JLG 460SJ Operator Manual - Manual (Page 139)

SECTION 6 - GENERAL SPECIFICATIONS & OPERATOR MAINTENANCE
3121216 – JLG Lift – 6-43
6. Remove the retainer clip for the LPG fuel temperature sensor
and remove the sensor from the regulator body.
NOTE: Have a small container ready to collect oil that will drain freely
from the regulator at this point.
7. Once all of the oil has been drained, reinstall the LPG fuel
temperature sensor and reconnect the electrical connector.
8. Open the fuel tank manual valve.
9. Start the engine and verify all connections are secure.
10. Dispose of any drained oil per local regulations in a safe and
proper fashion.