AS-11.65.037
20 (40) (A) 2009-10-16
KDL16
Maintenance Instruction
© 2009 KONE Corporation
All rights reserved.
Disclosure prohibited
7 REMOVAL OF V3F16L DRIVE MODULE
7.1 Tools
Following tools are recommended to be used when replacing the drive module:
• Door blocking tool KM871952
• Safety barriers
• Work stool
• Multimeter
7.2 Safety measures
With MRL elevators the car roof is used as a working platform. Therefore the special safety procedures
and working methods are mandatory.
Step Action Illustration/Note
1 Ensure that AC voltage is not fed to the
drive module.
Measure AC voltage from power supply
terminals (A) T1-T2, T1-T3, T2-T3.
2 Ensure that DC voltage is not fed to the
drive module.
Measure DC voltage from connector (B)
(XBRE2), between terminals 1 to ground
and 3 to ground.
1.X:
WARNING!Check that the DANGER led
(D1) is not lit (located above the
XBRE2 connector (B)).
2.X:
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