Technical data

INSTALLATION, OPERATION & MAINTENANCE
ii
TABLE OF CONTENTS
- Continued
Chapter/Paragraph Page
4.8 GAS MAINS AND CONNECTION 4-3
5 ELECTRICAL 5-1
5.1 ELECTRICAL CONNECTIONS 5-1
5.2 D.H.W. STORAGE TANK 5-2
5.3 ENABLE/DISABLE 5-2
5.4 INSTALLATION OF SENSORS 5-2
6 BOILER OPERATION 6-1
6.1 GENERAL DESCRIPTION AND OPERATION 6-1
6.2 MODULATION THEORY 6-1
6.3 IGNITION SEQUENCE 6-2
6.4 MODES OF OPERATION 6-2
6.4.1 INDOOR/OUTDOOR RESET 6-2
6.4.2 0 TO 10 VOLT REMOTE SET-POINT 6-3
6.4.3 CONSTANT SET-POINT 6-3
6.4.4 BOILER OPERATION IN CASE OF TROUBLESHOOTING
(MANUAL MODE)
6-3
6.5 MODULEX BOILER INITIAL STARTUP 6-3
6.5.1 TOOLS & INSTRUMENTION REQUIRED FOR COMBUSTION
CALIBRATION
6-4
6.5.2 INSTALLATION OF SUPPLY GAS MANOMETER 6-4
6.5.3 PREPARING THE FLUE FOR USE WITH THE COMBUSTION
ANALYZER
6-5
6.5.4 COMBUSTION CALIBRATION 6-6
6.6 UNIT REASSEMBLY 6-8
7 MAINTENANCE 7-1
7.1 MAIN FEATURES 7-1
APPENDIX A
TEMPERATURE SENSOR RESISTANCE CHART A-1
APPENDIX B
MODULEX PARTS LIST B-1