each serial number range is covered separately in the applicable maintenance section of this manual. Units within serial
No. range 2090 through 2129 have two diesel engine air cleaners, units within serial No. range 2050 through 2087 have
one. Units within serial No. range 2090 through 2129 have both coolant temperature and lubricating oil pressure warning
lights, but the units within serial No. range 2050 through 2087 do not. Units within serial No. range 2090 through 2129
are equipped with a dual ignition starter switch, units within serial No. range 2050 through 2087 are equipped with a
separate switch for the ignition circuit and another switch for the starter energizing circuit. Units of equipment within
serial No. range 2090 through 2129 are equipped with a Flexo-Stick assembly, mounted on the drawbar assembly, which
is used to suspend the hoses. On units within .serial No. range 2050 through 2087 the hoses are attached to the drawbar
assembly with hose clips.
AGO 8156A
6
