Fujitsu Waterstage Split Comfort 5 Series User Manual

88 pages

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U0672825_2125_EN_2

29/04/2021

INSTALLATION

Air/water heat pump split 2 services

For professionals. To be kept by the user for future reference.

Outdoor unit

WOYA060KLT

WOYA080KLT

WOYA100KLT

Hydraulic unit

WGYA050ML3

WGYA080ML3

WGYA100ML3

Table of Contents4
Description of the Equipment6
Packing6
Unpacking and Supplies6
Defi Nitions6
Optional Equipment6
Operating Range6
General Characteristics7
Description12
Operating Principle14
Installation16
Installation of Refrigeration Connections16
Installation of the Outdoor Unit17
Installation of the Hydraulic Unit20
Refrigeration Connections26
Rules and Precautions26
Shaping the Refrigeration Pipes27
Checks and Connection29
Filling with Gas29
Hydraulic Connections32
Heating Circuit32
DHW Circuit33
Filling and Bleeding the Installation33
Electrical Connections34
Cable Dimensions and Protection Rating35
Outdoor Unit36
Hydraulic Unit37
Outside Sensor38
Room Sensor (Option)38
Controller Interface40
User Interface, Central Ambient Unit (Option) and Ambient Sensor (Option)40
Description of the Display42
Temperature Control44
Setting44
Commissioning46
PWM Pump Speed46
Silent Mode46
Confi Guring Room Thermostat (Wireless)(Option)47
Confi Guring Room Control Unit (Wireless) (Option)47
Controller Menu48
List of Function Lines49
Information Display64
Fault Diagnosis66
Faults in the Hydraulic Unit66
PWM Circulator Signals67
Faults in the Outdoor Unit68
Maintenance of the Installation70
Hydraulic Checks70
Maintenance of the DHW Tank70
Outdoor Unit Checks70
Electrical Circuit Checks70
Other Maintenance71
Emptying the Hydraulic Unit71
Distribution Valve71
ACI Check71
Appendix72
Filling the Installation with Gas72
Basic Hydraulic Layouts74
Electrical Cabling Plans76
Designation of Terminals of the Control Board79
Designation of Terminals on the Expansion Card79
Quick-Start Procedure80
Start-Up Check-List80
Settings Sheet82
Commissioning Technical Datasheet83

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Fujitsu Waterstage Split Comfort 5 Series Specifications

General

Category	Heater
Series	5 Series
Energy Efficiency Class (Heating)	A+++
Refrigerant	R32
Seasonal Coefficient of Performance (SCOP)	4.3

Fujitsu Waterstage Split Comfort 5 Series User Manual

Table of Contents

Fujitsu Waterstage Split Comfort 5 Series Specifications