Ac Operation - Replace The Fuses; Figure 3-7. Replace The Ac Fuses - Comtec CDM-840 Installation And Operation Manual

CDM-840 Remote Router
Rear Panel Connections
3.3.2.2 AC Operation – Replace the Fuses
For AC operation, the unit uses two common 5mm x 20mm Slow-blow fuses – one each for line
and neutral connections. The fuses are contained on the rear panel in a fuse holder that is press-
fit into the body of the IEC power module (Figure 3-7).
WARNING – DEATH OR PERSONAL INJURY IS POSSIBLE! DISCONNECT THE POWER
SUPPLY BEFORE PROCEEDING!
CAUTION – ALWAYS REPLACE THE FUSES WITH THE CORRECT TYPE AND RATING.
Do these steps to replace the AC fuses (Figure 3-7):
Step Task
1 Disconnect the power supply.
2 Unseat the fuse holder from the IEC power module:
•
•
3 Remove and replace the fuses as necessary:
•
•
4 Re-seat the fuse holder in the IEC power module.

Figure 3-7. Replace the AC Fuses

Use the slot to pry the holder outward from the IEC power module.
Pull the holder straight out, and then swing the holder away from the module.
Use T2.5A (2.5 Amp) fuses for standard operation.
Use T4A (4 Amp) fuses when a Block Up Converter (BUC) is installed.
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MN-CDM840
Revision 3