Meyer Formula - 2-Speed Gearbox; Superior & Benzi Front Driveline Gearbox

Meyer Manufacturing Corporation - 38 - PB-MIXER-TR-MECH
8.1.8.2 2-Speed Gearbox
Draining
Place a container of sufficient capacity under the gearbox.
Drain the unit by removing the plug from the bottom of the gearbox (behind the actuator plate). After the unit is completely
drained, reinstall the plug.
Filling
Remove breather and fill with oil until the oil is halfway up the sight glass. See table below for proper oil type and capacity.
Replace the breather.
8.1.8.3 Superior & Benzi Front Driveline Gearbox
Run mixer to warm gearbox oil.
Remove belting.
Disconnect drive shafts.
Left PTO Drive: U-joint will slide off gearbox shaft while removing lower gearbox.
Right PTO Drive: Remove chain coupler between both gearboxes.
Unbolt bottom gearbox and remove.
Unbolt upper gearbox support.
2-SPEED GEARBOX LUBRICATION SPECIFICATIONS
Model Part Number Description Oil Type Capacity
585 / 700 119-2SP-1.8-2.7-3 1.8:1 / 2.7:1
Synthetic ISO 220 Or
Equivalent
Approx. 14.25 Quarts
Check the gearbox oil levels regularly to prevent abnormal
component wear. Add oil to the gearbox if oil level is not halfway up
the sight glass.