To Take The Tv-Vvtzc-E2 Out Of Service; To Replace The Tv-Vvtzc-E2'S Fuse - Carrier TruVu VVTZC-E2 Installation And Startup Manual

Troubleshooting

To take the TV-VVTZC-E2 out of service

If needed for troubleshooting or start-up, you can prevent the i-Vu® application from communicating with the TV-
VVTZC-E2 by shutting down communication from the TV-VVTZC-E2 to the i-Vu® application. When Out of Service, i-
Vu® no longer communicates properties, colors, trends, etc.
On the i-Vu® navigation tree, select the TV-VVTZC-E2.
1
On the Properties page, check Out of Service.
2
Click Accept.
3

To replace the TV-VVTZC-E2's fuse

The TV-VVTZC-E2 has one fuse. If the TV-VVTZC-E2's power
fuse.
If you suspect a fuse is blown, remove the fuse as described below, and use a multimeter to check it. If the fuse is
blown, try to determine why it blew before you replace it. Check the power wiring polarity of the TV-VVTZC-E2 and
any other devices that share the power supply. Use the same polarity for all of them.
You can purchase the 3 A, fast-acting, 5mm x 20mm glass fuse from Littelfuse, mfr part #0235003.HXP.
To replace the fuse:
Remove the cover to remove the red power connector.
1
Press a small flathead screwdriver into the fuse slot, press inward, and turn the screw ¼ turn counter-
2
clockwise. This springs the fuse holder slightly away from the controller.
Remove the fuse holder.
3
Remove the blown fuse from the fuse holder.
4
Insert the new fuse into the fuse holder.
5
Place the fuse holder back into the TV-VVTZC-E2 and turn it ¼ turn clockwise.
6
Replace the power connector and cover.
7
Verify the
8
TruVu™ VVTZC-E2
Installation and Start-up Guide
LEDs on the TV-VVTZC-E2 are lit.
LED is not lit, this could be due to a blown power
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