PREVOST H3-41 Maintenance Manual page 150

SECTION 05: COOLING SYSTEM
8. Connect coolant extractor to the radiator
drain cock and drain the coolant system as
per Draining cooling system in paragraph 7
of this section.
FIGURE 29: COOLANT
CONNECTION
DANGER
Risk of poisoning. Do not drink coolant. Use
proper hand protection when handling. Keep
coolant out of reach of children and animals.
9. Disconnect the upper radiator pipe at the
radiator bracket junction (loosen U-Bolt and
hose clamps).
10. Also disconnect the upper CAC pipe.
FIGURE 30: RADIATOR & CAC UPPER CONNECTION
11. Disconnect the radiator lower pipe at the
radiator outlet.
12. Disconnect the lower CAC pipe (turbo
outlet).
30
PA1621 Maintenance Manual All Series
DRAIN EXTRACTOR
|
Section 05 revised Feb 2019
FIGURE 31: RADIATOR & CAC LOWER CONNECTION
13. Proceed to the cooling fan shroud removal
following paragraph 11.3 of this section.
14. Disconnect the ground connection at the
upper right corner of the cooling assembly.
FIGURE 32: COOLING ASSEMBLY GROUND