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Page Title:
Table 3-2. Organizational Troubleshooting (continued) |
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 TM 5-4120-339-14
Table 3-2. Organizational Troubleshooting (continued)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
EXCESSIVE COOLING (continued)
Reset thermostat for temperature desired. (Refer to figure 2-1.)
Step 2.
Selector switch set to "COOL" rather than "VENTILATE".
Set selector switch to "VENTILATE".
6.
INSUFFICIENT HEATING
Step 1.
Thermostat improperly set.
Set thermostat for desired temperature. (Refer to figure 2-1.)
Step 2.
Selector switch set to "LO-HEAT" instead of "HI-HEAT".
Set selector switch to "HI-HEAT". (Refer to figure 2-1.)
7.
NO HOT AIR DISCHARGE
Step 1.
Selector switch in wrong position.
Set selector switch to "LO-HEAT" or "HI-HEAT" as desired.
Step 2.
Thermostat improperly set.
Set thermostat for desired temperature. (Refer to figure 2-1.)
Step 3.
Air filter dirty or clogged.
Remove and clean air filter. (Refer to paragraph 3-9h.)
8.
EXCESSIVE HEATING
Step 1.
Thermostat improperly set.
Set thermostat for desired temperature. (Refer to figure 2-1.)
Step 2.
Selector switch set to "HI-HEAT" instead of "LO-HEAT".
Set selector switch to "LO-HEAT". (Refer to figure 2-1.)
3-7
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