J. D. NEUHAUS Profi 025Ti, Operation Manual

Page: 124 / 218

L OA D H O O K
If the measured distance y and the height h of the
load hook are outside the wear limits, the hook must
be replaced.
W E A R D I M E N S I O N S F O R C H A I N S P R O C K E T S
a, x = Limit dimensions after maximum permitted
wear
z = Number of teeth of the chain sprocket
d x t = Nominal diameter times pitch of chain link
W E A R D I M E N S I O N S F O R C H A I N G U I D E S A N D
H O O K M O U N T S
Check the chain guides for wear and when the wear
dimension of 1 mm is reached with regard to chain
guide diameters or hook mounts in the centre section
of the device: Replace the housing.
The wear dimension must be measured at the points on
the guide surfaces which have been worn down by the
chain.
Wear dimensions for chain sprockets
Check dimensions of load hook
powered by air !
M A I N T E N A NC E
Page 56
Chain size
d x t z a x
mm x mm (1) mm mm
9 x 27 4 25 0.2
Type Permissible maximum Permissible minimum
dimension of dimension of
measured distance "y" height "h"
PROFI 1.5 TI
Load sleeve 57.8 28.2
Centre section 63.0 36.1
PROFI 3 TI/2 63.0 36.1
Dimensions in mm
y
h
a
x