Advance acoustic 56514925, Service Manual, Page: 107 / 260

Engine System, Gasoline/LPG 107 Service Manual – Advance 7765 / Nilfisk CR1500
5. Continue to hold the Cooling System
Tool onto the radiator filler neck and
open the
Coolant Valve
to allow coolant
to flow into the radiator.
6. Once the pressure on the
Gauge
reaches approximately 5 on the red
scale and the radiator is almost full,
shut off the
Coolant Valve
and remove
the Cooling System Tool from the
radiator filler neck.
7. Top off the radiator and overflow tank
as necessary.
Engine Air Filter Maintenance
Caution! When servicing the engine air filter elements, use extreme care to prevent loose dust
from entering the engine. Dust can severely damage the engine.
Service the air cleaner more frequently under severe dusty or dirty conditions.
1. Remove the primary air cleaner element from the air cleaner assembly and inspect the element for
foreign material restrictions or signs of excessive wear or damage. Replace the element if necessary.
2. Remove all dust and foreign matter from the air cleaner housing.
3. Reinstall the air cleaner element.
4. Reinstall the air cleaner cup, then securely fasten the retaining clips
Gauge
Coolant
Valve
(open)
Filling Cooling System with Coolant