PROCEDURE FOR:
REF75SE Update
PAGE: 4 of 11
ISSUED: 3/20/2015
4.2.
IEC Update
4.2.1.
Loosen the two terminal screws on the IEC that hold the Blue and Brown wires.
4.2.2.
Remove 2 – Screws that secure the IEC to the Chassis.
Refer to Figure 5
4.2.3.
Pull IEC out of the chassis far enough to gain access to the ground screw that holds
the GRN/YEL Wire and loosen the green screw to free the IEC.
Refer to Figure 6
4.2.4.
Discard the old IEC and replace with the new IEC (23201820).
*Make sure the GRN/YEL, Brown, and Blue wire ends are tight!
*Loosen all the terminal screws on the new IEC to allow for easy insertion of the
Blue and Brown wires once mounted in the chassis.
4.2.5.
Insert the GRN/YEL wire into the ground terminal and secure the terminal screw
tightly.
Refer to Figure 7
4.2.6.
Insert the new IEC into the chassis and secure with the 2 – Screws removed in
Step
4.2.2
.
4.2.7.
Place the Blue and Brown wires back into their respective terminals and tighten the
screws firmly.
Refer to Figure 8
*Use care when working around the fuse holder terminals as they can be broken
without the proper care!
