Palm H, AC, HC Installation And Operation Manual
AIR TO WATER HEAT PUMP
Installation and Operation Manual
DC INVERTERDC INVERTER
H series Only Heating series
AC series Heating Cooling series
HC series Mutifunctional Heating Cooling Hot water
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Content
Safety Precautions
Transport and storage
General
2
2
2
3
4
11
12
17
19
1
Components
Wired LCD Controller
Error Code
Installation
Electric connection
Test run
Safety Precautions
Note!
It is required to read the Safety precautions in detail before
operation. The precautions listed below are all-important for
safety, please obey without fail.
Make sure that the fixed ground wire in the building is securely connected to earth.
Wiring tasks should be carried out by qualified electricians only, in addition, they should check the safety conditions
of power utilization, for example, check if the line capacity is adequate, and check if the power cable is damaged.
Users must not install, repair or relocate the unit.
Improper treatment might lead to the accidents e.g. personal injury caused by fire, electrical shock or unit's fallingoff, and water leakage in the machine. Please contact professional repair and service department of local dealer.
In case the leaked gas is congregated around the machine, there might be the risk of explosion.
The unit shall not be installed at a spot with potential hazard of leakage of inflammable gas.
If the foundation is unstable, the outdoor unit may drop and cause a casualty accident. so this must be validated careful ly.
Make sure that the foundation of installation is stable.
If no electric leakage protection switch is fitted at the beginning of the electric supply, it maybe cause electric shocks or
fires.
Make sure that the electric leakage protection switch is fixed.
Before cleaning, shut off the electric supply of the unit firstly to avoid injuries caused by fan in operation.
Do not rinse the unit by water because the rinsed unit may cause electric shock.
Please observe the follow items when cleaning the unit.
Make sure to shut off the electric supply before maintaining the unit.
Please do not insert fingers or sticks into air outlet or air inlet.
The machine must be transported and stored vertically.
General
If any abnormity occurs in the unit (such as burned taste inside the unit), cut off the power supply immediately,
and contact professional repair and service department of local dealer.
The machine must be transported and stored vertically.
Transport and storage
2
Components
3
Plate heat exchanger
Fan and fan motor
20
Evaporator
Transformer
Terminal blocks
Water system control board
4 way valve
3 way valve
1
2
3
4
5
6
7
8
9
10
12
13
14
15
16
17
18
19
Position
Position
Component
Component
Compressor
Gas liquid isolator
Water inlet
Drain
Needle valve
AH-6,AH-8,AH-11,AH-15DC
2
3
4
1
5
6
7
19
20
8
15
14
9
10
12
13
17
18
16
IPM Module
Main control board AC Outlet
Thermal Expansion Valve
DHW Outlet
Water circulation pump(Optional)
CONTROL PANEL
. 1 Wire controller
Wire controller contains a LCD and 6 operational keys (as show below). It can keep memory when power off
and be a timer.
2. Key functions
(1)Double-colored indicator light: when standby, blue light on; when compressor worked, red light on; when
breakdown happened, red light on. For more details, please check fault code sheet.
(2)Key “on/off” : power on /power off.
(3)Key “time adjusting”: adjust clock or set time.
(4)Key “down”: it’s a combined key to decrease numerical value, continuous press, then continuous decrease;
short press, then decrease by 1.
(5)Key “up”: it’s a combined key also, but opposite to down key. Continuous press, then continuous increase;
short press, then increase by 1.
(6)Key “confirm”: confirm previous operations
(7)Key “mode”: operational mode’s switch. It’s a combined key also.
3. Icon Meaning
NO. Icon meaning NO. Icon meaning NO. Icon meaning
8 Clock display 9 Returned AC Temp. 10 Maintain icon
11 Lock icon 12 Temperature icon (Reserved) 13 Parameter number icon
14 AC Cooling icon 15 Sterilization icon 16 AC heating icon
17 Sanitary hot water icon 18 Water/ground source display 19 Parameter icon
20 Domestic Hot Water
temp
21 Timer on icon 22 Timer off icon
20 Sterilization days dis-
play
21 Sterilization on display 22 Sterilization off display
23 Clock icon
4
UNIT OPERATION
. 1 Switch the unit On and off
To start the unit, press and hold the On/Off key for one second
To stop the unit, press and hold the On/Off key for one second
. 2 Mode switch（5 modes in total）
A. Under mode standby or On, press the M key repeatly, the following icons will flash by recycling.
AC cooling -> AC heating -> DHW(Domestic hot water)-> AC cooling + DHW ->AC heating +
DHW
When selected a mode, press button to confirm, then the icon will be solid, heat pump will perform as
selected.
B. When in mode AC cooling +DHW or AC heating & DHW, DHW heating will be the priority.
C. When select DHW mode, only hot water system working, no air conditioner working.
D. When select air conditioner mode, only air conditioner system working, no sanitary hot water system working.
E. Sterilization is independent and auto-operated. You can change parameter according to need.
.3 Procedures of setting parameter change
A. When in settled mode, the unit will operate in accordance with the factory default temperature or last modified
temperature.
B. Modification method for settled temperature
In the on / standby mode, press key M and for 3 seconds, the current operating mode light will flash;
by press the M key, you can switch modes in the following order: Cooling / heating / hot water / sterilization;
by pressing key ▲ or ▼to setting value, press key to confirm, then exit and save current changes;
if didn’t press key to confirm, it will exit the parameter modification automatically 15 seconds later. Previous Changes will not be saved.
Detailed settings as follows:
NO. Meaning Settled temperature
range
Default temperature operation for modify settled para-
meters
1 AC cooling returned
water temp
10℃～25℃ 12℃
M+
→M→▲or▼→
2 AC Heating returned
water temp
10℃～55℃ 45℃
M+
→M→▲or▼→
3 sanitary hot water
heating
10℃～60℃（AU） 50℃
M+
→M→▲or▼→
4 Legionella
Anti-bacteria
60℃～70℃ 65℃
M+
→M→▲or▼→
5
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