Abbey Machinery Slurry Tanker, Maintenance, Operating Instructions And Spare Parts List, Page: 20 / 72

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5.0 OPERATING INSTRUCTIONS (CONT.)
5.2 CENTIVAC SYSTEMS
To discharge tanker using rain gun.
1. Change handle on vacuum pump to central position, to release vacuum pressure.
2. Caution: Ensure P.T.O. shaft is disengaged.
3. Change handle on gearbox to centrifugal pump (i.e. rain gun).
4. Open delivery valve on discharge pipe and set 2” back pressure valve.
5. Engage PT.O. and commence spreading.
6. The rain gun can then be rotated 360° to the required position.
7. Empty the stone trap on the tank at regular intervals during the working day
8. When operating a Centivac tanker always engage the tractor P.T.O. at low rev’s when using the
Vacuum Pump to fill or spread. Revs can gradually be built up to the correct level after engaging the
P.T.O.
9. The same procedure for operating an D.C.I Arm.
Drawing A
Safety Warning
Standard Lifting Points
DCI POD
Centivac
Gearbox
DCI Arm