Pentair MiniMax NT LN User Manual

Rev. E 4-19-05 P/N 472089
1
1
MiniMax NT
®
LN Series
Pool & Spa Heaters
OPERATION & INSTALLATION MANUAL
WARNING
U.S. Patent Numbers
6,295,980
5,318,007 - 5,228,618
5,201,307 - 4,595,825
Pentair Water Pool and Spa, Inc.
1620 Hawkins Ave., Sanford, NC 27330 • (919) 566-8000
10951 W. Los Angeles Ave., Moorpark, CA 93021
• (805) 523-2400
1
To
Consumer
Retain For
Future
Reference
FOR YOUR SAFETY - READ BEFORE OPERATING
•
If you do not follow these instructions exactly, a fire or explosion may result,
causing property damage, personal injury or loss of life.
• Improper installation, adjustment, alteration, service or maintenance can cause
property damage, personal injury or death. Installation and service must be
performed by a qualified installer, service agency or the gas supplier.
• Do not store or use gasoline or other flammable vapors and liquids in the vicinity
of this heater or other appliances.
WHAT TO DO IF YOU SMELL GAS
•
Do not try to light any appliance.
• Do not touch any electrical switch; do not use any phone in your building.
• Immediately call your gas supplier from a neighbor's phone.
Follow the gas supplier's instructions.
• If you cannot reach your gas supplier, call the fire department.
For additional free copies of this manual; call (800) 831-7133.

Pentair MiniMax NT LN Specifications

General

Model	MiniMax NT LN
Category	Swimming Pool Heater
Efficiency	82%
Fuel Type	Natural Gas
Heat Exchanger	Cupro-Nickel
Ignition Type	Electronic Ignition
Warranty	1 Year

Summary

Heater Identification

Heater Identification Number (HIN)

Explains the HIN system and ID designators for Pentair Pool & Spa Heaters.

Introduction and Safety

Introduction, Notices, and Warranty

Covers heater introduction, important notices, and warranty information.

Code Requirements and Consumer Safety

Lists installation code compliance and provides consumer safety guidelines for pool/spa use.

Installation Procedures

Specifications, Plumbing, and Water Connections

Details heater specifications, dimensions, plumbing, by-pass, valves, and water connections.

Gas Connections, Sizing, and Testing

Covers gas line installation, pipe sizing, sediment traps, and pressure testing.

Venting, Air Supply, and Outdoor Installation

Details indoor/outdoor venting, air supply, vent adaptors, and installation clearances.

Electrical Connections and Wiring Diagram

Explains electrical connections, voltage, and provides the unit's wiring diagram.

Operation and Controls

Basic Operation, Ignition, and Safety Controls

Guides on heater operation, ignition, safety controls, and module failures.

Digital Display Temperature Controller (DDTC)

Introduces the DDTC, its display indicators, and setup procedures.

DDTC Indicators, Modes, Setup, and Remote Control

Covers DDTC display indicators, error codes, modes, setup, and remote control operations.

Troubleshooting and Maintenance

Troubleshooting Errors and Issues

Addresses DDTC error codes, general troubleshooting, and ignition module issues.

Maintenance, Seasonal Operation, and Water Chemistry

Covers routine maintenance, energy saving, seasonal operation, and water chemistry.

Replacement Parts

Replacement Parts Listing and Diagram

A detailed list of replacement parts with item numbers and part numbers for different models.