Marconi LORAIN RHM800E50 Manual page 39

Section 4367
Table 7-l. Output Voitage Current/Load
Sharing Voltage Relationshiis
7.17 Test Procedure 6, Observe the following proce-
repairs which required diionnetion from the battery.
DANGER
nect link b&m charging the capacitors
a) Ensure that BAlTERY DISCONNECT link in
removed from its receptacte. If DC output
leads were removed, connact them to appro-
priate terminals in the rectffir.
b) If reference leads are extended to the bat-
tery, perform the folbwing steps:
Remove the local sensing leads from
their storage terminals on circut card
Working with one lead at a tie. dis-
connect the remote sensing leads
from terminals 1 and 2 of IB3 on cir-
Page 36
Connect the local sensing leads to
TB3, teninal 1 (+) and terminal 2 (-).
Insure that polarity is correct.
Install the M option capacitor assem-
bly, Part No. 425101400. on the
lator and Alarm Circuit card A7.
Close the external AC disconnect device to
appiy input power to the rectifier.
Place the HVSD cinuti breaker toggle and
the POWER rocker switch to the ON posi-
tion. The rectffttr should start, although the
LOW CURRENT ALARM and an extended
Waft for the voltmeter on the rectifier front
panel to indicate 52 volts. At this time, insert
BATTERY DISCONNECT link 52.
Place the POWER switch to the OFF posi-
tion. lf reference leads extended to the bat-
tery or lotid are required. perform the
following steps. lf internal reference only is
required. disregard Steps 1) through 3)
which follow. then proceed with Step 9).
If tht? rwtrfmr is connwted to a batterg.
CM
Qt the bcQl and
ence zeads.
steps that the &ads cue not Qccidwtplly
shorted tog+Mm or altowed to touch cabinet
AC 00Ztage capable ofprod~~@l settere. per-
haps
Disconnect and temporarily insulate
the local reference leads from TB3.
terminals 1 and 2.
Working with one lead at a time, con-
nect the remote sensing leads to TB3.
terminal 1 (+) and 2 (-). Insure that
refer-
extended
DANGER
I
I