Figure 7-29.--Sunstrand electrical harness assembly.
Oil pressure switch
basically include the following engine-mounted
As we indicated, you have already read about some of
these components. For example, the oil pressure
switch and the fuel solenoid were described in the
fuel and lubricating oil sections. You have already
Start bypass valve
read about the generator and the start air operation.
In the following paragraphs, we will confine our
discussions to the other engine-mounted components
of the Sunstrand's electrical system.
For the electrically operated components on the
Sunstrand's GTE power unit to function properly,
electric power at 12 to 30 V dc is required during the
engine start sequence. Keep this requirement in mind
Time totalizing meter (hour meter)
Electropneumatic air bleed valve
the following components.