Water Connections; Pressure Drop - Raypak Professional PS10353ti-E-HC Installation & Operating Instructions Manual

Model No.
10353
10354
10355
This unit is pre-wired to work with external control sys-
tems, heat-on-demand options and other external time
clock overrides. Refer to the external control system's
instructions, and page 22 of this manual, for installa-
tion information.

Water Connections

CAUTION: The heat pump pool heater inlet and
outlet connections are NOT interchangeable. They
must be connected as instructed below.
1. Connect the heat pump pool heater in the return
water line between the filter and the pool/spa. See
the Plumbing Diagrams beginning on page 15.
2. Connect the filter outlet to the fitting marked
WATER IN at the bottom front of the unit.
3. Connect the fitting marked WATER OUT to the
return piping to the pool/spa. Unit inlet/outlet con-
nection fittings are 2-inch PVC unions.
Water connections from the unit to the main return
line can be PVC pipe or flexible pipe approved for
Note: Multiply the pressure drop in psi by 2.3067 to yield the pressure drop in Ft. H
VAC - Phase - Hz
208/230 - 3 - 60
460 - 3 - 60
380 - 3 - 60
Table A: Typical System Electrical Power Requirements
Flow
(gpm)
10353HC
30 10
40 10
50 11
60 12
70 13
80 14
Table B: Pressure Drop Across Heat Pump Pool Heater
Minimum Circuit
Ampacity (A)
42.0
26.0
29.0
the purpose and, in either case, should be at least
equal in size to the main pool/spa circulation pip-
ing.
WATER IN
Fig. 2: Water Connections
4. In cold weather (freeze zone) areas, shutoff valves
(ball or gate type) must be installed at the unit inlet
and outlet to facilitate service and cold weather
drain-down.
5. Operate the pump and check the system for leaks.

Pressure Drop

For system pressure drop information, refer to Table B
below.
Pressure Drop (psi)
10354HC
10
10
11
12
13
14
9
Maximum Breaker
Size (A)
70
40
45
WATER OUT
10355HC
10
10
11
12
13
14
O Head (TDH).
2