Parameter Settings - Gree GMV-S120WL/A-S Service Manual

temperature
query for
water
heating
Note:
In parameter query status, ―FUNCTION‖, ―TIMER‖ and ―WATER/AC/FLOOR‖ buttons are
invalid. By pressing ―ON/OFF‖ button, user can return to the main interface but not power on or off
the unit.

4.3.2.2 Parameter Settings

Parameters can be set in power-on or power-off status.
1. Press and hold ―FUNCTION‖ button for 5 seconds, the temperature zone will display ―C00‖.
Then press and hold the ―FUNCTION‖ button for another 5 seconds to enter the interface of wired
controller parameter setting. Temperature zone will display ―P00‖.
2. Select a parameter code by pressing "▲" or "▼". Press "MODE" button to switch to
parameter value settings. The parameter value blinks. Adjust the parameter value by pressing "▲"
or "▼". Then press "ENTER/CANCEL" button to complete the setting.
3. Press "ENTER/CANCEL" button to return to the previous step until exiting parameter
settings.
Parameter setting list is as below:
Parameter
Parameter name
code
Wired controller
P13
address setting
Quantity setting
of
P14
group-controlled
hydro boxes
Setting of
P43 preferential
operation
Water
temperature
P46 keeping function
for water tank
standby status
P47 Temperature
GMV5 Home DC Inverter Multi VRF Units
Press ―MODE‖ button in ―C21‖ status to enter the interface of water
tank water temperature query. Press ‖▲" or "▼" button to switch
Temperature zone displays the project number of the current hydro
Timer zone displays the water temperature of the current hydro
Default
Parameter range
01: Master wired
controller
02: Slave wired
controller
00: Disabled
01-03: Number of
hydro boxes
00: Common
operation
01: Preferential
operation
00: Allowed
01: Not allowed
35～46℃
95
the number of hydro box.
Display mode:
box.
box.
value
When two wired controllers
simultaneously control one or more
hydro boxes, the two wired controller
should use different addresses. The
01
slave wired controller (address: 02)
doesn't have the function of parameter
setting except the function of setting its
own address.
This value is set based on the number
01
of connected hydro boxes.
When power supply is insufficient, hydro
box that is set with preferential
00 operation can be turned on or off at will
while other hydro boxes will be powered
off forcibly.
00
42℃
Remarks