53
Contents
EN
Certain parts of the booklet make use of the following
symbols:
ATTENTION = for activities that require particular cau-
tion and suitable preparation.
PROHIBITION = for activities that must not be perfor-
med under any circumstances.
This booklet Code Doc-0081178 rev. 3 01/2017 consists of 104
pages.
Contents
1. General information
1.1
General warnings . . . . . . . . . . . . . . . . . 54
1.2
Essential safety regulations . . . . . . . . . . 54
1.2.1 Fire and explosion . . . . . . . . . . . . . . . . 54
1.2.2 Vibration . . . . . . . . . . . . . . . . . . . . . . . 55
1.2.3 Water connections . . . . . . . . . . . . . . . . 55
1.2.4 Recommendations . . . . . . . . . . . . . . . . 55
1.2.5 Liquid refrigerant charge . . . . . . . . . . . . 55
1.3
Description of the equipment . . . . . . . . 56
1.4
Safety and adjustment devices . . . . . . . . 57
1.5
Identification . . . . . . . . . . . . . . . . . . . . 57
1.6 Structure . . . . . . . . . . . . . . . . . . . . . . . 58
1.7
Technical specifications . . . . . . . . . . . . . 59
1.8
Operation limits . . . . . . . . . . . . . . . . . . 60
1.9
Water flow rate . . . . . . . . . . . . . . . . . . . 60
1.10
Ethylene glycol solutions . . . . . . . . . . . . 60
1.11
Residual head . . . . . . . . . . . . . . . . . . . . 61
1.12
Cooling circuit and probe positioning . . . 61
2. Installation
2.1
Upon receiving the product . . . . . . . . . . 63
2.2
Label positioning . . . . . . . . . . . . . . . . . 63
2.3
Dimensions and weight . . . . . . . . . . . . . 64
2.4
Handling and unpacking . . . . . . . . . . . . 64
2.5
Installation SITE . . . . . . . . . . . . . . . . . . 66
2.5.1 Recommended distances . . . . . . . . . . . . 66
2.6 Positioning . . . . . . . . . . . . . . . . . . . . . . 67
2.7
Installation on old systems or systems
in need of upgrading . . . . . . . . . . . . . . 67
2.8
Source water systems . . . . . . . . . . . . . . 67
2.9
Hydraulic connections . . . . . . . . . . . . . . 68
2.9.1 Connection diagrams . . . . . . . . . . . . . . . 69
2.10 Charging and emptying the systems . . . . 70
2.10.1 Water quality requirements . . . . . . . . . . 70
2.10.2 Charging the system . . . . . . . . . . . . . . . 70
2.10.3 Emptying the equipment . . . . . . . . . . . . 71
2.11
Electric connections and diagrams . . . . . 72
2.11.1 Electrical data . . . . . . . . . . . . . . . . . . . . 73
2.11.2 Control panel access . . . . . . . . . . . . . . . 74
2.11.3 Connections to be performed by the
installer . . . . . . . . . . . . . . . . . . . . . . . . 75
3. PRO- control panel
3.1
Safety warnings . . . . . . . . . . . . . . . . . . 76
3.2
Description of the control panel . . . . . . . 76
3.3
Dry contacts . . . . . . . . . . . . . . . . . . . . . 78
3.4
Pro- interface . . . . . . . . . . . . 78
3.4.1 Structure of the Pro- menu . . . . 80
3.4.2 Detailed description of the menus . . . . . 81
3.5
Check operations . . . . . . . . . . . . . . . . . 89
3.5.1 Start and stop controls . . . . . . . . . . . . . 89
3.5.2 Operating mode and parameters . . . . . . 89
3.5.3 Heating/cooling/stand-by mode . . . . . . 90
3.5.4 Pump control . . . . . . . . . . . . . . . . . . . . 91
3.5.5 Control point . . . . . . . . . . . . . . . . . . . . 91
3.5.6 Active setpoint . . . . . . . . . . . . . . . . . . . 91
3.5.7 Reset . . . . . . . . . . . . . . . . . . . . . . . . . . 91
3.5.8 Demand limitation . . . . . . . . . . . . . . . . 91
3.5.9 Capacity control . . . . . . . . . . . . . . . . . . 91
3.5.10 Night mode . . . . . . . . . . . . . . . . . . . . . 92
3.5.11 Control of optional electric heating
elements . . . . . . . . . . . . . . . . . . . . . . . 92
3.5.12 Desuperheater option . . . . . . . . . . . . . . 92
3.5.13 Defrost function . . . . . . . . . . . . . . . . . . 92
3.5.14 Control of an auxiliary boiler . . . . . . . . . 92
3.5.15 Master/Slave unit . . . . . . . . . . . . . . . . . 92
4. Commissioning
4.1
Preparation to first commissioning . . . . . 93
4.2
First commissioning . . . . . . . . . . . . . . . 93
4.3
Checks to be performed after first
commissioning . . . . . . . . . . . . . . . . . . . 93
4.4 Shutdown for extended periods . . . . . . . 94
4.5
Temporary shutdown . . . . . . . . . . . . . . . 94
5. Maintenance
5.1
Standard maintenance . . . . . . . . . . . . . 95
5.1.1 Maintenance level 1 . . . . . . . . . . . . . . . . 95
5.1.2 Maintenance level 2 . . . . . . . . . . . . . . . 95
5.1.3 Maintenance level 3 . . . . . . . . . . . . . . . 95
5.2
Air exchanger . . . . . . . . . . . . . . . . . . . . 96
5.3
Water heat exchanger maintenance . . . . 96
5.4
Unit maintenance . . . . . . . . . . . . . . . . . 96
5.5
Refrigerant volume . . . . . . . . . . . . . . . . 96
6. Alarm codes
6.1
Alarm menu . . . . . . . . . . . . . . . . . . . . . 97
6.2
Alarm reset . . . . . . . . . . . . . . . . . . . . . . 97
6.3
Alarm codes . . . . . . . . . . . . . . . . . . . . . 97
7. Disposal
7.1 Disposal . . . . . . . . . . . . . . . . . . . . . . . . 100
