Extech Instruments CB10 User Manual page 2

2. Rotate the Receiver's Sensitivity adjustment from the
OFF position to the HI position. The red LED should turn
on. If the LED does not turn on, replace the battery.
3. Test the operation of the Receiver by placing it in close
proximity to the transmitter. The receiver should beep
and the LED should flash.
4. At the breaker panel, set the sensitivity to the HI position
and hold the receiver as indicated by the "UP – DOWN"
label.
5. Move the receiver along the row of breakers until the
selected circuit is identified by the beep and flashing
light.
6. Reduce the sensitivity as needed to pinpoint the exact
circuit breaker controlling the circuit.
Receptacle Wiring Test
CORRECT WIRING
GFCI TESTING IN PROGRESS
HOT ON NEUTRAL WITH HOT OPEN
HOT AND GROUND REVERSED
HOT AND NEUTRAL REVERSED
OPEN HOT
OPEN NEUTRAL
OPEN GROUND
OFF ON
1. Plug the Transmitter / Receptacle tester into the outlet.
2. The three LED's will indicate circuit condition. The
diagram lists all of the conditions that the CB10 can
detect. The LED's in this diagram represent the view
from the GFCI button side of the transmitter. When
viewing the other side of the transmitter the LED's will be
a mirror image of those shown here.
3. The tester will not indicate the quality of the ground
connection, 2 hot wires in a circuit, a combination of
defects, or reversal of ground and neutral conductors.
Receptacle GFCI Test
1. Before using the tester, press the TEST button on the
installed GFCI receptacle, the GFCI should trip. If it does
not trip, do not use the circuit and call a qualified
electrician. If it does trip, press the RESET button on the
receptacle.
2. Plug the Transmitter / Receptacle tester into the outlet.
Verify that the wiring is correct as described above.
3. Press and hold the test button on the tester for at least 8
seconds, the indicator lights on the tester will shut off
when the GFCI trips.
4. If the circuit does not trip, either the GFCI is operable but
the wiring is incorrect, or the wiring is correct and the
GFCI is inoperable.
Replacing the Battery
1. When the battery drops below the operating voltage the
receiver's LED will not light. The battery should be
replaced
2. Remove receiver battery cover by removing the screw
using a Philips head screwdriver. (The Transmitter is line
powered.)
3. Install 9 volt battery observing the correct polarity.
4. Re-install battery cover
5. Dispose of the old battery properly.
2
Warranty
FLIR Systems, Inc. warrants this Extech Instruments brand device to be free of
defects in parts and workmanship for one year from date of shipment (a six
month limited warranty applies to sensors and cables). If it should become
necessary to return the instrument for service during or beyond the warranty
period, contact the Customer Service Department for authorization. Visit the
website www.extech.com for contact information. A Return Authorization (RA)
number must be issued before any product is returned. The sender is responsible
for shipping charges, freight, insurance and proper packaging to prevent damage
in transit. This warranty does not apply to defects resulting from action of the
user such as misuse, improper wiring, operation outside of specification,
improper maintenance or repair, or unauthorized modification. FLIR Systems, Inc.
specifically disclaims any implied warranties or merchantability or fitness for a
specific purpose and will not be liable for any direct, indirect, incidental or
consequential damages. FLIR's total liability is limited to repair or replacement of
the product. The warranty set forth above is inclusive and no other warranty,
whether written or oral, is expressed or implied.
Support Lines: U.S. (877) 439‐8324; International: +1 (603) 324‐7800
Technical Support: Option 3; E‐mail: support@extech.com
Repair & Returns: Option 4; E‐mail: repair@extech.com
Product specifications are subject to change without notice
Please visit our website for the most up‐to‐date information
www.extech.com
FLIR Commercial Systems, Inc., 9 Townsend West, Nashua, NH 03063 USA
ISO 9001 Certified
Copyright © 2013 FLIR Systems, Inc.
All rights reserved including the right of reproduction in whole or in part in any
form
www.extech.com
CB10-EN v2.1 08/13