Recommended tractor weight ......5000 kg Foreword The FKR-1501 chain mower from Fransgård is designed to remove bushes, heather and small trees, primarily on remote forest roads. The chain mower has proven to be a cost-effective and efficient piece of machinery for removing self-sowed vegetation.
SAFETY REGULATIONS. It is obligatory to read through the instructions for use before commissioning. All the guards must be in place and checked before the machine is started up. Beware of projected stones. It is the owner's / user's responsibility to ensure that there are no people or other living things within the machine's working area when the machine is started up;...
Use of the machine Before the cutting head can be lowered to its working position, the locking valve, item 2, must be opened and the cutting head lowered with the help of the hydraulic system. Then the cutting head is turned hydraulically to the side to the desired position, and the machine is lowered in the lift so that it rests against the ground.
LUBRICATION AND MAINTENANCE As the machine may be exposed to major influences, it is important to look for loose parts and tighten bolts after every 7 hours of operation. The machine should be examined for any damage, and if damage is found on any parts that can be replaced with spare parts, this should be done.
Powerbelts Fig. 1. Fig. 2 Se Fig. 1 Adjustment of V-belts The V-belts are equipped with automatic spring tensioners that are set at the factory. After 5 hours of operation, it is important to check that the belts are not too loose by this you can avoid wear on the belts and the belt pulleys.
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Tightening of V-belts Fig. 1 Pos 4 The belt for the chain head (with clamping roller) must be tightened so that it is pressed 1 cm down with 7 kg force between the pulleys. Fig. 1 Pos 3 The strap coming from the tractor must be tightened so that it presses down 1 cm with 11 kg of force between the pulleys.
ADJUSTING THE COLLISION SPRINGS The springs are adjusted according to the following dimensions on the bracket which holds the springs, see picture below. After 5 hours of driving, the springs are adjusted so that there is 1mm between the turns. Fitting the belt drive.
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If a closer check of the belt tension is desired, it can be done in the following way: the tension is measured as shown in the sketch. A force K, perpendicular to the span, sufficient to bend the belt down 15 mm per 1 m of span, shall be applied at the centre of the span.
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Storing the belt drive. When machines are left for a long time with tensioned belt drives and in a damp environment, the following occurs: a. The belt pulleys rust and cause a reduction in power transfer. The belt wears out from the rust. b.
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