Refuel Pump Motor
A gear-type hydraulic motor (Figure 17) drives the refuel pump when refueling or defueling. Motor rotation is controlled by a
four-way selector valve. The refuel pump motor is mounted on the right rear area above the track in the engine compartment,
and is coupled to the refuel pump.
Figure 17. Refuel Motor and Pump Assembly--Installed View.
Flow Regulator (Adjustable)
An adjustable flow regulator (Figure 18) is installed in the auxiliary hydraulic system to provide adjustment of flow for operation
of the fuel transfer pump or hydraulic impact wrench. A calibrated dial and control handle are provided for variable settings. To
operate the regulator; move the handle so that the indicator points to the desired setting. The regulator is mounted on the right
rear area above the track in the engine compartment.
Figure 18. Flow Regulator (Adjustable)--Installed View.