1. Align the line cord plug with the pump.
2. Insert the line cord plug into the pump as shown on the side
view above.
3. Push the line cord plug into the pump.
4.5.2 Removing the line cord
TM072126
Removing the line cord plug from the pump (bottom view)
To remove the line cord from the pump:
1. Insert a 1/8 inch flat blade screwdriver into the slot.
2. Twist the screwdriver.
3. Pull the cord to remove it.
5. Starting up the product
5.1 Venting the system
WARNING
Hot water
Death or serious personal injury
‐ If the hot water temperature is too high, it can cause
severe burns or scalding.
‐ To prevent burns or scalding, make sure the
temperature of the hot water source is controlled
before you vent the system.
To vent the system:
1. Turn on the water supply to the hot water source.
2. Make sure that there are no leaks in any of the connections.
3. Turn on the tap or faucet furthest from the hot water source
until there is a steady stream of water with no evidence of air in
the system.
5.2 Starting the pump
TM077570
ALPHA 15-55 HWR-T display
Pos. Description
1 "Connect" LED
2 "Temperature sensor" LED
3 "Power ON" LED
4 Pairing button
5 "Pump operation" LED
1. Connect the line cord to the power supply to start the pump.
2. The pump will run for up to 10 minutes and then stop.
If the water heater system is tankless, check that the heater
turns on when connecting the power supply to the pump.
3. The green POWER on LED on the pump display will be lit
when the power is on.
6. Product introduction
6.1 Product description
TM077505
ALPHA 15-55 HWR-T pump, and temperature sensor
The ALPHA HWR-T system is a temperature-controlled hot water
recirculation system for use in domestic hot water applications.
6.2 Accessories
One temperature sensor is either included or may be
purchased as an accessory.
TM077571
Temperature Sensor HWR
6.3 Intended use
The ALPHA 15-55 HWR-T system is intended for domestic hot-
water recirculation with a dedicated return line.
8
English (US)
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