Maintenance Section
-228-
Inspect Coolant Hoses
(LP, Dual Fuel Engine Only)
1. Visually inspect coolant hoses and clamps.
Remember to check the two coolant lines that
connect to the pressure regulator/converter.
2. Replace any hoses that shows signs of swelling,
cracking, abrasion or deterioration.
G420F(E)/G424F(E)/G424I(E) Engine
Only
G430FE Engine Only
(1) LP Regulator/Converter
(2) Coolant hoses
LP Regulator/Converter
Inspection (LP, Dual Fuel Engine
Only)
1. Visually inspect the pressure regulator /
converter housing for coolant leaks. Refer to
the pressure regulator/converter section of the
service manual if maintenance is required.
NOTE: For pressure testing and internal inspection
of the pressure regulator/converter, refer to
the pressure regulator/converter section of
the service manual.
Fuel Lines & Fittings - Check
Visually inspect fuel lines and fittings for physical
damage. Replace as required.
G420F(E)/G424F(E)/G424I(E) Engine
Only
G430FE Engine Only
(1) Fuel lines
(2) LP mixer
(3) Throttle Assembly
1
2
1
2
1
2
3
1
2
3