User`s manual

27
STOP
STOP
User’s Manual
Breakdown Cause Solution
Service lift will
go up but not
down!
DANGER!
Irresponsible behaviour
jeopardizes system
safety!
D1 The service lift has encoun-
tered or is stuck on an obsta-
cle.
Carefully take the service lift up and
remove the obstacle.
Test the operational safety of affected
platform components.
Inform the supervisor.
D2 The safety brake
device is holding the
service lift on the wire.
a) Excessive hoist speed
b) Too low release speed on
safety brake.
a) + b) Take the service lift upwards to
relieve the safety wire.
Open the safety brake by
pressing the handle, and test
its function as specified in
section 5.6 on page 19!
Functional test when the
lift is back on the ground:
Replace the hoist and
safety brake and return
them for testing.
DANGER!
A defective safety brake
will threaten the safety of the service lift!
Replace immediately!
D3 Fault in down controller circuit
on traction hoist
Insert brake lever into
the traction hoist and
lower lift manually.
(See details in section 7)
Test, and if necessary
have connections,
wiring, and relays
repaired.
Green lamp
not lit although
operation is
normal
E The lamp is defective
Have an electrician replace the bulb.
Hoist goes down
when up button is
pressed and up
when down button
is pressed.
F Two phases changed
in the supply
Have an electrician switch the two
phases in the plug
If these steps do not identify the cause and rectify the fault:
Consult a qualified electrician or contact the manufacturer.
DANGER!
Unplug the power
supply before
opening the power
cabinet.