Caterpillar 428B 4x4 interiorThe Caterpillar 428B loader backhoe was introduced in 1992 as the replacement for the. It was manufactured in England only. Features The 428B has a Cat 3054 naturally aspirated engine producing 74 flywheel (FWHP). It comes standard with a thermal starting aid, self-adjusting, -style boom, and a that delivers fluid at a rate of 41 gallons (155 L) per minute (GPM) at a system pressure of 3,000 pounds per square inch (PSI) (20,684 kPa). It also features a modified operator’s compartment. Modifications Throughout its history, the Cat 428B has undergone a multitude of modifications.
In 1993 made adjustments to the seat slide rails, beginning with 7EJ01623. The lock release mechanism was redesigned and relocated inside the cab, beginning with 7EJ02025. Were strengthened and teeth were added, beginning with 7EJ02228. In 1994 a redesigned multi-purpose (MP) bucket had increased capacity, beginning with 7EJ02300.
Modifications were made to the boom nose and foot area, beginning with 7EJ02383. The loader bucket self-leveler mechanism was redesigned, beginning with 7EJ02464. Universal lines became factory installed options instead of CMP attachments, beginning with 7EJ02566. The air conditioner refrigerant was changed to R134A, beginning with 7EJ02812. Production of 428B ended in 1996.
Caterpillar 428b Service Manual
The Caterpillar 428B was replaced by the. Based on data from the sales database of, it is estimated that more than 9,400 Caterpillar 428B loader backhoes have been produced.
Cat 428b Service Manual
Highest Serial # England 7EJ 09407 Total = 9,407.