E-
24
Switch Setting and Testing Operation (Cont.)
Ampere Limit Setting & Changing Procedure
WARNING
Do not adjust the “Ampere Limit Switch”, if it’s not necessary: before modifying
it, evaluate the total number of electric and electronics loads consumption and
use “Ampere limits switch” just as emergency solution or in case the system is
anyway oversized compared to real thermal load needed.
“Ampere Limit Switch” is initially set to the default value (table below).
“Ampere Limit Switch” is on the PCB of outdoor unit.
Contact the authorized service technician or dealer for setting and changing
the “Ampere Limit Switch”.
Before changing the “Ampere Limit Switch”, turn off the main power of the system.
K 1
K 2
K 3
DIS0
1
SW02
SW01
K 4
DIS02
The designs and shape are subject to
change according to the model.
Outdoor PCB Display
Ampere
Switch Selection
MH050FX
A2
MH080FX
A4
Switch
3
4
13.5A
(Default)
16.6A
(Default)
(OFF)
ON
ON
11.0A
14.0A
(OFF)
ON
OFF
9.0A
11.0A
(OFF)
OFF
ON
8.0A
10.0A
(OFF)
OFF
OFF
Switch
Indoor unit
address
View data display
COMPLETING THE INSTALLATION
It could take maximum 60 minutes to operate for the protection of the compressor
if the outdoor temperature is below -5°C.
