Specifications

SiBE28-805 Test Operation
Test Operation 75
Note:
Make sure that all outside panels, except for the panel on the electric box, are closed while
working.
Close the lid of the electric box firmly before turning on the power.
Location of the dip switches, LEDs and buttons
Do not change the factory setting of the DIP switches.
LED state
Throughout the manual the state of the LEDs is indicated as follows:
h
OFF
k
ON
l
Blinking
Setting the push button switch (BS1~5)
Function of the push button switch which is located on the outdoor unit PC board (A1P):
BS1 MODE For changing the set mode
BS2 SET For field setting
BS3 RETURN For field setting
BS4 TEST For test operation
BS5 RESET For resetting the address when the wiring is changed or when an additional
indoor unit is installed
The figure shows state of the LED indications when the unit is shipped from the factory.
1. Turn the power on for the outdoor unit and the indoor unit.
Be sure to turn the power on at least 6 hours before operation in order to have power
running to the crank case heater.
2. Make sure that transmission is normal by checking the LED display on the outdoor unit
circuit board (A1P). (If transmission is normal, each LED will be displayed as shown below.)
Check operation procedure
Micro-
computer
operation
monitor
Mode
Ready
/Error
Cooling/Heating
changeover
Low
noise
Demand Multi
Individual
Bulk
(master)
Bulk
(slave)
HAP H1P H2P H3P H4P H5P H6P H7P H8P
lhhkhhhhh
LED H1~8P
Push button switches BS1~BS5
DIP switch 1 (DS1: 1~4)
DIP switch 2 (DS2: 1~4)
DIP switch 3 (DS3: 1~2)
BS2
SET
BS1
MODE
BS3
RETURN
BS4
TEST
BS5
RESET
H1P H2P H3P H4P H5P H6P H7P
MODE
TEST:
HWL: IND MASTER SLAVE
L.N.O.P DEMAND
C/H SELECT
H8P
MULTI
hh
l
k
hhhh hk