Play In The Hook Drive - Duerkopp Adler 745-26 Service Instructions Manual

15.5 Play in the Hook Drive, Hook Lubrication
1
2
3
4
The play between the worm and worm wheel should be as small as
possible. The ease of movement must, however, remain assured.
After each setting of the hook drive in the axial direction, the play in
the gears must be set again.
Caution Risk of Injury !
Turn the main switch off.
Set the play only with the main switch turned off.
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Loosen screw 6.
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Loosen screw 1 slightly.
–
Loosen the clamping screws of the worm wheel 4 slightly.
–
Move the worm wheel 4 axially.
The clearance between the worm wheel 4 and the inside of the
hook housing must be 0.3 mm.
The clearance must exist, with the right hook housing, at the right
and, with the left hook housing, at the left of the worm wheel.
–
Measure the clearance with a feeler gauge.
–
Set the play by turning the eccentric bushing 5.
The play between worm wheel and worm should be small, but still
perceptible.
Increase play: Turn the bushing 5 upward
Decrease play: Turn the bushing 5 downward
–
Check the looping stroke (see Chapter 15.6) and clearance hook
point - needle (see Chapter 15.8) and correct, if necessary.
–
Tighten screws 1 and 6.
Hook lubrication
–
Adjust screws 2 and 3.
The required oil quantity is set at the factory with the screws 2 and
3. It should only be throttled or increased in exceptional cases.
5
6
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