GEDA PH 650 - Page 58

GEDA
®
Temporary Construction Hoist PH 650
Operating Manual Page 58 of 64 BL148GB2017 / 11
Display
Explanation
ERROR 50
Maintenance / Servicing
ERROR 51
Fault in lubrication device: "slow travel"
ERROR 52
Fault in lubrication device: "No travel upwards possible"
13.2 Faulttable
Possible faults and the appropriate remedial action are given below.
Fault
Cause
Remedial action
Green control light
(1) off
Mains plug disconnected
Mains fuses
Main switch off
Illuminant defective
Fuses in the switch box ground
station okay
Deficiency of grease in the
lubrication device (more than 4
operating hours)
Connect mains plug
Check mains fuse and replace /
switch on if necessary
Switch on the main switch
Replace illuminant
Check / correction
Check / Change grease
cartridge
Green control light
(1) illuminates
Car does not move
EMERGENCY STOP button
(at a control point) pressed
Sliding door of car open
Enclosure door open
Trapdoor open
EMERGENCY limit switch
has activated
Locking bolts of the assembly
crane are not removed
Safety gear engaged
Unlock EMERGENCY STOP
button
Close sliding door of car
Close enclosure
Close trapdoor
Refer to Car moved too high /
too low
Remove locking bolts (refer to
Chapter 13.2.4)
Reset safety gear (refer to
maintenance instructions)
Red control light (2)
illuminates
Overload protection has
triggered
Error code in the display
module
Reduce load until the control
light (2) goes off
Indicated fault is rectified
Motors do not
generate full power
Voltage drop of more than
10 %
Select a supply cable or
extension cable with a greater
cross section
Lifting platform
moved too high
(Refer to
Chapter 13.2.2)
Faulty sensor or distance to
the approach bar too large
Fault in the electrical system
Check/adjust sensor and
replace if necessary
Check system
Car moves too low
(Refer to
Chapter 13.2.3)
Faulty sensor or distance to
the approach bar too large
Fault in the electrical system
Brake air gap is too large
Check/adjust sensor and
replace if necessary
Check system
Adjust air gap
2
1
3