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Nelson 760-10 760-10W Maintenance Manual

Waterers

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Summarization of Contents

Nelson 700 Series Waterer Operation
How Nelson 700 Series Waterers Work
Explains the patented weight-activated valve mechanism and the electric heater.
Model Number Location
Specifies where to find the waterer's model number on the nameplate or shipping materials.
Waterer Cleaning and Adjustment
Cleaning the Waterer
Provides instructions for removing the drinking bowl and cleaning the waterer.
Adjust Control Valve
Details how to adjust the control valve for proper water flow and shut-off.
Adjust Water Level
Guides on setting the correct water level in the drinking bowl using the counter weight.
Component Testing and Replacement
Testing Heating Element & Thermostat
Describes methods to test heater and thermostat continuity using an ohm meter.
Replacing Heater & Thermostat
Provides step-by-step instructions for removing and replacing the heater and thermostat assembly.
Weight Installation
Details the process of installing the counter weight for proper water level adjustment.
Maintenance and Troubleshooting
Tighten Screws
Recommends periodically tightening screws for structural integrity and proper function.
Dripping & Overflow
Covers troubleshooting steps for identifying and resolving water leakage issues.
Freeze-Up Prevention and Causes
Inspect Electrical Circuit
Checks for electrical issues like blown fuses or tripped breakers contributing to freeze-up.
Inspect Waterer
Advises on visual inspection of the waterer for potential freeze-up causes.
Other Causes for Freeze-Up
Lists various external factors and installation issues that can lead to freeze-up.
Waterer Out of Service and Warranty
Taking Waterer Temporarily Out of Service
Instructions for preparing the waterer for periods of non-use to prevent damage.
Warranty Information
Details the manufacturer's warranty coverage for Nelson waterers and components.
Additional Freeze-Up Causes
Discusses causes like air gaps, heat tape, water level, and voltage drop leading to freeze-up.
Waterer Component Identification
Waterer Components Overview
Identifies and describes key parts of the waterer, including the pivot beam and control valve.
Installation in Freezing Climates
Protecting Vertical Waterline
Provides diagrams and instructions for protecting waterlines from freezing in different models.
Plumbing Installation in Freezing Climates
Plumbing Inside Waterer
Details correct placement of shut-off valve and water supply hose for freeze protection.
Heater and Thermostat Installation
Installation Diagrams
Illustrates wiring and installation of the heater and thermostat components.
Heater & Thermostat Wiring Diagram
Shows the electrical connections required for the heater and thermostat.
Replacing Plumbing Parts
Control Valve & Filter Replacement
Step-by-step guide for replacing the inline water filter and control valve.
General Warnings and Safety
Electrical Safety
Emphasizes turning off power during servicing and using licensed electricians for installation.
Component Safety
Warns against leaving covers off, exposing animals to wires, and spilling water on heaters.
Environmental Factors
Discusses sealing air gaps and ensuring proper mounting to prevent freeze-up and damage.