Operation Manual

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7 OPERATION
7.3 ATTACHING THE REAR UNIT TO THE TRACTOR. _________________________
Before attachment can be made to the tractor it is essential that the tractor dealer has carried out the necessary
dealer modifications required for the fitment of the Hydraulic 5/7 to that model of tractor.
7.3.1 TRACTOR SPECIFICATION TO INCLUDE ________________________________
1. Minimum of 50 hp at tractor P.T.O.
2. CAT 2 Three Point Linkage. Capable of Carrying/Lifting a minimum of 1250kg static weight.
3. 12V 25 Amp Three Terminal Electrical Socket. (Power(Switched from Ignition), Power (12V 25 Amp
Permanent Live), Earth.
4. 7 pin Lighting Bar Electrical Socket.
5. 540 RPM PTO, 1 3/8" 6 Spline Output.
6. Detented/Locked Out, Full Flow Auxillary Spool Valve. Minimum Pressure 152 BAR. Minimum
Continuous flow 9 litres/minute.
7. A minimum of 20% of the tractor unladen weight to be on the tractor front axle when fitted with Hyd. 5/7
Mk4. Ballast Weight Maybe Required.
8. Maximum Tractor Step Height of 530mm.
9. The height the unit can be lifted to be restricted to prevent damage to Tractor or Hyd 5/7 Mk4.
7.3.2 PRE FITTING REQUIREMENTS/INSPECTION _____________________________
1. The Hyd 5/7 Mk4, Front Units 2/3 Belly Frame, Cutting Units 2/3 and Hoses (Cutting Motor Pressure,
Return, Drain and Unit Lift) should already be fitted. These are Dealer/Workshop fit items.
2. Ensure Hose Quick Release Couplings are clean and that Hoses are routed Correctly below the tractor,
so as to be clear of all moving parts, possible abrasion, twisting and sharp bends.
3. Ensure Hyd 5/7 Mk 4 Control Panel is fitted and secure. This is a Dealer/Workshop fit item.
4. Ensure tractor is fitted with appropriate operational decals.
5. Ensure PTO has been modified to the correct length, in accordance with the instructions supplied with the
PTO shaft. The PTO supplied has an overrun clutch and must be fitted the correct way round.
6. Ensure all transport locks on the Hyd 5/7 (including Belly Frame) are locked in position.