Table for determining the remaining theoretical service life on winch no. ..........
Type of crane: ........................
Serial number: ........................
Commissioned on: ........................
Serial number of the winch in accordance with the model plate: ........................
Last general overhaul performed on: ........................
Winch design data (see operating manual):
Power unit group: ........................
Load spectrum: ........................
Load spectrum factor: ........................
Theoretical service life: ........................
IMPORTANT:
A general overhaul is to be performed every 10 years!
For alternative provision, refer to section 5.4.2, p. 5 - 25.
General overhaul performed on.......................................
Inspec-
tion inter-
val no.
(max.
1 year)
Date of first
commission-
ing/date of
inspection
Operating
conditions
since
the last
inspection
Factor of
the load
spectrum
Operating
hours of
the entire
crane
Operating
hours of
the super-
structure
Operating
hours of the
superstruc-
ture since
the last in-
spection
Operating
hours of the
winch
Operating
hours of the
winch since
the last
inspection
Used proportion
of theoretical ser-
vice life D:
Remaining
theoretical
service life
D
i
= D
i-1
- S
i
Name of the
expert
Signature Comment Name of
the ap-
proved in-
spector
Signature
“i“ Km
i
[h] [h] [h] [h] [h] [h] [h]
(*)
S
i
= Used proportion of theoretical service life since the last inspection
D
i
= Remaining theoretical service life
D
i - 1
= Remaining theoretical service life after the previous inspection
Km = Factor of the load spectrum used to calculate the winch.
This factor is given in the operating manual.
Km
i
= Factor of the load spectrum in the inspection interval “i“ according to section 2.1
T
i
= Effective operating hours in the inspection interval “i“ according to section 2.2
(*) Copy the last line of the previous page to the following page.
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