Table 1. End Items to be Modified

MWO 9-2320-273-20-1

1. PURPOSE. This modification consists of procedures to add a new air tank to the compressed air

system.

2. PRIORITY. This modification is classified NORMAL.

a. Equipment in use (including equipment in supply or maintenance activity below depot level and

equipment in administrative storage). Equipment in use will be modified as soon as practicable but no

later than the scheduled completion date. Equipment not modified after expiration of Department of the

Army Modification Work Order (DAMWO) scheduled completion date will be reported as NOT

MISSION CAPABLE in accordance with applicable Army Regulations and will not be operated until the

modification is applied.

b. Equipment in wholesale depot supply or maintenance activities. All DAMWO'S which have been

incorporated into Depot Maintenance Work Requirement (DMWR), will be accomplished on serviceable

materiel prior to issue and/or subsequent to scheduled completion date. Operational Project Stock stored

at the Depots will be modified concurrently with Depot Stock. Issue of unmodfied materiel is prohibited.

The DAMWO will be applied to unserviceable materiel during the scheduled Depot Maintenance.

c. Propositioned stock, to include non-p.repositioned Materiel Configured to Unit Sets (POMCUS)

operational projects will be applied at once.

3. END ITEMS TO BE MODIFIED.

See Table 1.

Table 1. End Items to be Modified

Nomenclature

NSN

Model No.

M915

Truck Tractor, Line Haul, 50,000 GVWR, 6 X 4

2320-01428-4395

Truck Tractor, Med Equip. Transporter (LET), 56,000 GVWR,

M916

2320-01-028-4396

6 X 6, W/Winch

TruckTractor, Med Equip. Transporter (MET), 75,000 GVWR,

M920

2320-01-028-4397

8 X 6, W/Winch

Truck Chassis, 75,000 GVWR, 8 X 6, for 20-Ton Dump Truck

M917

3805-014284389

Truck Chassis, 56,000 GVWR, 6 X 6, for Bituminous Distributor Truck

M918

3895-01-028-4390

Truck Chassis, 75,000 GVWR, 8 X 6, for Concrete Mixer Truck

3895-01-028-4391

M919

4. MODULES (COMPONENTS, ASSEMBLIES, SUBASSEMBLIES) TO BE MODIFIED.

The following items, whether installed or in depot stock, shall be modified. See Table 2.

Table 2. Assemblies to be Modified

Part Number & FSCM

Nomenclature

Model

M915

Auxiliary Air System

12357132 (19207)

M916, M917, M918, M919

12368245 (19207)

and M920