Gree GRS-1.5/D150ANbA-K, Service Manual

Page: 54 / 81

GREE AIR SOURCE HEAT PUMP WATER HEATER SERVICE MANUAL
52
Running Parameters for Commissioning of Household Air Source Water Heaters
Project name: Unit model:
Commissioning performed by: Water tank model:
Rated capacity of the outdoor
unit (kW)
Capacity of
the water
tank
Date
Maximum drop between the
outdoor unit and water tank
(m)
Length of system pipe
Commissioning status:
□
Heat up
Status Parameter Unit Before Startup 60 minutes
Status parameters of the
outdoor unit
Outdoor ambient
temperature
°C
Power supply voltage V
Air intake temperature
°C
Air exhaust temperature
°C
Parameters of the water tank
Temperature of the
temperature
sensor for
water outlet pipe
°C
Temperature of the
water temperature
sensor
°C
Summary
6 Unit Function Setting
On the main interface, press the TIMER button for 5s. The system time setting interface is displayed.
The time i
con is on and the hour value flickers. Press ▲ or ▼ to adjust the hour value and press the
TIMER button to confirm setting. Then the minute value flicks. Press ▲ or ▼ to adjust the minute value
and press the TIMER button to confirm setting. After system time setting is saved, the main interface is
displayed. During the setting process, if no button is pressed within 15s, the main interface will be
displayed and setting will not be saved.
The system time ranges from 00:00 to 23:59. Upon each press of the ▲ or ▼ button, the time
increases or decreases by 1 hour or 1 minute. When the button is pressed steadily, the time increases or
decrease continuously by 1 hour or 1 minute.
The setting process is shown in the following figure.
Main interface
System time
hour value flickers
System time
minute value
flickers
Press the TIMER button
steadily
Press the TIMER
button
P
re
s
s
t
h
e
▲
o
r
▼
t
o
a
d
ju
s
t
th
e
v
a
lu
e
.
P
re
s
s
t
h
e
▲
o
r
▼
t
o
a
d
ju
s
t
th
e
v
a
lu
e
.
Press the TIMER
button
Setting is
complete.
NOTES: The other functions setting refer to wired controller instructions of the unit.