ESIE16-03B
|
Part 5. Appendix
5.1. Field setting
SA R32 Sky-Air RZAG-L
22/08/16
|
Version 1.1
Page 103
5.1.2. Outdoor unit
5.1.2.1. Retrieve field settings OU mode 2
5.1.2.1.1 Location of DIP Switch and BS Button
Various settings are available by using the DIP switches and the BS buttons on the PCB.
*1. Factory settings: “OFF” and “HEAT”
.
5.1.2.1.2 Field Setting for Outdoor Unit
Setting by BS Buttons
With “Setting mode 1”, “Setting mode 2” and “Monitor mode”, various settings and data can be checked.
1. Setting mode 1
The initial status (normal operation) is “Setting mode 1”, This mode indicates operating status - “TEST (test operation)”, “HWL (error)”, “L.N.O.P (night time quiet operation)” or “DEMAND
(demand operation)”.
2. Setting mode 2
Each operating status can be modified.
3. Monitor mode
This mode indicates “oil return operation”, “outdoor unit class”, “contents of retry”, “contents of error”, “causes of stepping-down operation”, etc.
Setting Mode 1
In this mode, the following conditions can be checked:
Display
Function or Operating Procedure
Symbol
Name
Display
Lamp
H1P
MODE
During “Setting mode 1”, the lamp is
OFF (
h
).
During “Monitor mode”, the lamp
blinks (
l
).
H2P
TEST
During test operation in “Setting
mode 1”, the lamp is ON (
k
).
During “Monitor mode”, the lamp is
OFF (
h
).
H3P
HWL
When an error occurs during “Setting
mode 1”, the lamp turns ON (
k
).
H4P
L.N.O.P
During “Setting mode 1”, low noise
level is displayed.
During “Monitor mode”, various com-
binations of the lamp indicate the fol-
lowing conditions:
• Indication of oil return operation
• Indication of outdoor unit class
•
Indication of error code (the latest
and up to 2 cycles before)
• Indication of causes of
stepping-down
H5P
H6P
DEMAND
During “Setting mode 1”, demand
level is displayed.
H7P
BS But-
ton
BS1
MODE
Used to change “Setting mode”.
BS2
SET
Used to change “Setting item” and “Setting condition”.
BS3
RETURN
Used to decide “Setting item” and “Setting condition”.
BS4
PUMP DOWN
Used for pump down operation, forced oil return operation and forced defrost
operation.
Dip
Switch
DS1-1
ON
EMERGENCY
Switch from “OFF” to “ON” for emergency operation (forced operation).
OFF(*1)
DS1-2
COOL
Maintain “HEAT” in case of heating in emergency operation, and switch to
“COOL” in case of cooling in emergency operation.
HEAT(*1)
I
NFORMATION
BS button (Pump down / Forced defrosting)
Pressing the BS button forcibly operates the air conditioner in the cooling mode.
1. To conduct a pump-down operation (sending refrigerant to outdoor unit), press the BS button to forcibly operate the equipment in the cooling mode, then operate the unit for about
1 minute to stabilize the system. After stabilizing system, close the liquid pipe stop valve on the outdoor unit, and after the pressure decreases and the low pressure sensor
activates, close the gas pipe stop valve.
2. Forced defrost
To activate the defrost operation during the heating operation, press the BS button. This will activate the forced defrost operation (cooling operation).
When the defrost cancel conditions are met, the equipment automatically switches off the defrost operation.
Display Lamp
BS Button
X205A
H1P
H2P
H3P
H4P
H5P
H6P
H7P
ON
1
2
2
1
BS2
BS1
BS3
BS4
A2P
HWL
L.N.O.P
MODE
TEST
DEMAND
PUMPDOWN
RETURN
SET
MODE
HEA
T
COOL
ON
OF
F
Using the MODE button, the modes can be changed as follows.
H1P
H1P
H1P
Initial
(Normal)
Push the BS1(MODE button) one time.
Press the BS1 (MODE button)
one time
Setting mode 2
Setting mode 1
Monitor mode
Blinking
Press the BS1 (MODE button)
for 5 seconds or more.
Off
On
