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
· Starter assembly
fuel and lubricating oil sections. You have already
· Start bypass valve
read about the generator and the start air operation.
· Start counter
In the following paragraphs, we will confine our
discussions to the other engine-mounted components
of the Sunstrand's electrical system.
· Ignition cable
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
· Magnetic pickup
engine start sequence. Keep this requirement in mind
· Time totalizing meter (hour meter)
· Electropneumatic air bleed valve
the following components.