LAARS IGE-199C-5(N,X) - Service Manual - Manual (Page 3)

TABLE OF CONTENTS
Section Description Page
- - - Glossary of Terms and Symbols..................................................... 4
I ......................General Information........................................................................ 5
a. How to Use This Manual. ................................................ 6
b. Cut Away illustration. ...................................................... 7
c. Schematic illustration. ..................................................... 8
II .....................Specifications. (General) ................................................................. 9
a. Combustion Specifications.............................................. 11
b. Default Dip Switch Settings............................................. 12
III ....................Main Components. ......................................................................... 13
IV ....................Safety Device Function. .................................................................. 15
V .....................Sequence of Operation................................................................... 17
a. Operation Sequence Flow Chart. .................................... 19
b. Sequence Timing Chart. .................................................. 21
VI ....................Troubleshooting (error messages). ................................................. 23
a. Quick Reference Diagnostic Points. ................................ 25
b. Wiring Diagram ................................................................ 27
c. Troubleshooting Flow Chart. ........................................... 29
d. Trouble Shooting Procedure. .......................................... 34
VII ...................Gas Pressure Setting Procedure. ................................................... 44
VIII ..................Service Procedures. ........................................................................ 46
IX ....................Flushing Procedure for Lime Scale Removal .................................. 52
X .....................Parts Breakdown ............................................................................ 53
Refer to installation and operation manual for the following reference information:
• General Dimensions.
• Piping Recommendations.
• Remote Control Features.
• Water Flow Rates vs Temperature.
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