CONTENTS
HEATH AND SAFETY WARNING ..............................................4
AIR/WATER HEAT PUMPS .........................................................5
NOTE THAT WHEN A HEAT PUMP IS CHILLING
THE CYCLE IS REVERSED .........................................................6
THE HEAT PUMP CYCLE ............................................................6
INSTALLATION ............................................................................7
1 SITING .......................................................................................7
2 AIR FLOW .................................................................................8
3. PLUMBING ..............................................................................9
4. DETERMINING WATER FLOW ............................................ 11
5. WATER SCHEMATICS.......................................................... 14
ELECTROLYTIC CORROSION IN SWIMMING POOLS ......... 16
ELECTRICAL (MACHINE WIRING AND SUPPLY) ................ 17
CHANGING THE POSITION OF THE DIGITAL
THERMOSTAT ON A PP22BC CHILLER ................................ 21
POOL PUMP SYNCHRONISING A POOL PUMP
WITH A PP22BC CHILLER ...................................................... 25
ELECTRICAL CIRCUIT DIAGRAMS ........................................ 26
CONTROLS AND INDICATION LAMPS ................................ 34
HEAT PUMP MALFUNCTION ................................................. 36
DATASHEETS ............................................................................ 39
INSTALLATION DRAWINGS .................................................... 41
WINTERISING PROCEDURE ................................................... 47
START UP PROCEDURE AFTER WINTERISATION .............. 47
WARRANTY CONDITIONS. ..................................................... 48
MACHINE RECORD LOG ......................................................... 49
HEALTH AND SAFETY WARNING
As e dehumidifier embodies electrical and rotational equipment, ONLY competent persons
should carry out any work on is type of machine.
(SEE GUARANTEE)
3
SD331852 ISSUE 7
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