INCORRECT DRAINAGE
FOR CONDENSATE
CORRECT DRAINAGE
FOR CONDENSATE
THIS TYPE OF
INSTALLATION SHOULD
BE AVOIDED
ELBOW
ADEQUATE FALL
U TRAP
a. Calorex ‘34’ range Heat Pumps have water inlet/outlet connections as
follows:
634/1234 models ¾ “ BSP parallel, male.(with ¾” BSPF x 1½” ABS male
adaptors supplied loose).
1834 models 1½” BSP parallel, male.
PP22BC ¾” BSP parallel, male or 50mm
The machine is supplied with bungs fitted in the water connection fittings.
These need to be removed before the unit is installed.
b. The Calorex Pool Heat Pump must be connected in bypass after the filter in
the return pipe to the pool. If an existing heater is being retained, then the
Calorex Heat Pump should be connected between the filter and the other
heater.
c. Suitable breakable couplings should be installed local to heat pump.
d. If heat pump installed at lower level than pool water then isolation valves
should be fitted.
e. Drain valve or plug should be fitted to lower pipe to facilitate drain down in
winter period.
f. Connections on all models are by parallel female fittings sealed by silicone
mastic these should be hand tightened only, otherwise damage may result
to the threads of plastic fittings.
g. The condensate drain at the base of the unit collects the condensation
from the evaporator fins. On 634/1234 and PP22 this should be run away
to waste via ¾” domestic waste piping using connector supplied. On
1834 models the waste piping needs to be 1½”. It is therefore necessary
to ensure that the Calorex unit is placed on a level plinth so that the
condensate water can run away with adequate fall to waste ie. ½” per foot
min and must incorporate a ‘u’ trap as to not overflow the edges of the
drip-tray inside the machine.
h. When the pipework installation is complete the pool pump should be
switched on and the system tested for leaks. Also check the filter gauge to
see that there is not an excessive increase in back pressure. If everything is
then working normally the water circulating system is ready to use.
i. Water circuit to and from unit to be capable of maintaining within specified
limits the rate of flow required by heat pump (see data sheet).
j. All pipework must be adequately supported with allowance for expansion/
contraction especially with plastic pipework.
k. It is recommended that when installing water systems the last connections
to be made in the system should be the breakable connections to avoid
any stresses on to the unit connections.
3. PLUMBING
9
SD331852 ISSUE 7
Содержание calorex PP22BC
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