Groundsmaster 4300--D Hydraulic SystemPage 4 -- 87
6. Put caps or plugs on disconnected lines and fittings
to prevent contamination.
7. Support manifold to prevent it from falling. Remove
three(3)capscrewsandlockwashersthatsecureman-
ifold to machine frame. Locate and retrieve three (3)
spacers from between bracket and manifold.
8. Remove AWD manifold from machine.
9. Ifnecessary,removehydraulicfittingsfrommanifold.
Discard any removed O--rings.
Installation (Fig. 77)
1. If fittings were removed from AWD manifold, lubri-
cateandplacenewO--ringstofittings.Installfittingsinto
manifold(seeHydraulicFittingInstallationintheGener-
al Information section of this chapter).
2. Position manifold and three (3) spacers to frame
bracket. Install three (3) lock washers and cap screws
but do not fully tighten screws.
3. Remove caps and plugs from disconnected lines
and fittings.
4. Lubricate and install new O--ring(s) on manifold fit-
tings. Connect hydraulic lines to hydraulic manifold fit-
tingsandproperlytightenallconnections(seeHydraulic
Hose and Tube Installation in the General Information
section of this chapter).
5. Secure AWD manifold to frame by tightening three
(3) cap screws.
6. Checkoillevel inhydraulicreservoirandaddcorrect
oil if necessary.
7. Follow Hydraulic System Start--up procedures (see
Hydraulic System Start--up in this section).
Hydraulic
System
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