Removal and Installation of Heater Element.
Disconnect main power from the test stand.
Open the high voltage compartment door.
Remove the four attaching screws from the heater element, and remove the heater element.
Reverse the procedures of steps (1) through (3) to install the replacement heater element.
Repair of Starter.
Remove the starter from the test stand. (Refer to paragraph 2-21.)
Loosen the two screws that attach the coil retaining bracket to the starter coil.
Move the upper bracket up and the lower bracket down.
Remove the coil from the pole piece.
Inspect all contacts for excessive pitting and burning.
Remove the contact carrier spring assembly.
Hold down the contact spring(s) and slide out the double contact.
Replace the burned or pitted contact member.
Remove the screws that hold the stationary contacts.
Replace burned or pitted stationary contacts.
Assemble the starter by reversing the procedures of steps (1) through (10).
3-17. BLOWER ASSEMBLY (fig 2-10)
Description. The blower assembly contains an electric motor that provides forced-air cooling for the load bank of
the test stand. Repair consists of removal and replacement of a defective blower motor. The blower assembly must be
removed from the test stand for blower motor removal and replacement.
Removal and Replacement of Blower Motor.
Remove the blower motor assembly from the test stand. Refer to paragraph 2-22.