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LTPS-UM-8007-01, Issue 1
–
L2 bar to N bar 115 Vac
6
Secure the load center cover panel.
7
Set circuit breakers CB2 and CB3 to OFF.
8
Set circuit breakers CB4 to ON.
9
Using a DMM, measure the voltage at the AC auxiliary outlets. Verify that the voltage is within the range of
110 to 125 Vac.
10
Set circuit breaker CB5 to ON. (This breaker provides power to the battery tray heater.)
To access the battery tray, remove the louvered battery drawer cover beneath bay 1.
11
To confirm heater operation, hold the thermostat by-pass switch (at the rear of the battery drawer) in the
by-pass (spring-loaded) position; place the palm of your other hand against the tray heater in the bottom of
the battery tray. A properly connected heater will feel warm within one minute.
To secure the battery tray, install the louvered panel(s) beneath the bay door(s).
C
ONVERTING THE
Before starting this procedure, ensure that there is no DC power in the cabinet (no batteries
installed or connected, and no rectifier modules powered up).
1
If necessary, remove the battery drawer cover below bay 1.
2
Slide out the battery drawer; remove any loose parts packages.
3
While facing the front of the battery drawer as shown in
connectors (BATT 4 and BATT 5).
4
Note the red cable (BATT 4) and black cable (BATT 5) at the center of the bus; these cables must be removed.
5
Using a small tool (awl or small screwdriver) to depress the locking spring at each connector as shown in
Figure 19 on page
While removing the cable lugs from the connector, carefully note the lug position in the
connector; the battery jumper lugs must be installed the same way (Step 7).
SPX-CABFIN01, SPX-CABFIN04
B
T
ATTERY
RAY
26, pull the cable from the connector.
November 9, 2001
(12V TO 6V)
Figure 18 on page
Installation
26, locate the two center bus
25
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