4-PAW DIESEL/HYDRAULICS6/2-10 Toro Wheeled CUL Service Manual7. Install the 4 hydraulic counterbalance valve lines tothe 4-spool valve fittings (Fig. 1351).Fig. 1351 DSC-3091a8. Install 2 hydraulic tilt cylinder lines to the 4-spoolvalve.Note: The top line and fitting were previouslymarked (Fig. 1352).Fig. 1352 DSC-3088a9. Position the auxiliary valve return hydraulic line tothe auxiliary valve and 4-spool valve and looselyinstall the line nuts (Fig. 1353).10. Tighten the auxiliary valve hydraulic line nuts to theauxiliary valve fitting and the 4-spool valve fitting(Fig. 1354).Fig. 1353 DSC-3146aFig. 1354 DSC-3147a