3
Contents
INFORMATION FOR OPERATORS AND
QUALIFIED SPECIALISTS
PLEASE READ FIRST ..................................................................2
SYMBOLS .....................................................................................2
INTENDED USE ..........................................................................4
EXCLUSION OF LIABILITY ......................................................4
EC CONFORMITY .....................................................................4
SAFETY .........................................................................................4
CUSTOMER SERVICE ................................................................5
WARRANTY / GUARANTEE ...................................................5
DISPOSAL ....................................................................................5
INFORMATION FOR OPERATORS
OPERATING PRINCIPLE OF HEAT PUMPS ...........................6
AREA OF UTILIZATION ...........................................................6
HEAT QUANTITY RECORDING ............................................6
OPERATION ................................................................................6
CARE OF THE UNIT ..................................................................7
MAINTENANCE OF THE UNIT ..............................................7
Cleaning and rinsing of unit components..........................7
MALFUNCTIONS .......................................................................7
INSTRUCTIONS FOR QUALIFIED TECHNICIANS
SCOPE OF DELIVERY ................................................................8
INSTALLATION AND ASSEMBLY ...........................................9
Installation location ..............................................................9
Transport to installation location ......................................9
Installation ............................................................................10
Attaching the air flow baffles ............................................14
Installation / connection to heating circuit ....................16
Condensate discharge ........................................................17
PRESSURE RELIEF .....................................................................18
OVERFLOW VALVE ..................................................................18
BUFFER TANK...........................................................................18
CIRCULATING PUMPS ...........................................................18
WATER HEATING ....................................................................18
HOT-WATER TANK .................................................................18
ELECTRICAL CONNECTIONS .............................................19
FILLING AND BLEEDING THE SYSTEM .............................22
INSULATING THE HYDRAULIC CONNECTIONS ..........22
COMMISSIONING ...................................................................22
Safety temperature limiter ................................................23
DISMANTLING .........................................................................23
TECHNICAL DATA / SCOPE OF DELIVERY
LW 71A – LW 121A ............................................................24
LW 140A – LW 310A ..........................................................26
LW 150H-A – LW 320H-A ................................................28
PERFORMANCE CURVES
LW 71A .................................................................................30
LW 81A .................................................................................31
LW 101A ...............................................................................32
LW 121A ...............................................................................33
LW 140A ...............................................................................34
LW 180A ...............................................................................35
LW 251A ...............................................................................36
LW 310A ...............................................................................37
LW 150H-A ..........................................................................38
LW 320H-A ..........................................................................39
SOUND PRESSURE LEVEL ..................................................... 40
DIMENSIONAL DRAWINGS
LW 71… • LW 81… ............................................................41
LW 101… – LW 251… • LW320H… ..............................42
LW 310… ..............................................................................43
INSTALLATION PLANS
LW 71… • LW 81… ........................................................... 44
LW 101… • LW 150H… .....................................................45
LW 121… ..............................................................................46
LW 140… – LW 180…A • LW 320H… ...........................47
LW 251… – LW 310…....................................................... 48
TERMINAL DIAGRAMS
LW 71A – LW 81A • LW 150H-A – LW 320H-A ...........49
LW 101A – LW 251A ..........................................................50
LW 310A ...............................................................................51
CIRCUIT DIAGRAMS
LW 71A • LW 81A ...............................................................52
LW 101A • LW 121A ...........................................................54
LW 140A ...............................................................................56
LW 180A ...............................................................................58
LW 251A ...............................................................................60
LW 310A ...............................................................................63
LW 150H-A ..........................................................................65
LW 320H-A ..........................................................................67
APPENDIX
EC DECLARATIONS OF CONFORMITY ............................70
GENERAL CHECKLIST ...........................................................73
COMPLETION REPORT FOR HEAT PUMP SYSTEMS ......75
CUSTOMER SERVICE
Addresses in the event of a service call ..........................78
We reserve the right to modify technical specifications without prior notice.
UK830532/200610 © Alpha-InnoTec GmbH