Lukas P 650 Series - Manual (Page 51)

51
Trouble Check Cause Solution
It is frequently not
possible to couple
hose lines Hydraulic À uid not
adapted to the
application situation
Hydraulic À uid must be
replaced (see chapter
"Recommended
hydraulic
À uids")
Coupling defective Coupling must be
replaced immediately
Leak in the
couplings Coupling defective Coupling must be
replaced immediately
Fluid escaping
from hoses or
joints Leak, possible damage Replace hoses
Surface of the
hoses damaged Mechanical damage
or contact with
aggressive agents Replace hoses
Hydraulic
À uid
escaping from
inside the hose
drum.
Extension hose
pairs damaged? Hose lines defective. Replace hoses
Screwed
connection on the
hose lines tight? Connection between
hose lines and elbow
pieces not tight
enough. Tighten the screwed
connections between
the hose lines and elbow
pieces.
Screwed
connection
between elbow
piece and shaft
leaking? Defective elbow piece
or seal Replace the elbow piece
or seal
Defective shaft Repair of fault by
authorised dealer,
specially trained LUKAS
staff or directly by
LUKAS
Hydraulic À uid
escaping from
the connections
between the
connection hoses
and reel shaft
Connection
hoses damaged? Hose lines defective. Replace hoses
Screwed
connection on the
hose lines tight? Hose lines or male
couplings not tight
enough. Tighten the screwed
connections on the hose
lines or male couplings.
Leak between
male coupling
and shaft? Male coupling not tight
enough Tighten screwed
connection.
Seal between male
coupling and shaft
defective? Replace seal.
Male coupling
defective Replace male coupling
Connection
between hub and
shaft leaking Seal between hub and
shaft defective. Repair of fault by
authorised dealer,
specially trained LUKAS
staff or directly by
LUKAS