Pentair ThermalFlo Section Troubleshooting, Remote, Pool or Spa light on

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Section 5

Troubleshooting

Use the following troubleshooting information to resolve possible problems with your ThermalFlo heat pump.

WARNING — RISK OF ELECTRICAL SHOCK OR ELECTROCUTION.

Improperly installation will create an electrical hazard which could result in death or serious injury to pool users, installers, or others due to electrical shock, and may also cause damage to property. Do NOT attempt any internal adjustments inside the heater.

1.Keep your hands and hair clear of the fan blades to avoid injury.

2.If you are not familiar with your pool filtering system and heater:

a.Do NOT attempt to adjust or service without consulting your dealer, professional pool or air conditioning contractor.

b.Read the entire Installation & User’s Guide before attempting to use, service or adjust the heater or pool filtering system. The water pressure switch should be adjusted to turn the heater off when the pump is off. Setting the switch to close at too low of a flow can damage the appliance. Adjust the switch to turn the heater off, not on.

Note: Turn off power to unit prior to attempting service or repair. Problems and Corrective Action

Problem

PossibleCause

CorrectiveAction

 

 

 

All control lights off.

No power supply to heater. Tripped breaker or

Reset breaker. Replace fuse. Call dealer for advise.

Unit will not start.

blown fuse. Control failure.

Call factory for advise.

 

 

 

Remote, Pool or Spa light ON.

Low water flow through heater. Dirty or worn

Clean entire filtering system and or replace filter

Water Pressure light OFF.

filters or clogged lint traps. Clogged filter pump

element. Inspect & clean pump impeller. Adjust

Thermostat light ON.

impeller. Improper plumbing valve settings.

plumbing valves. Repair suction air leaks, grease

Unit will not start.

Suction leak allowing air into the water flow.

pump lid o-ring. Replace filter. Replace water pressure

 

Internal water pressure switch failure.

switch. Check water pressure switch adjustment.

 

 

 

Water Temperature not hot enough.

Thermostat is not set higher than the pool/spa

Increase set point temperature. Maximum water

Remote, Pool or Spa light ON.

water temperature. The water temperature has

temperature is 104° F. Call your dealer for advise.

Water Pressure light ON.

reached the current setting. The thermostat is

Call the factory for advise.

Thermostat light OFF.

malfunctioning. The pool/spa select switch is not

 

Unit will not run.

in the correct mode.

 

 

 

 

Remote, Pool or Spa light ON.

Outside air temperature below operating range

Do not try to operate the heater when the outside air

Water Pressure light ON.

of 45° F. Discharge air flow is restricted.

temperature drops below 50° F. Make sure heater is

Thermostat light ON.

Discharge air is accumulating and being drawn

installed with the required placement clearances for

Unit will not start.

back through the outer air coil. The fan is

air flow and roof clearance. Do not install indoors.

OR

obstructed, low air flow. Large amounts of roof

Make sure that your sprinklers do not spray on the

run off water restricting fan blade rotation.

heater in any way what so ever. If ice forms on the

Unit is forming ice or frost on the

Sprinklers spraying on the outer air coil during

outer coil, shut the heater off and allow ice to thaw.

outer air coil, usually at the bottom.

cooler temperatures. Outer air coil clogged with

You may use water at low pressure to thaw ice build

 

 

debris. Plants too close to heater, blocking air

up on the outer coil, shut the heater off when doing

 

flow. Low refrigerant pressure caused by a

so. Call the factory for advice.

 

Freon™ leak. Possible malfunctioning of the

 

 

internal low refrigerant pressure switch.

 

 

 

 

ThermalFlo Installation and User’s Guide

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Contents ThermalFlo Web site Customer ServiceContents Illustrated Parts Replacement Parts List Codes and Standards Important NoticeConsumer Information and Safety Important Safety PrecautionsSwimming Pool Energy Saving Tips General Installation Information General SpecificationsWarranty Information ThermalFlo Overview Section IntroductionGeneral Features Section Installation Installing the ThermalFloMaterials needed for Installation Location ThermalFlo Heat Pump DimensionsClearances Roof Run-offEquipment Pad Anchor Clamps Installation Drainage and CondensationLawn Sprinklers Plumbing layout Water ConnectionsCheck Valve Installation Water Connections at the Heat PumpAutomatic Flow Control Valve Heat Pump, Heater and/or Solar Combination Multiple Unit InstallationTo Pool Multiple Heat Pump ConnectionsElectrical Connections Main PowerGeneral Information Bonding460812, 460813, 460814, 460815, 460822 Wiring DiagramHeat Pump Control Board Relay Remote ControlsBLK GRN YEL RED Section Operating ThermalFlo Initial Start-up PrecautionsWater Pressure Thermostat Heating Cooling Operating the ControllerIndicator Lights / LEDs System Indicator LEDsMode Indicator LEDs Mode Selection Buttons Temperature SettingOperation Keypad LockoutCode Name Cause TroubleshootingWater Pressure Switch Adjustment Section General Maintenance Water ChemistryWinterizing Inspection and Service Spring Start-UpOwner Inspection AIR Professional Maintenance and ServiceThermalFlo Installation and User’s Guide Remote, Pool or Spa light on Section TroubleshootingDealer for advice. Call the factory for advice Pressure Illustrated Parts Section Replacement Parts25 473026 Compressor Isolation KIT, Grommet & Spacer 1 SET Replacement Parts ListThermalFlo Installation and User’s Guide Page 473426 Rev. C 10/19/06

ThermalFlo specifications

Pentair ThermalFlo is a leading-edge solution designed to address the evolving demands of thermal management in various industrial applications. As organizations prioritize energy efficiency and temperature regulation, ThermalFlo emerges as a robust offering from Pentair, a global leader in water and fluid management.

One of the standout features of Pentair ThermalFlo is its innovative heat tracing technology. This system employs electrical heat tracing cables that are strategically engineered to maintain desired temperatures in pipes, valves, and other critical components. The design minimizes the risks of freezing, ensuring that fluids can flow seamlessly, even in harsh environments. Moreover, it enhances safety by reducing the likelihood of pipe bursts due to thermal stress.

ThermalFlo also incorporates advanced insulation technologies that complement its heat tracing capabilities. The combination of these two approaches ensures optimal energy efficiency, reducing heat loss and lowering operational costs. When used in conjunction with smart monitoring systems, organizations can achieve real-time temperature control, allowing for proactive adjustments that enhance system efficiency.

Another significant characteristic of Pentair ThermalFlo is its versatility. This solution can be customized to suit various applications, from oil and gas industries to food processing and pharmaceuticals. The adaptability of ThermalFlo makes it an ideal choice for facilities looking to improve their thermal strategies without compromising on performance.

In addition to its technical features, Pentair ThermalFlo emphasizes sustainability. By promoting energy efficiency and reducing heat loss, the system contributes to lower carbon footprints for its users. This aligns with the growing trend of adopting environmentally responsible practices within industry, showcasing Pentair’s commitment to innovative solutions that meet modern challenges.

Furthermore, the installation and maintenance of ThermalFlo systems are streamlined, with user-friendly features that simplify the process for engineers and technicians. Its robust design ensures long-lasting performance, reducing downtime and maintenance costs over time.

In conclusion, Pentair ThermalFlo stands out in the marketplace through its blend of innovative technologies, energy efficiency, and adaptability across different industries. As businesses increasingly seek effective thermal management solutions, ThermalFlo represents an investment in reliability, safety, and sustainability.
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