Skyjack SJ519 TH, Service Manual, Page: 87 / 108

87
SJ519 TH 216942AC
250 Hour or Quarterly Routine Maintenance Section 4 – Procedures
WARNING
Do not attempt to start the engine while the fuel
system is venting to ensure no error messages are
generated.
▪
Loosen venting screw.
▪
Turn the primer pump handle counter clockwise
(CCW) to release.
▪
Pump the handle in and out until pressure
builds in the fuel system (handle will gradually
become firm and fuel will come out of venting
plug).
▪
Retighten venting scerew and primer handle.
16. Check area for any leaks.
17. Close engine cover back and latch it in place.
5.4-6 Clean Hydraulic Tank Breather
1. Clean area around hydraulic breather. Do not
allow dirt to enter the hydraulic tank.
Hydraulic Tank
Breather
Figure 23 Hydraulic Tank Breather
2. Remove the breather and clean with solvent. Blow
dry with compressed air.
3. Install the cleaned breather on the tank.
5.4-7 Torque Axle Mounting Bolts
The axles are secured to the frame by an axle
pivot assembly on each side of the axle. The pivot
assemblies are bolted to the machine frame with axle
mounting bolts. See figure below.
Figure 24 Axle Mounting Bolts
1. Torque front axle mounting bolts to 320 ft·lb. (434
N·m.).
2. Torque rear axle mounting bolts to 320 ft·lb (434
N·m.).