REPORTING IMPROVEMENT RECOMMENDATIONS

TM 9-2320-209-20-3-1

1-12. REPORTING IMPROVEMENT RECOMMENDATIONS . If your truck needs im-

provement, let us know. Send us an EIR. You, the user, are the only one who can

tell us what you don't like about your equipment. Let us know why you don't like

the design. Tell us why a procedure is hard to perform. Put it on an SF 368 (Quality

Deficiency Report). Mail it to us at: Commander, U.S. Army Tank Automotive

Material Readiness Command, ATTN : DRSTA-MT , Warren, Michigan 48090. We'll

send you a reply.

1-13. METRIC SYSTEM. The equipment /system described herein is nonmetric and

does not require common or special tools. Therefore, metric units are not supplied.

Tactical instructions, for sake of clarity, will also remain nonmetric.

1-14. DESTRUCTION TO PREVENT ENEMY USE. Follow procedures given in

TM 750- 244-6 for destruction of Army material to prevent enemy use.

1-15. VEHICLE DESCRIPTION . For vehicle description refer to TM 9-2320-209-10.

1-16. TABULATED DATA . Data is detailed in subparagraphs a through j below for

the 2 1/2 ton, 6x6, series trucks. Detailed data is the same for all models, except

as noted.

a. Engine and Cooling System.

Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . U.S. Army (LD-465-1,

LD-465-lC , LDT-465-lC)

Cylinders (in-line) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Brake horsepower (gross @ 2,600 rpm) . . . . . . . . . 140

Torque ( gross, minimum, pound-feet):

LD-465-1, LD-465-lC and

LDT-465-lC at 1,500 rpm) . . . . . . . . . . . . . . . . . . . 305

Ignition system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Compression

Firing order . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5-3 -6-2-4

Idle speed:

Except LDT-465-lC . . . . . . . . . . . . . . . . . . . . . . . . . . 650-700rpm

LDT-465-lC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 800-850 rpm

Cooling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Liquid

Radiator:

Ord No. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10876110

Radiator filler cap:

Ord No. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . MS35840-1

Opening pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . 61/2 to 8 psi

Opening vacuum . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 to 1/4 psi

Coolant capacity (quarts) . . . . . . . . . . . . . . . . . . . . . . 28-32

Thermostat

Ord No. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10911114

Starts to open . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 180F

Fully opened . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200F

Compression radio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22:1

Piston stroke . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.87 in.

Fan and water pump drive belt (set of two

matched belts) :

Ord No. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5702650

Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Notched V

Length . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46 in.

Oil filters: 2

Ord No. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8748329

1-5