replace the electromagnetic brake when the
gap arrives at the limit gap or the number of start
arrives at two million times.
A
Check Sheet for ER2 Series Electric Chain Hoist Periodic Inspection
Code Capacity Lot No.
Your CTRL No.
Installation date
Location
Inspection Certification valid thru
Electric Chain Hoist ER2
Motorized Trolley MR2
Geared Trolley
TS2 (TSG)
Plain Trolley
TS2 (TSP)
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