An apparatus for transferring a viscous fluid including waxy solids includes a mobile platform, a support member having a first end coupled to the platform and a second end, a pump unit coupled to the second end of the support member, wherein the pump unit can be raised and lowered with respect to the second end, wherein the pump unit includes a recirculation system selectively operable to break down waxy solids prior to transfer of the fluid, and an outlet in fluid communication with a collection tank.