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Suburban NT-12S User Manual

Suburban NT-12S
21 pages
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SUBURBAN MANUFACTURING COMPANY
Post Office Box 399
Dayton, Tennessee 37321
SUBURBAN
DYNATRAIL
FURNACES
Service Manual
NT- 12S NT- 16S NT-20S
NT-24SP NT-30SP NT-34SP
NT-25K NT-30K NT-35K
NT-42T

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Suburban NT-12S Specifications

General IconGeneral
BTU/hr12, 000
Fuel TypePropane
Voltage12V DC
BTU Input12, 000
Ignition TypeDirect Spark Ignition
Efficiency90%
Weight23 lbs

Summary

Safety Precautions for Gas Appliances

General Suburban Furnace Service Overview

Furnace Preventative Maintenance Schedule

Important Furnace Operation Cautions

Troubleshooting Furnace Ignition System Issues

Direct Spark Ignition Furnace Troubleshooting

Specific diagnostic steps for furnaces utilizing direct spark ignition technology.

Troubleshooting: No Blower Operation with Heat Call

Troubleshooting: Blower Runs, Burner Won't Light

Troubleshooting: Burner Ignites Then Shuts Off

Addressing Continuous Electrode Sparking

Diagnosing Intermittent Unit Lockouts

Resolving Repeated Module Board Failures

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