CASE CONSTRUCTION CX26C - Tightening Torques

6-MAINTENANCE
Tighteningtorques
Checkthetighteningtorquesevery250h.
Component
BoltsizeWrench
Tighteningtorque
TravelmotorM12x1.7519mm
88–113N·m(64.9–83.3lbft)
Sprocket
M12x1.7519mm
88–113N·m(64.9–83.3lbft)
Tracksupportroller
M12x1.7519mm
111–135N·m(81.9–100lbft)
Trackframeroller
M16x2.024mm
267–327N·m(196.9–241.2lbft)
Counterweight
M20x2.530mm
514–642N·m(379.1–473.5lbft)
Additionalcounterweight
M24x3.036mm
850–1150N·m(626.9–848.2lbft)
Swing
bearing
Mount(upperand
lowerbolt)
M12x1.7519mm
111–135N·m(81.9–99.6lbft)
Swingunit
M16x2.024mm
252–342N·m(185.9–252.2lbft)
Mount(front)
M12x1.7519mm
120–140N·m(88.5–103.3lbft)
FrontbracketM10x1.2517mm
59–89N·m(43.5–65.6lbft)
Engine
Mount(coupling)
M12x1.7519mm
90–95N·m(66.4–70.1lbft)
RadiatorM12x1.7519mm
98–158N·m(72.3–116.5lbft)
Hydraulic
pump
Pump
M12x1.7519mm
90–110N·m(66.4–81.1lbft)
Hydraulicoiltank
M12x1.7519mm
98–158N·m(72.3–116.5lbft)
FueltankM12x1.7519mm
98–158N·m(72.3–116.5lbft)
MaincontrolvalveM10x1.517mm
55–83N·m(40.6–61.2lbft)
Maincontrolvalve(bracket)
M10x1.517mm
55–83N·m(40.6–61.2lbft)
Hydraulicswivel
M10x1.517mm
55–83N·m(40.6–61.2lbft)
Operator’sseat(bolt)
M8x1.2513mm
107–127N·m(78.9–93.7lbft)
Cabandcanopymounting
M12x1.7519mm
98–158N·m(72.3–116.5lbft)
6-42