New Torque for Installing Plug on Swing Motor Adapter is Now Used on Certain 307.5 and 308.5 Mini Hydraulic Excavators {5057, 5058, 5105} Caterpillar


New Torque for Installing Plug on Swing Motor Adapter is Now Used on Certain 307.5 and 308.5 Mini Hydraulic Excavators {5057, 5058, 5105}

Usage:

307.5 GW7
Mini Hydraulic Excavator
307.5 (S/N: GW71-934)
308.5 (S/N: GZ81-205)

Reference: "Torque Specifications" SENR3130

Description Of Change: The torque value has been changed for the swing motor plug. The correct torque value for the swing motor plug is 40 ± 6 N·m (30 ± 4 lb ft). If swing motor plug leaked, replace seal with the same part number. See Table 1 for the part number.

Adaptable To: The following changes are adaptable to the products within the listed serial numbers, and are effective with all products after the listed serial numbers.



Illustration 1g06430946
Location of swing motor plug

Table 1
Required Parts 
Qty  Part Number  Part Name 
3J-1907  O-Ring Seal 

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