TM 5-2420-231-23-1
0021
Table 1. Engine Coolant Temperature Gauge Indicates High Temperature,
Does Not Function, or Is Inaccurate - Continued.
021
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Engine Coolant Temperature 3. Inspect radiator (Figure 9, Item 2)
Radiator and Coolant Pack OK -
Gauge Indicates High
and coolant pack (Figure 9, Item 1)
Proceed to step 4.
Temperature, Does Not
for dirt or debris.
Dirt or Debris Buildup on Radiator or
Function, or Is Inaccurate -
Coolant Pack - Remove dirt and debris
Continued
from radiator and coolant pack.
Proceed to Test Step 9.
4. Inspect coolant pack (Figure 9,
Coolant Pack OK - Proceed to step 5.
Item 1) for bent or damaged fins.
Coolant Pack Fins Bent or Damaged
- Replace radiator (WP 0092).
Proceed to Test Step 9.
Figure 9. Radiator and Cooling Pack.
0021