Figure 9-21. Type MB-4 Tow Vehicle
(4) Operating procedures. Consult the applicable
maintenance manual for detailed instructions. The
following general procedures pertain to the operation of
the aircraft tow vehicle:
(a) Set parking brake and place transmission
(b) Start engine and allow it to warm up.
(c) Select desired gear for the operation.
(d) Engage clutch, release parking brake, and
press on accelerator pedal.
(e) For aircraft towing operation, refer to the
respective aircraft Organizational Maintenance Manual
for proper towing instructions.
(f) To shut down the tow vehicle, place the
transmission in neutral, set the parking brake, and turn
the ignition switch off.
(g) Place all other switches in OFF position.
(5) Inspection. The following operator inspections
apply to the MB-4 tow vehicle.
(a) Liquidlevels. Check the steering system
oil reservoir, gas tank, radiator, and crankcase. Service
(b) Tires. Check for proper inflation. Service
(c) Leaks. Check steering system oil lines,
fuel lines, water pump, water hoses, crankcase, and
maintenance manual for preventive and scheduled
o. Universal Wash Unit. The universal wash
unit shown in figure 9-22, is used for aircraft cleaning.
The wash unit has two wheels and a single on which the
unit is supported and moved about.