27
Pre-Start-up
17 (the centralized controller displays B1)
ON
OFF
OFF
OFF
ON
18 (the centralized controller displays B2)
OFF
ON
OFF
OFF
ON
19 (the centralized controller displays B3)
ON
ON
OFF
OFF
ON
20 (the centralized controller displays B4)
OFF
OFF
ON
OFF
ON
21 (the centralized controller displays B5)
ON
OFF
ON
OFF
ON
22 (the centralized controller displays B6)
OFF
ON
ON
OFF
ON
23 (the centralized controller displays B7)
ON
ON
ON
OFF
ON
24 (the centralized controller displays B8)
OFF
OFF
OFF
ON
ON
The bits 6-8 of this switch is used for setting the functions of the unit. See the table below.
6
7
8
Type
En-Save
Control
Type
0 Heat pump
1 Cooling only
En-Save
0 Conventional
1 Two-way valve interlocking
Note: this function is invalid when
“
module control
”
is selected.
Control
0 Single-unit control
1 Module control
Bit Function Switch (H Type Unit, Set through Single Unit Controller, Centralized
Controller, etc.)
Bit8
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Reserved
Detection
of full-water
flow switch
Reserved Reserved Reserved
Manual
defrosting Reserved
Reserved
Full-water Flow Switch Detection (Code: 133)
0
“
Full-water flow switch detection
”
invalid (by default)
1
“
Full-water flow switch detection
”
valid (if the full-water flow switch detection is set to
valid, and the water flow switch is still turned on after
“
water flow switch detection delay
time
”
, the fault alarm will be given.)
Manual Defrosting (Code: 136, only single unit controller)
0
“
Manual defrosting
”
invalid (by default)
1
“
Manual defrosting
”
valid
Manual defrosting can be set by inputting the password
“
55
”
through the single unit controller
and the centralized controller.