Posch HydroCombi 18 GS, Operating Instructions Manual

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Troubleshooting
Before carrying out any troubleshooting operations on the machine it is essential to switch
the drive off.
Disconnect the machine from the mains.
▪ In addition, pull out the plug of the device.
▪ Disengage the universal joint shaft on the tractor.
– Before disengaging, turn the manual throttle to minimum.
▪ Remove the universal joint shaft from the tractor.
Work on electrical equipment must only be carried out by qualified electricians.
Fault Possible cause Remedy See page
Electric motor fails to
start or switches off
frequently
Faulty power supply
cable
Have the cable
examined by a
specialist
See [➙ 15]
Fuses keep tripping -
incorrectly rated fuse for
power supply cable
Use correctly-rated
fuses
Motor circuit breaker
tripped
Use stronger power
supply cable
Direction of rotation
wrong
Swap over two phases
Switch does not work Faulty power supply
cable
Have the cable
examined by a
specialist
See [➙ 15]
Fuses keep tripping -
incorrectly rated fuse for
power supply cable
Use correctly-rated
fuses
Contactor or motor
circuit breaker faulty
Have switch checked or
send it in
Splitting blade does not
extend
Switch elements
jammed
Check switch elements
Not enough hydraulic oil
in hydraulic system
Check hydraulic oil level See [➙ 28]
Splitting blade does not
extend
PTO shaft rotates in
wrong direction
Change PTO shaft
rotation direction
See
Hydraulic oil getting too
hot
Not enough hydraulic oil
in hydraulic system
Check hydraulic oil level See [➙ 27]
Poor quality hydraulic
oil
Change hydraulic oil See [➙ 28]
Oil filter unclean or
blocked
Change filter insert See [➙ 29]
Machine loses power Hydraulic oil getting too
hot
See "Hydraulic oil
getting too hot"
Not enough hydraulic oil
in hydraulic system
Check hydraulic oil level See [➙ 28]
Splitting tool jammed Knotty wood Split log from the edge See [➙ 21]
Machine is noisy PTO shaft running too
fast
Adhere to specified
speed
See
Machine is noisy Oil filter unclean or
blocked
Change filter insert See [➙ 29]
Hydraulic cylinder
leaking
Sealing sleeve worn Renew sealing sleeves
Piston rod guide loose Retighten piston rod
guide
Piston rod damaged Renew piston rod
11
Troubleshooting
32