Dieci APOLLO MINI AGRI - Cylinder Lock Valves Maintenance

Maintenance | 11
AXH1230‐UK ﴾ENG﴿ ‐ Apollo KM 215
– Preparethevehicleinthemaintenanceposition.
– Removetheprotectivecasing"1"(fig.1509931).
– Cleanthe airconditioningradiatordirectingcompressedair
atamaximumpressureof7bar,fromthetopdownwards,in
thedirectionoppositetothatofthenormalflowofair.The
airflowmustbeperpendiculartotheradiatorsurface.
– Removedirtfromundertheairconditioningradiator.
– Aftercleaning,refitthecondenser.
150993-1
CAUTION
Be careful not to damage the radiator fins while cleaning.
Check that the fins are not deformed; in that case straighten with caution.
11.18 Cylinder lock valves maintenance
Thelockvalvesforcylinderspreventuncontrolledmovementofthepistonsofthecylindersintheeventof
hydraulicpressurefailureorburstingofahose.
Thevalvesareinstalleddirectlyonthecylinders.
DANGER
During the checking operations do not allow any person to stay within the radius of
action of the vehicle.
Check the valves individually.
In case of malfunction do not use the vehicle until it has been repaired.
Boom lifting cylinders:
– Starttheengine.Makesurethattheparkingbrakeisengagedandthetransmissionisinneutral.
– Lifttheboomtoapproximately45°.
– Withtheenginerunningat1400rpm,lowertheboom.Duringtheboommovementstoptheengine.
Theboommovementmustslowdownandthenstopwhentheengineslowsdownandstops.
DANGER
If the boom continues to move after stopping the engine, the lifting cylinders lock valve is
faulty.
Remove the fault as soon as possible, contact the DIECI service center.
Boom extension cylinder:
– Starttheengine.Makesurethattheparkingbrakeisengagedandthetransmissionisinneutral.
– Liftandfullyextendtheboom.
– Withtheenginerunningat1400rpm,retracttheboom.Duringtheboommovementstoptheengine.