RKI Instruments 12 VDC Beacon 200 - Manual (Page 49)

12 VDC Beacon 200 Operator’s Manual • 45
CAUTION: Verify that the replacement fuse is the same type and rating as
the fuse you are replacing.
6. Install the appropriate replacement fuse in the fuse holder, then place
the fuse holder in the socket.
7. Push the fuse holder into the socket, then turn the holder 1/4 turn
clockwise to secure it in the socket.
8. Turn on or plug in power to the 12 VDC Beacon 200.
9. Place the 12 VDC Beacon 200’s power switch in the ON position, then
verify that the PILOT light is on.
10. Close and secure the housing door.
Preventive Maintenance
Preventive maintenance of the 12 VDC Beacon 200 consists of daily,
monthly, and quarterly procedures to ensure that the detector head is
operating properly. See the detector head instruction manual(s) for
preventive maintenance procedures that apply to the detector head(s)
supplied with your 12 VDC Beacon 200.
Troubleshooting
The troubleshooting guide describes symptoms, probable causes, and
recommended action for problems you may encounter with the 12 VDC
Beacon 200.
Table 11: Troubleshooting the 12 VDC Beacon 200
Condition Symptom(s) Probable Causes Recommended Action
No Power • The PILOT light is off.
• The display screens
are blank.
• The power wiring is
disconnected or
misconnected.
• One or both DC fuses is
blown.
• The display cable is
disconnected or
misconnected.
• The power source is
dead or at a very low
voltage.
1. Verify that the wiring to the power source
is correct and secure.
2. At the 12 VDC Beacon 200, verify that the
wiring to the DC terminals is correct and
secure.
3. Check the continuity of the DC fuses.
4. Verify that the display cable is connected.
The display (ribbon) cable plugs into
connectors on the top edge of the display
board (labeled J1) and on the top edge of
the main circuit board (also labelled J1).
5. If the power difficulties continue, contact
RKI for further instruction.