Pentair ThermalFlo User manual

IMPORTANT SAFETY INSTRUCTIONS
READ AND FOLLOW ALL INSTRUCTIONS
SAVE THESE INSTRUCTIONS
Installation
and
User's Guide
ThermalFlo™
Heat Pump

© 2005 Pentair Water Pool and Spa, Inc. All rights reserved.
This document is subject to change without notice.
1620 Hawkins Ave., Sanford, NC 27330 • [phone]
10951 West Los Angeles Ave., Moorpark, CA 93021 • [phone]
Trademarks and Disclaimers.The Pentair Water Pool and Spa logo and ThermalFlo are trademarks of Pentair Water Pool and Spa, Inc. Other
trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products. Pentair
Water Pool and Spa, Inc. disclaims any proprietary interest in trademarks and trade names other than its own.
P/N 473426 Rev. B 3/20/06
Customer Service
If you have questions about ordering Pentair Water Pool and Spa replacement parts, and pool
products, please use the following contact information:
Customer Service (8 A.M. to 5 P.M. — Eastern and Pacific Times)
Phone: [phone]
Fax: [phone]
Technical Support
Sanford, North Carolina (8 A.M. to 5 P.M. — Eastern Time)
Phone: [phone]
Fax: [phone]
Moorpark, California (8 A.M. to 5 P.M. — Pacific Time)
Phone: [phone] (Ext. 6312)
Fax: [phone]
Web site
visit www.pentairpool.com or www.staritepool.com to find information about Pentair products

i
ThermalFlo Installation and User’s Guide
Contents
Important Safety Precautions .............................................................................................. iii
Section 1: Introduction .....................................................................................................1
ThermalFlo Overview .............................................................................................. 1
General Features..................................................................................................... 2
Section 2: Installation ....................................................................................................... 3
Installing the ThermalFlo .......................................................................................... 3
Materials needed for Installation .............................................................................. 3
ThermalFlo Heat Pump Dimensions ........................................................................ 4
Location ................................................................................................................... 4
Clearances .............................................................................................................. 5
Roof Run-off ............................................................................................................ 5
Equipment Pad ........................................................................................................ 5
Drainage and Condensation .................................................................................... 6
Lawn Sprinklers ....................................................................................................... 6
Anchor Clamp Installation ........................................................................................ 6
Water Connections .................................................................................................. 7
Standard Plumbing .................................................................................................. 7
Water Connections (Quick Connect) ....................................................................... 8
Check Valve Installation .......................................................................................... 8
Automatic Flow Control Valve .................................................................................. 8
Multiple Unit Installation ........................................................................................... 9
Heat Pump & Heater Combination .......................................................................... 9
Multiple Heat Pump Connections ............................................................................ 10
Electrical Connections ............................................................................................. 11
General Information ................................................................................................. 11
Main Power .............................................................................................................. 11
Bonding.................................................................................................................... 11
Electrical Wiring Diagram ........................................................................................ 12
Relay Remote Controls ........................................................................................... 13
Connecting ThermalFlo to IntelliTouch ..................................................................... 14

ii
ThermalFlo Installation and User’s Guide
Contents, continued
Section 3: Operating the ThermalFlo ............................................................................... 15
Initial Start-up Precautions ...................................................................................... 15
Operating the Controller .......................................................................................... 16
Controller Panel ....................................................................................................... 16
Indicator Lights / LEDs ............................................................................................ 17
System Indicator LEDs ........................................................................................... 17
Mode Indicator LEDs ............................................................................................... 17
Operation of Controller Buttons ............................................................................... 18
Temperature Setting ................................................................................................. 18
Mode Selection Buttons ........................................................................................... 18
Auto-Heat/Cool Mode .............................................................................................. 18
Keypad Lockout ....................................................................................................... 18
Troubleshooting the Controller ................................................................................. 19
Controller Error Codes ............................................................................................ 19
Water Pressure Switch Adjustment ......................................................................... 20
Section 4: General Maintenance ...................................................................................... 21
Water Chemistry ...................................................................................................... 21
Winterizing ............................................................................................................... 21
Spring Start-Up ....................................................................................................... 22
Inspection and Service ............................................................................................ 22
Owner Inspection .................................................................................................... 22
Professional Maintenance and Service ................................................................... 23
Section 5: Troubleshooting .............................................................................................. 25
Section 6: Replacement Parts .......................................................................................... 28
Illustrated Parts ....................................................................................................... 28
Replacement Parts List ........................................................................................... 29

iii
ThermalFlo Installation and User’s Guide
IMPORTANT SAFETY PRECAUTIONS
Codes and Standards
The ThermalFlo HP heat pump is listed by ETL as complying with the latest edition of the “UL Standard for Safety for
Heating and Cooling Equipment”, UL 1995 and CSA C22.2 No. 236.
All Pentair Water heat pumps must be installed in accordance with the local building and installation codes as per the
utility or authority having jurisdiction. All local codes take precedence over national codes. In the absence of local
codes, refer to the latest edition of the National Electric Code (NEC) in the United States and the Canadian Electric
Code (CEC) in Canada for installation.
DANGER —Risk of electrical shock or electrocution.
The electrical supply to this product must be installed by a licensed or certified electrician in
accordance with the National Electrical Code and all applicable local codes and ordinances.
Improper installation will create an electrical hazard which could result in death or serious
injury to pool or spa users, installers, or others due to electrical shock, and may also cause
damage to property. Read and follow the specific instructions inside this guide.
WARNING — To reduce the risk of injury, do not permit children to use this product unless they are closely
supervised at all times.
WARNING — For units intended for use in other than single-family dwellings, a clearly labeled emergency
switch shall be provided as part of the installation. The switch shall be readily accessible to
the occupants and shall be installed at least 5 feet [1.52 m] away, adjacent to, and within sight
of, the unit.
Important Notice:
This guide provides installation and operation instructions for the ThermalFlo HP models
of Heat Pumps. Consult Pentair Water with any questions regarding this equipment.
Attention Installer: This guide contains important information about the installation, operation and safe use of
this product. This information should be given to the owner and/or operator of this equipment after installation or left on
or near the heat pump.
Attention User: This manual contains important information that will help you in operating and maintaining this
heat pump. Please retain it for future reference.
WARNING — Before installing this product, read and follow all warning notices and instructions which are
included. Failure to follow safety warnings and instructions can result in severe injury, death,
or property damage. Call [phone] for additional free copies of these instructions.