Taco 0034ePlus Instruction Sheet

Ecm high-efficiency circulator with digital display controller

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SUPERSEDES: NEW
Plant ID No. 001-5021
DESCRIPTION:
The 0034ePlus is a high performance, variable speed, high-efficiency, wet-rotor
circulator with an ECM, permanent magnet motor and an advanced digital LED
display controller for easy programming and diagnostic feedback. With 5 operating
modes and simple keypad programming, its variable speed performance curves are
equivalent to the Taco 009, 0010, 0011, 0012, 0012 3-Speed, 0013, 0013 3-Speed &
0014. Ideal for large residential and light commercial hydronic heating, chilled water
cooling and domestic hot water systems. The 0034ePlus reduces power consumption
by up to 85% compared to equivalent AC permanent split capacitor circulators.
APPLICATION:
• Maximum operating pressure: 150 psi (10.3 bar)
• Minimum NPSHR: 18 psi at 203˚F (95˚C)
• Maximum fluid temperature: 230°F (110˚C)
• Minimum fluid temperature: 14°F (-10˚C)
• Electrical specifications:
Voltage: 115/208/230V, 50/60 Hz, single phase
Maximum operating power: 170W
Maximum amp rating: 1.48 (115V) / .70 (230V)
• Equipped with a cast iron or stainless steel casing
• SS Model suitable for open loop potable water systems
• Taco circulator pumps are for indoor use only – employer uniquement a l'interieur
• Acceptable for use with water or maximum of 50% water/glycol solution
FEATURES:
• Simple keypad programming
• Digital LED screen display (Watts, GPM, Head, RPM and diagnostic error codes)
• Five operating modes to match any system requirements - activeADAPT,
Constant Pressure, Proportional Pressure, Variable Fixed Speed or 0-10V DC input
• Replaces all single speed and 3-speed circulators in its class
• ECM performance equivalent to Taco's 009, 0010, 0011, 0012, 0013 & 0014 circulators
• Multi-color LED display showing power on, mode setting and error code diagnostics
• Use with a Taco ZVC Zone Valve Control or SR Switching Relay for ON/OFF operation
• Nut-capture feature on flanges for easier fit up
• Dual electrical knockouts and removable quick-connect terminal strip for easy wiring
• Double insulated
• Whisper quiet operation
• BIO Barrier® protects the pump from system contaminants
• SureStart® automatic unblocking and air purging mode
• Rotatable control cover to allow any pump body orientation
INSTALLATION:
WARNING: Do not use in swimming pool or spa areas. Pump has not been investigated for these applications.
AVERTISSEMENT : Ne pas utiliser dans une piscine ou un spa. La pompe n'a pas été étudiée pour ces applications.
CAUTION: The addition of petroleum based fluids or certain chemical additives to systems using TACO equipment
voids the warranty. Consult factory for fluid compatibility.
ATTENTION : L'ajout de liquides à base de pétrole ou de certains additifs chimiques à des systèmes utilisant un
équipement TACO annule la garantie. Consultez le fabricant pour connaître la compatibilité de liquides.
CAUTION: Installations at elevations over 5000 feet must have higher fill pressure of 20 psi minimum to prevent
pump cavitation and flashing. Premature failure may result. Adjust expansion tank pressure to equal fill pressure.
A larger size expansion tank may be required.
ATTENTION : Des installations à des altitudes de plus de 1600 mètres doivent présenter une pression de remplissage plus élevée de 20 psi
au minimum afin d'éviter toute cavitation ou flashing de la pompe. Une défaillance prématurée peut en résulter. Réglez la pression
du réservoir d'expansion de façon qu'elle soit égale à la pression de remplissage. Un réservoir d'expansion d'une taille supérieure
peut être nécessaire.
ECM High-E ciency Circulator with Digital Display Controller
Instruction Sheet
-1-
102-544
EFFECTIVE: December 2, 2019
Figure 1
Cast Iron model: 0034ePlus-F2
Stainless Steel model: 0034ePlus-SF2
Certified to
NSF/ANSI 61 & 372

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Table of Contents
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Summary of Contents for Taco 0034ePlus

  • Page 1 • ECM performance equivalent to Taco’s 009, 0010, 0011, 0012, 0013 & 0014 circulators • Multi-color LED display showing power on, mode setting and error code diagnostics • Use with a Taco ZVC Zone Valve Control or SR Switching Relay for ON/OFF operation • Nut-capture feature on flanges for easier fit up •...
  • Page 2 ZONE 1 ZONE 2 ZONE 3 FC - Optional Location KEY: VI, V2, V3 = SHUT-OFF ISOLATION VALVE P = TACO 0034ePLUS CIRCULATOR FF = FAST FILL BOILER FEED VALVE PV4 = PURGE VALVE MOD CON FC = FLOW CHECK VALVE...
  • Page 3 PREFERRED PRIMARY / SECONDARY PIPING FOR ZONE VALVES ON BOILER SUPPLY ZONE 1 ZONE 2 ZONE 3 KEY: VI, V2, V3 = SHUT-OFF ISOLATION VALVE P = TACO 0034ePLUS CIRCULATOR FF = FAST FILL BOILER FEED VALVE MOD CON PV4 = PURGE VALVE BOILER ZV = ZONE VALVE...
  • Page 4 Figure 4 — Acceptable Mounting Positions Figure 5 — Unacceptable Mounting Positions Flow Flow Figure 6 — Rotating Control Cover The 0034ePlus is equipped with a symmetrical control cover connected to the Flow pump with a ribbon cable. The cover can be removed,...
  • Page 5 To run the pump at full speed during the fast fill, start-up and purge process, set operating mode to Fixed Speed on 100% HIGH setting. (See “Programming your 0034ePlus Circulator”). The LED will change to blue. To return to the normal operating mode, reset operating mode to desired activeADAPT, Constant Pressure, Proportional Pressure, Fixed Speed or 0-10V setting.
  • Page 6 6. Programming your 0034ePlus circulator: Modify the performance of the circulator as needed by changing the operating mode using the easy programming button keypad. When the circulator is powered on, the LED will illuminate and change color based on the operating mode selected. The LED will flash each time a setting is changed.
  • Page 7 Mode: activeADAPT is an operating mode designed for constant circulation systems. 0034ePlus On this setting, the circulator will sense High-E ciency Circulator activeADAPT™ Range changes in system flow and head conditions and adjust the operating curve automatically. See activeADAPT operating range in the chart to the right.
  • Page 8: Pressure Mode

    Proportional Pressure Mode: 0034ePlus Circulator will vary speed to maintain High-E ciency Circulator desired feet of head proportional P5 = 28.6 ft. Proportional Pressure Curves pressure curve. There are 5 setting options: P4 = 24.8 ft. 8.2 - 28.6 ft.
  • Page 9 Fixed Speed Mode: Variable fixed speed operation. Setting from 1 - 100% speed. 100% 0034ePlus High-E ciency Circulator Head = 34 ft. Variable Fixed Speed Range min-max Blue LED Head = 1 ft. Flow Rate Q [GPM] 100% 0034ePlus High-E ciency Circulator...
  • Page 10 External connection for 0-10V DC / PWM signal WARNING: If there is a need to make external connection (PLC / Pump Controller) it is mandatory to perform the following operations. 1. Remove the four screws (Figure 8 - Ref. 1) attaching the control cover (Figure 8 - Ref. 2). 2.
  • Page 11: Analog Input

    0-10V DC Input Mode: The circulator will vary its speed and PWM (Pulse Width Modulation) performance based on a 0-10V DC analog signal external input. 0034ePlus 100% High-E ciency Circulator 0-10V DC Performance Curves 0-10V Yellow LED...
  • Page 12 0034ePlus High-Efficiency Circulator 0-10V DC Performance Curves Power Consumption 0-10V Yellow LED 0-10V 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 44 46 48 Flow Rate Q [GPM] Troubleshooting the error codes: Listed below are potential diagnostic error codes which will appear on the LED display in case of a malfunction.
  • Page 13: Technical Menu

    Technical Menu Proceed as follows to access the technical menu: 1) Press the UP and DOWN buttons simultaneously for 5s, the message “tECH” will appear in the display. 2) Press the “SET” button and select the parameter to be displayed by pressing the UP or DOWN buttons. (See below). 3} Press the “SET”...
  • Page 14 NOTES -14-...
  • Page 15 NOTES -15-...
  • Page 16: Replacement Parts List

    Control Panel Cover (0034ePlus Digital Display) 198-3247RP Terminal Box Cover 198-3185RP Wiring Connector (Green) 198-217RP Terminal Box cover screws (5 per bag) 0034ePlus Pump Replacement Cross Reference (6-1/2” Flange to Flange Dimension) Taco Bell & Gossett Armstrong Grundfos Wilo 2400-10...

This manual is also suitable for:

0034eplus series0034ep-f20034ep-sf2

Table of Contents