Short Manual
PPT8/12/16/22LX/LY SLIMLINE
Determining Water
Flow
(See Section 3.2)
THERMOSTAT
POOL WATER
OUT
POOL WATER
IN
REMOVE BUNGS
BEFORE INSTALLING
HEAT PUMP
Calorex Heat Pumps Ltd. · The Causeway, Maldon, Essex CM9 4XD, UK. web: www.calorex.com
The heat pump is fi tted with a water fl ow switch which inhibits th e operation
of th e heat pump when th e water fl ow is less th an th e fi gure shown in th e
table below.
MODEL
Machine starts working when
PPT8
PPT12
PPT16
PPT22
Adjust th e fl ow rate until th e fl ow rate is adequate. The display on th e digital
th ermostat shows "noF" until adequate fl ow is reached.
DIGITAL
ALTERNATIVE POSITION
OF THERMOSTAT.
(DUMMY THERMOSTAT
IN THIS POSITION).
Flow rates for water pressure switch
th e fl ow rate rises above
L/hour
1500
1500
2500
1920
CONDENSATE DRAIN
PPT8/12 FLOW RATE 4500 L/hour
PPT16 FLOW RATE 7500 L/hour
PPT22 FLOW RATE 9960 L/hour
Page 5
Machine stops working when
th e fl ow rate drops below
L/hour
840
840
2000
1500
SD638154 ISSUE 2