DRAFT
TM 5-4210-249-13&P-1
0070
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
TFFT 04805
Step 20.
Disconnect crew cab air conditioner thermostatic switch wire 2400 (white) at terminal.
Start crew cab air conditioner (WP 0008). Put crew cab air conditioner/heater control
panel setting to 45F (7C) (WP 0009). With a test lead set, check for 22 to 28 VDC
from crew cab air conditioner thermostatic switch wire 2400 (white) terminal to a known
good ground.
If 22 to 28 VDC are present, replace crew cab air conditioner thermostatic
switch (WP 0206).
Step 21.
Stop crew cab air conditioner (WP 0008). Shut vehicle engine off (TM 9-2320-347-10).
Turn battery disconnect switch to OFF position (WP 0007). Check for continuity across
wire 2400 (white) from crew cab air conditioner thermostatic switch to relay module
block crew cab air conditioner clutch timer relay terminal.
a.
If there is continuity, replace crew cab air conditioner/heater control
box (WP 0201).
b.
If there is no continuity, repair wire 2400 in body air condenser wire
harness if repairable (TM 9-2320-325-14&P) or replace body air
condenser wire harness (WP 0436).
Step 22.
Open passenger side rear stowage compartment P1 (WP 0010). Check if hydraulic
digital display illuminates (WP 0004).
If hydraulic digital display does not illuminate, troubleshoot Hydraulic
Generator Does Not Operate Properly (WP 0171).
0070-13
