3-155. Replace/Repair Water Heater Power Distribution. (Figure 3-141)
This task covers:
INITIAL SETUP :
Disconnect switch P/N DH323FRK
Electrical power secured at ship
Warning tag, Item 1, Appendix C
service switchboard and tagged "
" ut of Service - Do Not Operate."
Death, serious injury, or equipment damage can result from
contact with live electrical circuits. Before beginning work on
this, or any other electrical equipment, turn power and control
voltage circuit breakers OFF and tag "Out of Service - Do Not
a. Tag and disconnect electrical power cable (P216(1)) (T-14) (2, Sheet 1) from ship service switchboard
b. Tag and disconnect electrical power cable (P216(2)) (T-14) (3).
c. Remove switching base (5, Sheet 2).
d. Remove line shield (6).
e. Remove operating handle (8).
f. Remove operating mechanism (7).
g. Remove attaching hardware and disconnect switch (4).
Repair at this level of maintenance is by replacement of disconnect switch (4).