TROUBLE SHOOTING:
Problem
Cause
Solution
1. Cutter rod does
not move forward
Oil shortage or no oil.
Make up oil
Cutter rod has not returned
completely due to reinforcement
steel chips,iron power and dirt
present in the sliding portion of
cutter rod and bar holder.
Push back cutter rod.
Clean cutter rod
Cutter rod has not returned
completely due to the distortion
or swelling of cutter rod blade.
Tighten blade bolts.
Replace cutter rod blades
Cutter rod has not returned
completely due to weak cutter
rod return spring.
Replace
2. Although cutter rod
comes out cutting
power is toweak to cut
steel bar
Oil is insufficient
Make up oil
Contact between cylinder and
release valve is improper
(Tip surface of projection in
cylinder)
There are scratches at tip
surface of cylinder or iron power
or dirt are sticking there.
Clean or replace cylinder
Breakage of release valve
Replace
Improper clearence between
cylinder and piston
Replace
Replace
Replace
Replace
Replace
Replace
Improper contact between
cylinder and valve
Replace
Breakage of rubber packing
of cylinder
Replace
3. Oil leaks
Scratches on or breakage of oil
leveler sack
Scratches at silding portion of bar
holder and cutter and at rod seal
packing
Breakage of liner at joint of bar
holder and cylinder
Breakage of liner at joint of
cylinder and pump case
Insufficient tightening of bolts at
respective parts
Tighten bolts
6
