Airwell PAC BT Series Manuale utente

Installation and operating manual

PAC BT

5 kW to 17 kW

M0GC6UN16-02 Nov.2016

English version

Dear Customer,

Congratulations on your purchase of the PAC BT, the air conditioning sy-

stem at annual cycle that offers the possibility in a sole system of meeting

all the heating, conditioning and domestic hot water needs.

Airwell is being working for years to offer systems able to assure the maxi-

mum comfort for long time with high reliability, efficiency , quality and safe-

ty. The target of the company is to offer advanced systems, that assure the

best comfort, reduce the energy consumption, the installation and mainte-

nance costs for all the life-cycle of the system.

With this manual, we want to give you information that are useful in all the

phases: from the reception, to the installation and use until the disposal so

that a system so advanced offers the best procedure of installation and use.

Best regards and have a nice reading !

AIRWELL RESIDENTIAL

Before any operation carefully read the GENERAL WARNINGS at the end of the manual

INDEX

Installation quick guide 4

Reception 7

Installation 11

Water connections 15

Refrigerating connections 19

Electrical connections 22

Start - up 28

Control 34

Maintenace 67

Accessories 73

Technical data 74

General warnings 81

Residual risks / Disposal 83

Energy data sheets and labelling 85

DHW

pump

No recircu-

lation pump

Power supply 230 or 430

Separate power supply and signal

Thermostat

Elfocontrol2 (option)

Segnals

Size 5kW 7kW 9kW 12kW 14kW 17kW

Liquid Ø Outdoor 3/8” 3/8” 3/8” 3/8” 1/2” 1/2”

Gas Ø Outdoor 3/8” 1/2” 1/2” 5/8” 5/8” 3/4”

Size 5kW 7kW 9kW 12kW 14kW 17kW

Min. content / Liters 17 20 25 33 40 50

System

pump

Anti-vibration joints Cut-off valves

Vent

KPa = Useful pump discharge head

* Storage tank: this is present when the radiator circuit is excluded and there is not enough water

in the towel warmer circuit

Respect the functional clearances for maintenance

Size L2 W1

5 kW - 9 kW 200 250

12 kW -

14kW 250 300

17kW 300 350

Check that the pump head is adequate to the type of system

On the RS485

board is possible

to connect only

one con-

trol,RCW15

keypad

Avoid installations next to bedrooms

Install in a local or compartment where the

temperature can't drop below 0 ° C.

For details see the manual sections

Indoor unit

Place so that it doesn't disturb

Outdoor unit

Water minimum content always circulating

Pump head/pressure drops of the system

Functional clearances/access

Refrigerant piping: distance maximum height differences

Water connections

Electrical connections

Consider sound emissions

Rapid guide

PAC BT

BEFORE REQUESTING START-UP

 Completed system

 Refrigeration circuit emptying and charging

 Water circuit loading and venting

 Electrical connections

Reference document

M0GC6UN16

Provide a protection

< 15 °f. ?

If necessary, install water softener

To avoid the water freezing downstream of the

drain, lay the tube below the frost line (A). Provide windbreaks or similar

1 Domestic Hot Water output

2 Water input

3 System water return

4 System water outlet

5 Pipe line( liquid )

6 Pipe line ( gas)

8 Solar system input (option)

9 Solar system output (option)

10 Domestic Hot Water recirculation

Litres ? °C ?

Tmax 95 °C

Charge OK ?

Carefully wash the system

Sizing expansion tanks according to the sy-

stem features

Condensate discharge

DStrong winds

Snowdrifts

Water features

HDomestic Hot Water Requirements

Indoor unit drains

OExpansion tanks

System cleaning

The requirements vary by the number of people living in the building

Estimated average daily per capita consumption of hot water

Requirements Liters - day - people (bathroom) Liters - day - people (kitchen)

Low Min.15 > max. 30 Min. 10 > max. 20

Medium Min.30 > max. 60 Min. 20 > max. 40

High Min.60 > max. 120 Min. 40 > max. 80

Example: average requirement for 4 people need about 230 litres/day

* Possibility of adding auxiliary cylinder in case of high hot water request

ASystem valve

I.A. Aqueduct input

C.C. Components provided by Customer

DEF Dirt separator

F Water filter

M Pressure gauge

P. A. Descaler protection

PS Solar pump

RID Pressure reducing valve

VEACS Domestic hot water expansion tank

VEI System expansion tank

VES Solar expansion tank

VR Check valve

VT Mixing valve thermostatic

MTGC40E16-01 26-05-16

GENERAL

Serie

Size

Serial number

Year of manufacture

Wiring diagram

UNIT INDENTIFICATION

Operate in compliance with safety regulations in force .

Use single protection devices.

PRELIMINARY INFORMATION

Before beginning the work, ensure you that have the final

project for installing the system and positioning the units.

Recommended instruments

Set of Philips and flathead screwdrivers;

Cutters;

Drill;

Scissors;

Set of open spanners or pipe wrenches;

Range;

Hydraulic material for the sealing of the threads;

Electrical equipment for the connections;

Cut prevention gloves;

Tester and amperometric pliers.

Serial number label

The serial number label is positioned on the unit and allows to

indentify all the unit features.

It has not to be removed for any reason.

It reports the regulations indications such as:

 Machine type, exmple:

Series —> PAC BT

Size —> 5kW,7kW,…..17kW

 Serial number

12 characters  Axxxxxxxxxxx

 Year of manufacture

 Wiring diagram number

 Electrical data

 Supplier logo and address .

Serial number

It identifies uniquely each machine.

It identifies specific spare parts for the machine.

Assistance request

Note data from the serial number label and write them in the

chart on side, so you will find them easily when needed.

In case of intervention you have to provide data.

1 - ENERGY DATA SHEETS AND LABELLING

1.1 - DELIVERY CONTROL

1.2 - STORAGE

1.3 - HANDLING

Before handling verify that the unit keeps its balance.

BIndoor unit

CFork input side the

DBelt input side for lifting by crane

EMaximum inclination

Aidentification label

Indoor unit Outdoor unit

Before accepting the delivery you have to check:

 that the unit hasn’t been damaged during transport.

 Check that the materials delivered correspond with that

indicated on the transport document comparing the data

with the identification label ‘A’ positioned on the packaging.

In case of damage or anomaly:

 Write down on the transport document the damage you

found and quote this sentence: "Conditional acceptance

clear evidence of deficiencies/damages during transport".

 Contact supplier and the carrier by fax and registered mail

with advice of receipt.

Any disputes must be made within the 8 days following the

delivery. Complaints after this period are invalid.

Shelter from: direct sunlight, rain, sand and wind.

Stocking temperature:

maximum 50°C

minimum -10°C

The respect of the instructions on the exterior side of the

packaging assures the physical and functional integrity of the

unit for the final user’s advantage.

Verify unit weight and handling equipment lifting capacity .

The following examples are indications the choice of the

means and of the handling modes will depend on factors.

Use protection (A) to avoid the unit damaging

Identify critical points during handling (disconnected routes,

flights, steps, doors).

Stair climbing trolley.

1 - RECEPTION

1.4 - REMOVE WOODEN PLATFORMS

FOutdoor unit

GFork input side the

HInput side for lifting by crane

Be careful not to damage the unit.

Keep packing material out of children's reach it may be

dangerous.

Recycle and dispose of packing material in conformity with

local regulations.

1.5 - PACKING REMOVING

Remove the screws

Remove planks and mural

Remove the screws by brackets

Remove the screws

Indice

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