4 - Use quer des brûlures. Le moteur peut également atteindre des All 1900e series pumps equipped with a cast iron casing are intended for températures qui peuvent entraîner des blessures. circulation of solid-free fluid in pressurized, hot and chilled hydronic sys- tems.
7 - Motor Rotation Procedure The 1900e series model pumps can be installed with the motor shaft in the horizontal position or the vertical position with the control module facing up Caution: If system is filled and pressurized, shut off valve before and after (see Figure 1).
Tools Required: k. Remove the complete seal assembly from the shaft. • 3/16” ball-end hex wrench l. Remove the seal face plate by gently prying it away from the housing. • ¼” or 3/8” flat tip screw driver m. Remove the old seal seat and cup from the seal face plate. n.
[O] Set Mode Button wire is present, a red wire is a sec- ondary live wire found in some 220/1 circuits. Connect the white wire of Short press: Confirm Selection the pump to the white or gray neutral • To confirm the mode currently selected. Selected operational wire of the system.
Section 2. Controller Operation 18 - Features General Data Also see appropriate pump This section describes the controller features for 1900e series of pumps. < 95% relative, Ambient Humidity data for other ambient spec- The controller is used for various remote control applications, including: non-condensing ifications.
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20 - Controller Layout Terminal Designation Description RELAY OUTPUT Used to enable alarm output, Relay is closed during normal operation and open during alarm. Used to enable slave pump when in 2 pump operation. The primary pump relay is used to turn on/off the slave pump through the slave enable input.
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REMOTE START - Analog Control 3 2-PUMP OPERATION - Lead Pump 2-PUMP OPERATION - Lag Pump Analog Control Curve RUN Voltage MAX Voltage Function > 1 V < 3 V Pump at minimum speed. = 0 V < 2 V Pump is at 1/2 speed.
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22 - Fault Finding 22.1 - Error Codes The pump’s LEDs will flash RED to display Error Codes to help you diagnose a fault condition. The following LED flashing sequences will show up on UI. Error Code (blinks in Description Probable Cause(s) 1/2 second intervals) 1 blink...
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