Install the Spreader Mounting Frame on the MAXI-PRO Vehicle by inserting the front pins through the holes in the Vehicle Frame cross member and securing it at the rear with two 5/8 x cap screw, washers and hex nuts. TIGHTEN FASTENERS SECURELY. HYDRAULIC HOSES: Apply thread sealer and attach a Couple's on one end of each of the two Hydraulic Hoses. Apply thread sealer and install the lane swivel fittings on the other end of the Hoses into the ports in the Hydraulic Motor.