LAARS NeoTherm NTV (Sizes 399-850 MBTU/h) - Service Manual - Manual (Page 3)

Service Manual - NeoTherm 500
How to Use This Manual
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How to Use the Troubleshooting Information
This manual is divided into five main sections:
Section A - Troubleshooting Instructions
Section B - Troubleshooting Procedures
Section C - Combustion
Section D - NeoTherm Control System
Appendix
Start the troubleshooting process using the charts in Section A. The
instructions in Section A will lead you to more detailed procedures in
Section B.
Section C covers possible combustion problems and the combustion
setup procedure.
For details on the User Interface used on your unit, see Section D.
If the unit presents a Hold or Lockout message, you can get more infor-
mation from the listing in the Appendix.
Contact Laars Technical Support if you can’t diagnose the problem using
the information in this manual:
LAARS Product Support
Phone: (800) 900-9276
(603) 335-6300
Fax: (800) 335-3355