Do not use excessive force when installing circuit boards. Note cor-
rect position of circuit boards during removal to ensure correct posi-
tioning during installation.
1. Install circuit boards in voltage regulator N2 (6):
a. Insert circuit boards into voltage regulator housing (10):
Voltage Sensing Transformers
Voltage/Frequency Error Detection
Overcurrent/Rev. Power Detection
b. Install front panel (15) and two angle pieces (14) on voltage regulator housing (10).
c. Install four screws (11), four serrated lock washers (12), and four washers (13) on voltage regu-
lator housing (10).
2. Install complete safety device N3 (6):
Use new self-locking nuts when installing safety device N3.
a. Install safety device N3 (6) on bolts (7) using new nuts (8).
b. Noting correct labeling and position, install cables on terminals (9).
3. Stow prop (5) and close front panel (4).
4. Close flap (2).