Norac UC4+ Installation Manual

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Contents

Norac UC4+ Installation Manual Manual pdf 21 page image

18If using bolts, the bolts shouldthread into the valve block at least3/8". The valve mounting holesare drilled and tapped 3/8 NC-1"deep. The rule of thumb for boltlength is 1-1/2" longer than thetube size.The recommended location for thevalve block is on the rear of theboom main section on thehorizontal cross member, near theexisting valve block.Figure 23 – Valve Mounting Location4.6.3 Hydraulic PlumbingWARNING!From this point in the installation thebooms will be inoperative until theelectronics are fully installed.You must ensure no hydrauliccomponents will interfere with anysprayer parts or be pulled tight at anytime.You must also ensure there are noother orifices present in the circuitbetween the NORAC valve block andthe boom cylinders.1. After the NORAC valves are mounted,the hydraulic hoses and fittings can beplumbed. The plumbing for thehydraulic circuit is shown schematicallyin Figure 3.2. The “raise” lines from the side of theboom tilt cylinders, which raise thebooms, should be disconnected from thesprayer valve block. Then, they must bereconnected to the “B” ports of theNORAC valve block.3. The opened ports on the sprayer blockmust then be plugged with 6MBP plugs(F02).4. Connect the NORAC supplied hoses(H04) to the pressure (P) and tank (T)ports on the NORAC valve block. Routeboth of these lines to the sprayer’s valveblock and tee in to the existing P and Tlines, respectively, using the 8FJXR-8MJT fittings (F03).5. Remove existing couplings frombetween the existing accumulator andtee fitting on both cylinders.6. Insert the 6MB-6MJ orifice fittings(F07) and 6FJX union fittings (F04)between the tee and accumulator asshown in Figure 3.

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Norac UC4+ Installation Manual

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