DRAFT
TM 5-4210-249-13&P-2
0184
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
TFFT04730
Step 7.
Remove crew cab air conditioner/heater assembly (WP 0215). Remove six screws and
driver side rear crew cab access panel. Remove cover from water tank low level
switch (WP 0302). Check for continuity across red wire from water tank heater control
box bus bar lower bus bar position 4, terminal to water tank low level switch, terminal L2
located in water tank heater control box.
If continuity is not present, replace water tank low level switch power
cord (WP 0361).
Step 8.
Check for continuity across black wire from water tank heater control box bus bar lower
bus bar position 2, to water tank low level switch, terminal L1.
If continuity is not present, replace water tank low level switch power
cord (WP 0361).
Step 9.
Check for continuity across yellow wire from water tank heater control box bus bar
upper bus bar position 2, to water tank low level switch, terminal C.
If continuity is not present, replace water tank low level switch power
cord (WP 0361).
0184-4