Pentair 250, 300 installation manual MiniMax NT Low NOx Heaters Limited Warranty

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MiniMax NT Low NOx Heaters

Limited Warranty

Your MiniMax NT Low NOx pool heater is another quality product from Pentair Pool Products, Inc. and is backed by the following warranty.

1.The following parts are warranted for 5 years from date of purchase:

The MiniMax NT Low NOx cabinet and combustion chamber, the main burners and burner manifold, the inlet/outlet header and the return header. This warranty does not cover rusting or corrosion on cabinets or burners that does not affect the heater's operation.

2.The following parts are covered for 2 years from date of purchase:

The automatic flow control valve, all controls, heat exchanger, pilot generator and the pilot assembly.

This warranty only applies to the original purchaser.

3.This warranty shall not apply to any units or parts which have been subject to accident, negligence, alteration, abuse, misapplication or misuse.

The above warranty applies only if the heater is installed and operated in complete compliance with the installation and operation manual provided with each unit. Copies of this manual are available by writing to Pentair Pool Products, Inc., at the address below.

Pentair Pool Products, Inc. assumes no liability except for the repair or replacements of parts as specified above. Ship defective parts or equipment along with serial number and purchase date, transportation prepaid to the address below. Purchaser shall be responsible for freight charges for return of merchandise to purchaser. Some states do not allow exclusion or limitation of incidental or consequential damages so the above may not apply to you.

This warranty gives you specific legal rights, and you may also have other rights which vary from state to state.

HEATER SERIAL NUMBER

(Please Fill In)

Pentair Pool Products, Inc.

1620 Hawkins Ave., Sanford, NC 27330 (919) 774-4151

10951 W. Los Angeles Ave., Moorpark, CA 93021 (805) 523-2400

P/N 471593

Rev. C 11-1-01

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Contents MiniMax NT Low NOx Series For additional free copies of this manual call 800Table of Contents MiniMax NT Low NOx Code RequirementsSafety Rules Warranty InformationOperation For Your Safety Read Before Lighting Operation LightingInstallation Instructions SpecificationsInstallation Electrical ELECTRICAL, ALL HSI UnitsWire Remote TWO-WIRE or THREE-WIRE Remote HOOK-UPInstallation Remotes Three-wire remote Installation Single Voltage WiringInstallation Single VoltageCode or Superceding Local Wiring Codes MiniMax NTLowPlumbing Water ConnectionsPlumbing Connections GAS Connections Installation Indoor Indoor VENTING-General RequirementsSee page 17 for Indoor Vent Adaptors Indoor Vent Adaptors Fits ALL Models Installation IndoorInstallation Outdoor VentilationBasic System Operation General DescriptionBasic Operation Safety Controls AIR Pressure FAN SwitchWater Pressure Switch Typical Water Pressure SwitchOperation of Ignition Module Pentair Temperature Controller 7800 Layout GeneralBasic Thermostat Operation Normal Operation no RemoteTime Setting To Change the Factory Temperature SettingsTemperature & Time Setting Programming Time SETTING, cont’d Time Setting ProgrammingMaintenance Instructions MaintenanceEnergy Saving Tips Spring and Fall OperationMaintenance Water Treatment Chemical BalancePool and SPA Water If pH becomes too high over alkaline, it has these effectsTroubleshooting-Normal Operation Sequence of Heater Normal Operation SequenceTroubleshooting-Normal Operation of Heater Power Service Current Temp SET TEMP/TIMETroubleshooting & Service Service Checks Service CHECKS-IGNITION ModuleFlame Sensor Current Check Troubleshooting General Heater Short Cycling Rapid On and Off OperationMinimax NT LOW NOx Heater Single Voltage Description QTY Minimax NT LOW NOx Heater Dual Voltage MiniMax NT Low NOx Dual Voltage Replacement parts Rev. C Rev. C Rev. C MiniMax NT Low NOx Heaters Limited Warranty