TM 5-3825-270-23&P
0074
FLUSHING - Continued
WARNING
Use extreme care when removing radiator pressure cap. Sudden release of pressure can
cause steam flash. Slowly loosen cap to the first stop to relieve pressure prior to removing
cap completely. Failure to comply may result in injury or death to personnel.
Use clean, thick waste cloth or like material to remove radiator pressure cap. Avoid using
gloves, hot water soaks through gloves. Failure to comply may result in injury or death
to personnel.
Wear suitable eye protection when working on vehicle cooling systems to avoid personnel
injury.
14.
Remove radiator cap (Figure 7, Item 4) from radiator (Figure 7, Item 3) by pressing down and rotating
counterclockwise.
15.
Open drain cock (Figure 8, Item 5) on bottom of radiator (Figure 8, Item 3) by rotating counterclockwise and
allow cleaning compound and coolant to drain into drain pan.
5
3
Figure 8. Cooling System Flushing.
16.
Close drain cock (Figure 8, Item 5) on bottom of radiator (Figure 8, Item 3) by rotating clockwise. Tighten drain
cock.
17.
Remove drain pan and dispose of contents IAW local procedures.
18.
Pour clean water in radiator filler neck (Figure 9, Item 6) until full.
