Taco VR30

-1-
ECM High-Efficiency Circulators
INSULATION SHELL
INCLUDED
Installation & Operation Instructions Manual
VR15, VR20, VR25 & VR30
ALL CIRCULATORS ARE AVAILABLE IN LOW, MEDIUM AND HIGH HEAD MODELS
302-393
SUPERSEDES: New
Plant ID No. 001-5038
EFFECTIVE: August 2, 2021

Taco VR30 Specifications

General

Model	VR30
Category	Water System
Voltage	115V
Body Material	Cast Iron
Thermal Protection	Yes
Motor Type	ECM

Summary

Section 1: Installation and Operation

General Information, Uses, and Safety

Electrical Connections

Wiring Instructions

Details specific wiring instructions for the Taco VR Series, including voltage ranges and connection requirements.

Setup and Operation

Control Panel Overview

Operating Modes and Selection

Parallel Pump Operation

Twin Pump Setup and Communication

Explains the setup process and communication confirmation for twin pump configurations.

Connection Considerations and Examples

Control Modes and Priorities

Setting Control Priority

Mode 1: Digital Switched Control

Mode 1: Analog 0-10 Vdc Control

Mode 2: Analog Control Operation

Modes 3 & 4: PWM Control

Relay Output and Network Access

Network Connection and Setup

Laptop Connection Instructions

Firmware Update Procedure

Modbus Pump Control Registers

Troubleshooting and Error Codes

Error Code Details and Solutions

Details specific error codes, their causes, pump reactions, and recommended solutions.