[1] – Clean outside of unit thoroughly before removal and disassembly. Avoid contamination of system ports.
[2] – Protect all component bearing and seal surfaces during removal and when setting aside for installation.
[3] – Remove cap screws (A—C).
[4] – Remove hydrostatic drive and O-rings (A—C).
[5] – Inspect all parts for wear or damage. Replace as necessary.
[6] – Ensure that mating surfaces of gear case front cover and hydrostatic unit are clean before assembly.
[7] – Lubricate and install new O-rings (A—C).
[8] – Install PTO through shaft (D), if removed. Rotate shaft to index splines to internal PTO clutch drive gear and rear pump coupling.
[9] – Index hydrostatic motor shaft splines to gear case shaft couplings and install drive to gear case.
[10] – Install cap screws and tighten to specification.