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General| Type | Circulator Pump |
|---|---|
| Series | E1 |
| Manufacturer | Xylem Laing Thermotech |
| Maximum Working Pressure | 145 psi |
| Maximum Fluid Temperature | 230°F (110°C) |
| Motor Type | ECM (Electronically Commutated Motor) |
| Application | Domestic hot water circulation |
| Voltage | 115V |
| Minimum Fluid Temperature | 36°F |
| Operating Temperature | 32°F to 230°F (0°C to 110°C) |
| Housing Material | Stainless Steel |
Explains how air enters the system, with cold water introduced to the hot water.
Describes pressure settings for residential plumbing systems and maximum water pressure.
Discusses how system pressure affects continuous flow in multi-story homes.
Details pump performance for larger pipe sizes and recommended flow rates.
Details the adjustable set point range and operational behavior of the thermostat.
Describes connection methods for BU models to the water heater.
Explains potential causes for pump noise and operational sounds.
Lists reasons for pump malfunction such as no power, debris, or air in system.
Identifies potential causes for delayed hot water delivery to faucets.
Troubleshooting steps if the pump fails to turn on or operate.
Describes issues arising from operating the pump without sufficient water.
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