The Powerstream Pro is designed to heat potable cold water for domestic purposes. The maximum inlet water temperature it can handle is 86 degrees F. Contact Bosch Water Heating before specifying or installing the appliance in any other application.
Check the pressure of the main water supply. To operate correctly, the unit needs the following running pressures : Minimum: 15 psi (1 Bar) Maximum: 150 psi (10 Bar) Securing the unit to the wall Diagram 1 RP17PT Unit RP27PT Unit...
WARNING The unit must only be installed in the orientation shown in Diagram 1, i.e., mounted in a vertical position with the water fittings located at the bottom of the unit. Under no circumstances should the unit be mounted differently. •...
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Strip back the insulation on the power wires about ½ inch. Connect the live wires to the terminals • marked “L1” and “L2.” There are two pairs of live wires i n the RP17PT and three pairs of live wires in the RP27PT.
• Connect the red wires from the left hand terminal of the new block to the L1 terminals in the unit. (There are two red wires required in the RP17PT and three in the RP27PT). • Connect the blue wires from the right hand terminal of the new block to the L2 terminals in the unit.
Part Number For further information ask your (Refer to Diagram 1, Page 3) local deale r. 93 793770 4 way term. block (for RP17PT) FOR SERVICE AND INSTALLATION 93 793771 6 way term. block (for RP27PT) QUESTIONS CALL TOLL FREE:...
RP17PT Heater Outlet temperature (°F) For example: For the RP17PT unit, using a ball valve, ensure the flow rate does not exceed 2.3 US gal / min. • • For the RP27PT unit, using a ball valve, ensure the flow rate does not exceed 3.5 US gal / min.
Depending on the region of the country, the temperature of the water supply can vary between 40°F in winter to 70°F in summer, with an average of 55°F. Diagram 4: Internal wiring schematic for single phase PR27PT unit. (RP17PT has two heater modules and two supplies). (In Canada an auxiliary terminal block is fitted during installation).
Note: The un it will work at lower supply voltages but the following changes will apply: Maximum output 15kW at 220V 22.5kW at 220V 13kW at 208V 20kW at 208V Temperature control range 87°F to 116°F at 220V 87°F to 116°F at 220V 82°F to 108°F at 208V 82°F to 108°F at 208V Maximum flow rate...
LIMITED 10 YEAR WARRANTY COVERAGE APPLIED ENERGY PRODUCTS THROUGH ITS U.S. DISTRIBUTOR BOSCH WATER HEATING (herein after BBT) guarantees this water heater to the origina l owner of the water heater at the original installation location against defects in material and workmanship for the periods specified below.
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