Para systems Minuteman PRO-RT 2U Series, User Manual

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BATTERY REPLACEMENT PROCEDURE

PLEASE READ THE CAUTIONS AND WARNINGS BEFORE ATTEMPTING
TO REPLACE THE BATTERIES

Hot-swappable batteries mean that the batteries can be replaced without pow-
ering down the whole UPS system.

NOTE:  

If there is a power interruption while replacing the hot-swappable batter-

ies, with the UPS on, the load will not be backed up.  To hot-swap the battery
module start with step number 6.
1. Turn off the equipment that is plugged into the output of the UPS.
2. Press the On/Off/Test Button on the front panel to turn the UPS off.
3. Unplug the UPS's AC power cord from the AC wall outlet.
4. Unplug the equipment from the output receptacles of the UPS.
5. Unplug the computer interface cable from the rear panel of the UPS.

NOTE:

  No tools are required for removing or installing the battery door.

6. Grasp the battery door on the left hand side, pull it outward and then set it

aside. (FIG. 1)

FIG. 1

FIG. 2

FIG. 3

7. Disconnect the battery connectors. (FIG. 2)
8. Remove the four retaining screws for the battery retaining bracket. (FIG. 2)
9. Remove the battery retaining bracket and set aside.

10.Grasp the battery pull tab and gently pull the battery module out of the UPS
     and set aside.  (FIG. 3)

NOTE:  

DO NOT use the battery wires to pull the battery module out.  Use

Caution, the battery module is heavy.

11. Slide the new battery module into the UPS.
12.Re-install the battery retaining bracket.
13.Re-install the four retaining screws for the battery retaining bracket.
14.Verify proper polarity.  Reconnect the battery connectors together.

NOTE:  

Some sparking might occur, this is normal.

15.Re-install the battery door on the UPS.
16.Properly dispose of the old batteries at an appropriate recycling facility or
     return them to the supplier in the packing material for the new batteries.
17.The UPS is now ready for the normal operation.

NOTE:

  If the UPS has a Weak/Bad Battery Alarm after replacing the battery

module, the user must initiate a self-test to clear the Weak/Bad Battery Alarm.
To initiate a self-test see section 4 "

TEST BUTTON

".