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FAFCO Connected Tube CT Series User Manual

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®
1
Made in the U.S.A.
S o l a r P o o l H e a t i n g S y s t e m s
FOR USE WITH SWIMMING POOLS
TO HARNESS THE ENERGY OF
THE SUN
INSTALL A T I O N
MANUAL

Table of Contents

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FAFCO Connected Tube CT Series Specifications

General IconGeneral
TypeSolar Pool Heater
ModelCT Series
CategorySwimming Pool Heater
MaterialPolypropylene
Panel Size4' x 10'
DimensionsVaries by panel size
WeightVaries by panel size
Warranty10 years
Connection TypeStandard

Summary

Specifications and Certifications

Panel Thermal Specifications

Outlines thermal performance data, including energy output, pressure ratings, flow rates, and operating temperature ranges.

System Diagram and Components

Diverter Valve Schematic

Shows the internal workings and flow options of a diverter valve, crucial for system control.

Safety and Disclaimer

General Safety Precautions

Emphasizes safety during installation, referencing OSHA regulations and precautions for working at heights.

PHASE I - Site Preparations & Planning

Plumbing Layout

Phase I - Site Preparations & Planning: Plumbing and Penetrations

PHASE II - System Installation Detail

Mounting Panels

Provides instructions on handling panels, coupling connections, and allowing for thermal expansion during mounting.

Connect Supply & Return Lines

Diverter Valve Installation

Diverter Valve Function and Actuation

Details the diverter valve's role as the system's "on switch" and how actuators control its position.

Pool Plumbing

Plumbing Component Placement

Outlines the order and placement of components like check valves, diverter valves, and isolation valves in pool plumbing.

Thermal System Automation

Automation Benefits and Requirements

Recommends system automation for optimal performance and explains its benefits and necessary components.

PHASE III - Commissioning

Diverter Valve Functionality Check

Verifies that the diverter valve and its actuator reposition correctly for system operation.

Pressure and Leak Testing

Details how to test the system for leaks and ensure it holds pressure under normal operating conditions.

Sensor Placement for Automation

Guides on the proper placement of pool and solar temperature sensors for accurate automation control.

System Automation Setup

Discusses the importance of automating the solar system and common programming parameters.

PHASE IV - Routine Maintenance

Winterization Procedure

Step-by-step guide for draining and isolating panels to prevent freeze damage during winter.

Spring Startup Procedure

Instructions for recommissioning the solar system for summer use, including leak checks and system verification.

Solar System Maintenance Overview

Key Maintenance Components

Illustrates key components involved in winterization, summerization, and routine maintenance using Figure 13.

Panel Repairs

Panel Leak Repair Guidelines

Provides instructions for repairing tube leaks and identifies non-repairable leaks, emphasizing FAFCO parts.

APPENDIX A — Commissioning

APPENDIX B — Pump Sizing

Pump Sizing Calculation Tables

Provides tables for calculating head loss based on fittings and flow rates for proper pump selection.

Example Pump Sizing Calculation

Head Loss Calculation Example

A step-by-step example demonstrating how to use the calculation tables to determine total head loss and psi.

APPENDIX D — Roof Mounting Details

Connected Tube CT Panels on Composition Roofs

Depicts mounting examples for CT panels on composition shingle roofs, including attachment methods.

Separated Tube ST Panels on Composition Roofs

ST Panel Mounting on Composition Roofs

Shows mounting examples for ST panels on composition shingle roofs, detailing strap anchors and header anchors.

Connected Tube CT Panels on Tile and Standing Seam Roofs

Separated Tube ST Panels on Tile and Standing Seam Roofs

Panels on Tile and Standing Seam Roofs

Panels Wood Rack Mounted

Connected Tube CT Panels Metal Rack Mounted

Diverter Valve on Supply, Check Valve on Return

Diverter Valve on Return, Isolation on Return

Diverter Valve on Return, Check Valve on Return

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