TM 5-2420-231-23-1
0030
Table 1. Heating and A/C Troubleshooting Procedures - Continued.
030
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2. A/C Does Not Blow Cold
Test Step 2. Inspect Heater Duct and
Air When A/C
Lower Air Vents.
Temperature Control Is
1. Turn ignition switch to the off posi-
Set to Maximum Cold -
tion (TM 5-2420-231-10).
Continued
2. Remove front and rear lower vent
Vent Hose Connected to Vent Base -
base (Figure 17, Item 1) from front
Proceed to step 3.
instrument panel right-side cover
Vent Hose Disconnected - Connect
(Figure 17, Item 2) (WP 0176), and
vent hose (Figure 17, Item 3) to vent
ensure that vent hose (Figure 17,
base (Figure 17, Item 1), and install vent
Item 3) is connected to each vent
base (Figure 17, Item 1) on front
base (Figure 17, Item 1).
instrument panel right-side cover
(Figure 17, Item 2) (WP 0176).
Proceed to Test Step 9.
Figure 17. Lower Vent.
0030
