KONE NanoSpace™
Owner’s Manual
55 (196) OM-01.03.086
(B) 2016-01-11
© 2014 KONE Corporation
All rights reserved.
8.3.1 Safety measures
Observe the following conditions:
– All safety measures for normal elevator maintenance must be implemented and local
safety re
gulations assimilated into local instructions with due regard to risk
– Activate the emergency stop on machine or on ca
r roof as applicable to prevent
unexpected movement of the car
– Do not lubricate the overspeed governor, as lubrica
tion may reduce the braking force
– Do not adjust or replace any parts of the overspeed go
vernor, only the optional remote
tripping system can be replaced
– After every operation of overspeed governor and safety gear, check that the overspeed
governor and safety gear a
re operational
8.3.2 Checking flyweights and springs
The following table describes the actions you
must perform to check flyweights and springs in
OL35.
Step Action Illustration/Note
1 Check the springs. A broken spring can cause unnecessary
tripping of the overspeed governor. Dirty
or rusty
springs may increase the tripping
speed.
2 Check the operation / vertical radial
movement
of the flyweights manually as
follows:
1. Pull flyweights outwards.
2. Check that both of the eccentric
wheels touch the
tripping wheel (A).
3. Let the flyweights close by
themselves. They must ret
urn easily
without extra friction.
1008778.wmf
A
1008782.wmf
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