Grant Aerona3 Series User Manual

Section 3: Installation Information Page 15
3.12 Installation Checklist
Location and positioning
• The vibration damping feet/shoes are fitted (if supplied)
• The heat pump is fixed to the surface or mountings that it rests on
• Maintenance clearances comply with those given in this manual
• The position of the remote controller complies with the guidance given in
this manual
• All safety requirements have been complied with
Water circuit pipework and appliances
• Water connections have been carried out as per the information in this
manual
• All water connections are tight with no leaks
• The magnetic in-line filter is installed on the primary circuit return as close
to the heat pump as possible but still within the building and in a position
that is easy to access for maintenance
• The pressure gauge with a suitable scale is installed on the sealed system
pipework or expansion vessel manifold
• The connection pipes are suitably supported so that these do not weigh
on the appliance
• The expansion vessel installed on the heating circuit is suitably sized
• The low-loss header or volumiser tank is installed if the water content is
insufficient (13 & 17kW units only - refer to Section 3.8)
• The water circuit has been thoroughly flushed
• The air vent valves are installed at the highest points on the system
• There is no air in the system (vent if necessary)
• The shut off valves are installed on the inlet/outlet of system circuit
• The drain valves are installed at the lowest points in the system
• The flexible hoses are installed on the inlet/outlet of system circuit
• The system water content complies with the specification in the manual
• The DHW immersion heater has been installed in DHW tank for
Legionella prevention
• Suitable water flow rate for operation of the entire heat pump is
achieved as specified in this manual. Refer to Section 9.12
• All pipes are insulated with suitable vapour barrier material to prevent
formation of condensation and heat loss, with control and shut-off
devices protruding from the insulation
Electrical connections
• All electrical connections are secure
• Electrical connections have been carried out correctly
• Voltage is within a tolerance of 10% of the rated voltage for the heat
pump (230V)
• Electrical power supply complies with the data on the rating plate and
as specified in the manual
• The earth wires are connected securely
2. Set the parameter group number to 43 using the Up or Down q button.
3. Press the + buttons o and the second two digits (the parameter code)
will blink.
4. Set the parameter code number to 00 using the Up or Down q button.
5. Press Set button p and the parameter value 4300 (1 = enabled) will be
displayed and will blink.
6. Reset the parameter value 4300 to 0 (disabled) using the Up or Down
q button.
Repeat this process to reset the values of parameters 4310, 4320 and 4330
to 0.
Return to normal operation:
Press and hold the Menu l and the – or + o buttons together for 3 seconds or
simply leave the remote controller for 10 minutes.
3.11 Completion
Please ensure that the heat pump commissioning form (supplied with the heat
pump) is completed in full and that it is signed by the householder/user.
Leave the copy with the user and retain one copy for your own records.
Ensure that these installation and servicing instructions and the user
instructions are handed over to the householder.
Table 3-9: Frost protection parameters
Level
Parameter
Function description
Display and input value
Remarks
Group Code Default Min. Max. Unit
S 43 00
Frost protection on room temperature
0=disable 1=enable
1 0 1 -
S 43 10
Frost protection by outside temperature
0=disable 1=enable
1 0 1 -
S 43 20
Frost protection based on outgoing water temperature
0=disable 1=enable
1 0 1 -
S 43 30
DHW storage frost protection
0=disable 1=enable
1 0 1 -
Do NOT disable the heat pump antifreeze
function unless a suitable concentration of
glycol is present in the system water. Refer to
Table 3-7. If there are any leaks of water from
the heating system and the system requires
topping up then the concentration of ethylene
glycol must be checked and topped up as
required.
Failure to follow this instruction will invalidate
the product guarantee.
NOTE

Grant Aerona3 Series Specifications

General

Brand	Grant
Model	Aerona3 Series
Category	Heat Pump
Language	English