Afterwards, the remaining cars were disconnected as a multiple unit, and attached to various rescue trains, and they worked in that form until they were withdrawn in 1987.

[3] A few trailer carriages used as storage warehouses survived into the 1990s near Gantang railway station, but by then, the body had significantly degraded and the trains were scrapped sometime later.

[4] The NC3 diesel multiple unit was designed for short distance passenger transportation, and was structurally similar to the CSD M 498.0 [de] built for the Cezchoslovak State Railways.

From the front to the rear of the motor car, the driver's cabin occupies the front, then the machinery room of the motor carriage which contains various piping, water cooling equipment, greasing oils and the diesel fuel, then the luggage stores and water boilers, and finally the passenger cabin.

Each motor carriage had a non-turbocharged, four-stroke, XII model 12 Jv 17/24 diesel engine, with a cylinder diameter of 170 mm (6.7 in), a piston travel distance of 240 and a maximum of 500 horsepower.