Barreto 1624D - Hydraulic Oil Leaks; Foaming Hydraulic Oil

1324D-1624D Owner’s Manual 6/15/18 Page 19 of 19
TROUBLESHOOTING GUIDE continued
E.
Oil leaks in hydraulic system.
1.
Fittings are loose.
Tighten fittings on hoses and piping.
2.
Worn or broken hoses.
Inspect hoses for breaks and abrasions.
Replace as needed.
3.
Oil around chain motor or shaft.
Inspect motor for leaking shaft seal.
Order seal kit or replace with new motor.
F.
Foaming hydraulic oil coming from breather hose.
1.
Improper oil used.
Verify that hydraulic oil used has anti-wear
and anti-foaming additives.
2.
Pump intake leaking air into oil.
Inspect and tighten fittings on intake
side of pump.
3.
Hydraulic pump is faulty.
To test pump pressure output, remove
top hose from the chain control valve.
Install a 4000 psi pressure gauge and start
the engine. Manually put the chain valve
lever in the “FORWARD” position. The
output pressure should be about 3000 psi.