11 | Configuration
Installer reference guide
56
ARXM50-71+RXM42~71R2V1B + RXP50~71M2V1B + RXA42+50B2V1B +
RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B
R32 split series
4P513661-9J – 2020.05
11 Configuration
11.1 Facility setting
Use this function for cooling at low outdoor temperature. This function is designed
for facilities such as equipment of computer rooms. NEVER use in a residence or
office where people occupy the space.
Applicable for: RXM-R, ARXM-R, RXJ-N, RXA-B
11.1.1 To set the facility mode
When cutting jumper J6 on the PCB, the operation range will expand to –15°C. The
facility mode will stop if the outdoor temperature drops below –20°C and resume
when the temperature rises again.
To cut jumper J6
1 Remove the top plate of the outdoor unit.
2 Remove the front plate.
3 Remove the drip proof cover.
4 Cut jumper J6 on the outdoor unit PCB.
a Front plate
b Top plate
c Drip proof cover
d Jumpers
INFORMATION
▪ The indoor unit may produce Intermittent noise due to the outdoor unit fan
turning ON and/or OFF.
▪ Do NOT place humidifiers or other items which might raise humidity in rooms
when you use the facility mode.
▪ Cutting jumper J6 sets the indoor unit fan to the highest speed.
▪ Do NOT use this setting in residences or offices with people.
11.2 Standby electricity saving function
11.2.1 About the standby electricity saving function
This mode turns OFF the power supply of the outdoor unit and sets the indoor unit
into the standby saving mode to reduce the power consumption of the unit.
This mode is only applicable for outdoor units: RXM50+60R, ARXM50R and indoor
units: FTXM, ATXM.
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