J. D. NEUHAUS PROFI 25TI, Original Operation And Assembly Instructions

Page: 55 / 72

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Page 55
MAINTENANCE
REMOVING AND INSTALLING CLAMP AND BUFFER
Removal (see illustrations, page 52-54)
In the case of operation with chain box, run the chain out of
the chain box and detach it from the hoist.
Note: In the case of hoists with chain box, the end chain link of the
idle chain is not attached to the hoist body.
In the case of hoists without a chain box, remove the chain
link of the idle chai
n
from the chain mount at the hoist body.
Loosen the screw connections and remove the shaped
element with the chain from the hoist body.
Loosen the screw connection of the clamp and remove it from
the chain.
Detach the buffer and buffer discs from the chain. In the case
of operation with a chain box, the spacer must also be
removed from the chain.
Assembly
In the case of operation with chain box:
Push the buffer discs, with edge in the correct alignment
(edge encloses buffer), together with the buffer and spacer
onto the chain.
Fasten the clamp to the 6
th
chain link and secure with screws.
Tighten the screws to a torque of 354 Nm.
Attach the chain box.
In the case of operation without chain box:
Push the buffer discs, with edge in the correct alignment
(edge encloses buffer), and the buffer onto the chain.
Fasten clamp to 12
th
chain link and secure with screws.
Tighten the screws to a torque of 354 Nm.
Insert the shaped element into the recess on the hoist body.
Align the chain link of the idle chain.
Push the screw through the shaped element and chain.
Tighten the screw to a torque of 608 Nm.
ATTENTION!
Do not twist the chain! The chain is subjected to
impermissible stresses if the chain is twisted.