24 S&C Instruction Sheet 768-550
Control Setup
Figure 23. Unfasten the Velcro strap securing the battery packs.
Velcro strap
For Type CCU-XP:
(a) Ground the enclosure using the ground lug on the
back of the enclosure.
(b) Connect an isolated 120-Vac source to the fuse
blocks provided. See Figure 22 on page 23.
(c) Attach the battery terminals to the batter ies, since
they are not connected during shipping.
(d) Allow the battery packs to charge for 24 hours.
(e) After charging the battery packs, discon nect the
120-Vac power source. Then, dis
connect the
terminals from the battery packs.
Battery Pack Replacement
To replace the battery packs, proceed as fol lows:
(a) For Type CCU-SP: Place the battery charger in the
External Source
position. Then, put the power
switch in the
Off
posi tion.
(b) For Type CCU-XP: Disconnect the fuse block. Then
after 15-30 seconds, discon nect the following wires
from the bat tery pack:
Battery 1 – positive
Battery 2 – negative
Battery 3 – positive
Battery 4 – negative
(c) Refer to the enclosed wiring diagrams for details.
(d) Unfasten the Velcro strap securing the battery
packs. See Figure 23.
(e) Remove the connectors from the battery pack
terminals, noting the appropriate “+” and “-”
terminals, as well as to which battery pack each
connector is attached. Then, remove the old battery
packs.
(f) Place the new battery packs in the enclosure and
attach the connectors to the correct terminals.
(g) Refasten the Velcro strap and secure the battery
packs.
NOTICE
Reconnecting batteries improperly may cause equip-
ment damage .
