Manual Worcester Greenstore Ground Source (page 2 of 28) (English)

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CONTENTS

6 720 802 172 (2012/06)2

CONTENTS

1 Key to symbols and safety instructions . . . . . . . . . . . . . . . . . . . 2

1.1 Key to symbols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

1.2 Safety instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

2 The Benchmark Scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

3 Ground source heat pump operation . . . . . . . . . . . . . . . . . . . . . 3

3.1 Selection and sizing of a heat pump . . . . . . . . . . . . . . . . . 3

4 Heat emitters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

5 Use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

5.1 General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

5.2 Heat pump function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

6 Energy measurement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

7 Control unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

7.1 Additional heat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

7.2 Hot water production . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

8 Control panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

8.1 Panel overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

8.2 On/Off button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

8.3 Status lamp . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

8.4 Menu display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

8.5 Menu button and menu dial . . . . . . . . . . . . . . . . . . . . . . . 6

8.6 Return button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

8.7 Mode button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

8.8 Info button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

9 Menu overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

10 Menu navigation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

10.1 Initial menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

10.2 Finding desired function and changing values . . . . . . . . 7

10.3 Help information in the menu display . . . . . . . . . . . . . . . 8

11 Information from the heat pump . . . . . . . . . . . . . . . . . . . . . . . . . 9

11.1 Operating information . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

11.2 Info button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

11.3 Operating symbols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

12 Heating, general . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

12.1 Circuits for heating . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

12.2 Control methods for heating . . . . . . . . . . . . . . . . . . . . . 10

12.3 Time control for heating . . . . . . . . . . . . . . . . . . . . . . . . 10

12.4 Operating modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

13 Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

13.1 Mode button functions . . . . . . . . . . . . . . . . . . . . . . . . . . 11

13.2 Room temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

13.3 Hot water . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

13.4 Holiday . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

13.5 Energy measurements . . . . . . . . . . . . . . . . . . . . . . . . . . 16

13.6 Timers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

13.7 External control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

13.8 General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

13.9 Alarms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

13.10 Access level . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

13.11 Return to factory settings . . . . . . . . . . . . . . . . . . . . . . . . 18

14 Alarms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

14.1 Control unit and room controller alarm lamp . . . . . . . . 18

14.2 Alarm buzzer at alarm . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

14.3 Acknowledgement of alarms . . . . . . . . . . . . . . . . . . . . . 18

14.4 Alarm timer, alarm mode . . . . . . . . . . . . . . . . . . . . . . . . 18

14.5 Alarm categories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

14.6 Alarm window . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

14.7 Alarm functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

14.8 Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

14.9 Information log . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

15 Energy savings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

16 Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

16.1 Checking the safety valves . . . . . . . . . . . . . . . . . . . . . . . 24

16.2 Expansion vessel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

16.3 Particle filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

17 The guarantee . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

1 KEY TO SYMBOLS AND SAFETY

INSTRUCTIONS

1.1 KEY TO SYMBOLS

WARNINGS

The following keywords are defined and can be used in this document:

•NOTE indicates a situation that could result in damage to property or

equipment.

•CAUTION indicates a situation that could result in minor to medium

injury.

•WARNING indicates a situation that could result in severe injury or

death.

•DANGER indicates a situation that will result in severe injury or death.

Warnings in this document are identified by a warning

triangle printed against a grey background.

Keywords at the start of a warning indicate the type and

seriousness of the ensuing risk if measures to prevent

the risk are not taken.

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Worcester Greenstore Ground Source Manual

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