Page 1
TECHNICAL TIPS CRANES Type of Tip: Slow Control Functions Necessary Tools: Personal Observation Multimeter Basic Hand Tools Applicable Models: SK315 / SK405 / SK415 / SK565 / SK575...
Page 2
TECHNICAL TIPS CRANES Basic Safety Rules Danger Failure to follow the instructions and safety rules in the Operator's Manual and Service Manual appropriate to your machine will result in death or serious injury. Many of the risks identified in the operator's manual are also safety risks when maintenance and repair procedures are performed.
Page 3
TECHNICAL TIPS CRANES Proximity Switch Failure Message on Display • There are two ways in which the operator will receive this error message. • The first is with a long jib configuration swinging in first step into the wind. The crane doesn’t gain momentum within the time period set in the PLC parameters (2 seconds) that is expects to see the signal from the proximity switch.
Page 4
TECHNICAL TIPS CRANES Other Possible Causes • The second is the proximity switch is out of adjustment, has grease on the face of the switch or has a broken or damaged cable. The PLC fails to receive a signal from the proximity switch at input E10.8. As the crane swings, this input will flasn ON and OFF as the proximity switch passes the gear teeth of the swing bearing exterior race.
Need help?
Do you have a question about the SK315 and is the answer not in the manual?
Questions and answers