Replacement Parts
Non-replaceable Parts
EC-BOS-6
AX
Mounting and Wiring Instructions
Part Number: 05DI-HIBS6AX-10
Revised: February 2008
21
Procedure 5
Replacing NiMH battery assembly on an EC-BOS-6
AX
.
Step 1
Backup the EC-BOS-6
AX
controller’s configuration to your PC using the appropriate NiagaraAX
software tool (for example, EC-Net
AX
Pro).
Step 2
Remove power from the EC-BOS-6
AX
.
Wait for LED activity to stop - after several seconds, all LEDs on the EC-BOS-6
AX
should be off.
Step 3
Remove the cover. See
“Removing and Replacing the Cover,”
Step 4
Remove the old battery and bracket assembly by taking out the four screws holding it in place, setting
the screws aside for later. Unplug the battery from the connector on the EC-BOS-6
AX
.
Step 5
Plug the battery connector plug of the
replacement battery
into the battery connector on the
EC-BOS-6
AX
.
Step 6
Set the replacement battery/bracket assembly back over the option card slots, with the mounting holes
aligned with the standoffs.
Step 7
Place the four screws through the battery bracket, option cards blanking plates, and into the standoffs
on the EC-BOS-6
AX
base board. Hand tighten these screws.
Step 8
Replace the cover.
Step 9
Restore power to the EC-BOS-6
AX
and verify normal operation.
Replacement Parts
Servicing the EC-BOS-6
AX
may call for replacement parts. There are three categories of parts:
•
•
•
Non-replaceable Parts
Other than the parts listed in the replacement parts sections, there are no serviceable components on the base
assembly.
Memory
Any addition, modification, or replacement of memory components requires software configuration and is not
a field upgrade. For additional information on modifying the memory capacity of the EC-BOS-6
AX
, consult
Distech Controls office for technical support
Fuse
The EC-BOS-6
AX
contains a non-user replaceable fuse, soldered on the circuit board. This fuse provides
protection from internal shorts or connection to incorrect power supplies. If the fuse circuitry is suspect, contact
Distech Controls office for technical support. See the
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