Carrier 50FC Serie Instrucciones De Retrofit página 8

3 - RETROFIT FOR THE REPLACEMENT OF R-410A BY R-454B
Then, a drill of diameter 64 mm should be made into the fan
holding panel to insert the sensor. The position of this drill
depends on the model and is listed in the following table:
B
B
A
A
Distances
50FC - 100 / 110 / 120
50FC - 130 / 145 / 160 / 170
50FC - 180 / 200 / 220
50FC - 250 / 280
● For the electrical connection of the detector it is necessary
to make modifi cations and new connections in box BOX4,
located next to the indoor fans (see its position in the image
of the previous page):
Modifi cations:
- Add 2 new drills diameter
16 mm on the left side of
the box.
- Add 2 wall bushing of M16.
- Replace 2 terminals WAGO
2001-1201 with 2 terminals
2001-1301, identification
"91+" and "91-".
- Add 2 terminals WAGO
2001-1201, identification
"V+" and "V-".
A2L sensor hose (grey color)
Sensor hose connections in BOX4:
- wire 1 in "92-"
- wire 2 in "91+"
- wire ground in "V-"
- wire 3 in "V+"
8
A (mm) B (mm)
300 450
300 450
200 190
250 160
Routing from sensor to BOX4 should be as follows:
Power supply hose (green color)
W24Vdc hose connections in BOX4:
- brown wire in "V+"
- blue wire in "V-"
The detector power supply 230Vac - 24Vdc (supplied in
the kit) must be placed in the main electrical cabinet of the
machine (see picture below). The W24Vdc hose must also be
connected to the power supply, It is advisable that the hose
follow up to the electrical cabinet the same routing as the
hoses of the indoor fans.
ELECTRICAL CABINET
Leak detector power supply