Spongy Brake Pedal Pressure.
Low brake fluid level and/or air in system.
See your John Deere dealer.
Loss of Braking Power.
Glazed linings.
Worn linings.
Parking Brake Not Holding.
Park brake partially locked out.
Check to see that brake screw is fully engaged.
ZX,OMCTS012535 -19-01SEP98-1/1