TM 9-2330-267-14&P1-7. LOCATION AND DESCRIPTION OF MAJOR COMPONENTS.a. M149, M149A1, and M149A2 Trailer Chassis.KeyComponentDescription1Intervehicular CableConnects trailer electrical system to the towing vehicle.2Light AssembliesConsist of blackout, stop and tail, and composite. (Blackout light isseparate stoplight assembly on the M149.) Indicate presence of trailerto vehicles traveling behind.3SuspensionConsists of two nine-piece leaf springs and two shock absorbersmounted on one axle. Restrains sudden and rapid vertical movement.4Handbrake LeversActivate the handbrakes when the trailer is stopped or parked.5Frame AssemblyComposed of two pressed-steel siderails and six pressed-steelcrossmembers. Supports the trailer load.6Adjustable CasterSupports front of trailer when not coupled to towing vehicle.Assembly7Safety ChainsPrevent trailer from breaking away from towing vehicle.8Drawbar RingAttaches trailer to towing vehicle.TA5069651-3
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