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MAINTENANCE INSTRUCTIONSRE-INSTALLATION OF CARTRIDGESOF THE AIR CLEANERCarry out this operation in the reverseorder.When re-installing the cartridges, pay attentionto the following.- cleanness of the contact surfaces,- the cartridges must not be deformedand must not vibrate after installation;- perfect tightness of the whole aircleaner shall be ensured after closingthe cover;- After completion of maintenance of thedry air cleaner restore correct functionof the indicator of clogging.G715 G720 G735OIL TANK OF HYDROSTATICSTEERINGThe tank is installed in the left side of thetractor and accessible after lifting of thefront bonnet.Using the oil-gauge rod (A) check levelof oil in the hydrostatic steering tank;keep the level between the marks MIN.and MAX., see Fig. (A).After removing the nut (1) and tank lid refilloil as necessary.REFILLING OF BRAKE FLUIDThe tank is installed in the left side of thetractor and accessible after lifting of thefront bonnet.Keep the brake fluid level between 3/4 ofthe tank capacity (max.) and 1/2 of thetank capacity (min.).When handling with brake fluidpay special attention to cleanness.Check the brake fluid levelbefore each drive.33