PAT DS150 - Page 48

Error Codes
41
Error Code
E06
E07
E08
Error
Radius range
exceeded or fallen
below angle range
with luffing jib
operation
Faulty
acknowledgment
of the overload
relay on the main
board.
The relay should
be energized, the
2nd contact
however is
indicated to be
off, or the 2nd
contact is
indicated to be on
while the relay
should be de-
energized.
No acknowledge-
ment from the
anti-two-block
relay
Cause
 Clutch between length
sensor pot and drive is
defective
 Failure of +5V supply of
analog part of analog
board
 Cable between central
unit and length sensor is
defective or
disconnected.
 Defective length
potentiometer
 Maximum radius as
specified in the load
chart exceeded or fallen
below minimum angle
due to luffing down the
luffing jib too far
 Overload relay or main
board are defective
 Processor board
defective
 Refer to E07
Elimination
 Replace the complete
clutch including drive
wheel and adjust length
sensor pot as described
above
 Check +5 V supply.
Exchange main board in
case of voltage failure or
breakdown when loaded
with 50 ohms approx.
 Check cable and plugs,
replace, if need be.
 Replace length
potentiometer. 
 Luff the jib to a radius or
angle specified in the load
chart.
 Replace main board
 Replace processor board.
 Refer to E07