Unical ENERPUMP DHW 72, Installation And Service Manual

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Luxury Air Source Heat Pump-Monobloc System 1
TABLE OF CONTENT
INTRODUCTION ………………………………………………………………………………………………………………. 3
General information …………………………………………………………………………………………………………………….. 3
Model identification …………………………………………………………………………………………………………………….. 3
Items inside product box ……………………………………………………………………………………………………………… 4
Cycle diagram: ENERPUMP DHW 72 (97)(110)……………………….…………………………………………….………. 6
Cycle diagram: ENERPUMP DHW 143 (173)………………………………………………………………………….………. 7
Cycle diagram: ENERPUMP RK 72 (97)(110)………………………………………….………………………………………. 8
Cycle diagram: ENERPUMP RK 143 (173)………………………….………………………………..…………………………. 9
SAFETY PRECAUTIONS
……………………………………………………………………………………………………………..
10
Warning ………………………………………………………………………………………………………………………………………. 10
Caution ……………………………………………………………………………………………………………..………………………… 11
OVERVIEW OF THE UNIT
………………………………………………………………………………..………………….……..
13
External view: ENERPUMP DHW 72 (97) and ENERPUMP RK 72 (97) ……………………………………………. 13
Internal view: ENERPUMP DHW 72 (97) and ENERPUMP RK 72 (97).……………………………………………. 14
External view: ENERPUMP DHW 110 and ENERPUMP RK 110……………………………………………………….. 15
Internal view: ENERPUMP DHW 110 and ENERPUMP RK 110……………………………………………………….. 16
External view: ENERPUMP DHW 143 (173) and ENERPUMP RK 143 (173) ……………………………………. 17
Internal view: ENERPUMP DHW 143 (173) and ENERPUMP RK 143 (173)……………………..……………... 18
CONTROL PARTS
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19
Control panel ………………………………………………………………………………………………………………………………. 19
Wiring diagram: ENERPUMP DHW 72 (97)……………………………………………………………………………………. 20
Wiring diagram: ENERPUMP DHW 110………..………………………………………………………………………………. 21
Wiring diagram: ENERPUMP DHW 143 (173)………………………………………………………………….……………. 22
Remarks for ENERPUMP DHW version ……………….………………………………………………………….……………. 23
Wiring diagram: ENERPUMP RK 72 (97)……………………………………………………………………..……..…………. 24
Wiring diagram: ENERPUMP RK 110………..……..…………………………………………………………..…….…………. 25
Wiring diagram: ENERPUMP RK 143 (173)………………………………………………..………………………………….
26
Remarks for ENERPUMP RK version ……………….……………………………………………………………………………. 27
INSTALLATION OF THE UNIT ………… …………………………………………………………………..…………… 28
Installation guidelines ………………………………………………………………………………………………………………… 28
Precautions for selecting the location …………………………………………………………………………………… 28
Selecting a location in cold climates ……………………………………………………………………………………… 28
Installation space ………………………………………………………………………………………………………………….. 29
Mounting the unit …………………………………………………………………………………………………………………………. 29
Water pipe work ……………………………………………………………………………………………………………………………. 30
Checking the water circuit ………………………………………………………………………………………………………. 30
Checking the water volume and expansion vessel pre-pressure ……………………………………………. 31
Calculating the pre-pressure of the expansion vessel ……………………………………………………………. 31
Checking the maximum allowed water volume ……………………………………………………………………… 31
Setting the pre-pressure of the expansion vessel …………………………………………………………………… 32
Connecting the water circuit …………………………………………………………………………………………………… 32
Charging water ………………………………………………………………………………………………………………………………. 33