Endura AZ series integral and remote transmitter
Combustion oxygen monitor
4 Electrical Installation
22
IM/AZ20E–EN Rev. F
4.8.1 Remote Transmitter – Internal Heater Fuse Replacement
To replace the remote transmitter internal heater fuse:
1.
Isolate the transmitter from mains power – see Section 4.1, page 11.
2.
Referring to Section 4.2, page 13, remove the transmitter front cover and cartridge.
3.
Referring to Fig. 4.10, remove the plug-in fuse
A
from the fuse socket.
4.
Plug a new fuse (1 Amp Type F) into the fuse socket.
5.
Referring to Section 4.2, page 13, refit the transmitter front cover and cartridge.
4.9 Integral Transmitter – Access to Connections
1.
Unscrew and remove the transmitter rear cover
A
.
2.
Access power supply terminals, by unclipping latch
B
and lifting hinged power supply cover
C
.
Note.
The internal fuse is a protection device for the probe heater – it is not a transmitter mains power
isolation device.
Fig. 4.10 Remote Transmitter – Replacing the Internal Fuse
Warning.
Isolate the power supply cable to the transmitter before removing the cover.
Fig. 4.11 Integral Transmitter – Access to Connections
A
Nicht unter Spannung öffnen
Do not open while circuits are alive
Ne pas ouvrir
A
B
C