134
Appendix
Check Sheet for ER2 Series Electric Chain Hoist Frequent Inspection
■
Electric Chain Hoist ER2 Frequent Inspection
■
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 frequent inspection, also perform
the daily inspection.
Load Chain
Elongation of pitch
Pitch
measurement
Sum of pitches for 5 links must not exceed the limit
value.
Abrasion of wire
diameter
Diameter
measurement
Not to exceed the limit value
Top Hook, Bottom
Hook
Stretched opening Measurement
Interval between embossed marks not to exceed
the limit value
Abrasion Measurement To have no abrasion exceeding the limit value (5 %)
Deformation, aw,
corrosion
Visual inspection
• To have no bending and twist
• To have no attached foreign matter such as
sputter
Body size
peripheral part
Chain container Visual inspection
• To be mounted securely
• To have no breakage, deformation and foreign
matter
• Lift must be shorter than the length of the
permissible capacity of the chain container
Electromagnetic
brake
Number of start Check CH Meter
Gap not to exceed the limit value (estimate the time
to arrive at one million times)
Push Button Switch
Switch body size
Visual inspection/
inspection by
operation
• Operation buttons to move smoothly
• Emergency Stop button to be enabled to operate
and cancel
Push Button Switch cord Visual inspection
• To be tied securely
• Protection wire to prevent external force to be
applied on the cord when being pulled
• To have no damage
Power feeding
Power cable Visual inspection
• To have slack
• To have no damage
• To be connected securely
Cable hanger Visual inspection
• To have no damage
• To move with a small force
• To be mounted at equal spacing
Messenger wire Visual inspection • To have no slack
Function/
performance
Strange noise
Lifting/lowering
operation with no
load
• To have no humming noise from motor and
scraping sound of the brake
• To have no popping sound of load chain from the
chain guide
A
Check Sheet for
ER2 Series
Electric Chain Hoist Frequent Inspection
Executed by Inspector
Checked by Maintenance Engineer
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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