CYLINDER GP-BOOM 5107954 - Caterpillar

Asphalt Paver:
AP1055E (S/N: TJF1-UP)
AP555E (S/N: A5D1-UP)
AP600D (S/N: TFM1-UP)
AP655D (S/N: GNN1-UP; MAN1-UP; GNZ1-UP)
Service Magazine SEPD1577, 05 March 2013, "Pressure Reducing Valve Now Has Improved Service Life on Asphalt Pavers ". Disregard this article. Refer to the article that follows.Description of Change: The pressure reducing valve has an improved design. New design has eliminated seals in the cartridge section and offers an improved service life. The valves are used in different hydraulic circuits: Two Point, Two Speed Shift, Truck Hitch and Front Wheel Assist. Ordering the current part number will get you the improved valve.Adaptable To: The improved 345-1714 Relief Valve is part of the hydraulic valve.The improved 345-1714 Relief Valve is adaptable to the following machines:
AP555E (S/N: A5D1-286)
AP600D (S/N: TFM1-279)
AP655D (S/N: GNN1-299)
AP655D (S/N: MAN1-335)
AP655D (S/N: GNZ1-484)
AP1055E (S/N: TJF1-306)The improved 345-1714 Relief Valve Gp is effective in production in the following machines:
AP555E (S/N: A5D287-UP)
AP600D (S/N: TFM280-UP)
AP655D (S/N: GNN300-UP)
AP655D (S/N: MAN336-UP)
AP655D (S/N: GNZ485-UP)
AP1055E (S/N: TJF307-UP)