O
PERATING
M
ANUAL
7.
M
AINTENANCE
ThyssenKrupp Aufzugswerke GmbH
7.2
Checking and adjusting of brake shoe stroke
Before first startup and during regular inspection check the working stroke of
the brake shoes.
Release brake shoes and see to it that both brake shoes work with the same
stroke.
Adjusting the brake shoe stroke:
The clearance between brake disk and brake lining
shall be
0.3 mm
if the magnet is operated.
(see value marked on the brake shoe)
•
Operate brake magnet,
check clearance by means of feeler gauge.
•
Re-adjust by turning the adjusting screw on the
brake shoe until the feeler gauge can be pushed
through the clearance of 0.3 mm at the level of the
arrow marked on brake shoe without resistance.
•
Secure this adjustment by tightening the lock nut
and adjust the second brake shoe in the same
way.
1
Expanding brake magnet
2
Adjusting screw for shoe stroke
3
Adjusting screw for test switch
4
Straining screw for pressure spring
5
Pressure spring
6
Working stroke shoe 0.3 mm
7
Brake shoe pin
8
Brake disk
Attention:
check deceleration and check or re-adjust brake test switches
every time you adjust the brake.
See chapter 7.3 / 7.4
Fig. 13 Brake adjusting
1
2
3
4
5
6
7
0.3 mm stroke
8
33
Version 02/2009
DAF330