3
TABLE OF CONTENTS
1. WARNINGS ............................................................. 4
2. INTRODUCTION ..................................................... 5
3. INSTALLATION CONSIDERATIONS ................... 5
4. WATER CHEMISTRY ............................................. 5
5. ELECTRICAL CONNECTIONS ............................ 8
6. WATER CONNECTIONS ....................................... 9
7. PRESSURE DROP ................................................. 9
8. CONTROLS & INDICATOR LAMPS (ANALOG
MODELS) ................................................................. 9
9. SYSTEM START-UP ............................................. 10
10. CONTROLS (DIGITAL MODELS) ....................... 11
11. DIGITAL CONTROLS OPERATING
INSTRUCTIONS ................................................... 11
11
11
11
11
12. HEAT/COOL OPERATION (MODELS 6350HC
AND 8350HC ONLY) ............................................. 11
13. SYSTEM START-UP ............................................. 12
14. SEASONAL START-UP ANNUAL CHECK ....... 12
15. SUMMER SHUTDOWN ........................................ 12
16. FREEZE PROTECTION ....................................... 12
17. MAINTENANCE .................................................... 12
18. TROUBLESHOOTING ......................................... 13
19. SERVICE CALL VERIFICATION ........................ 14
20. PLUMBING DIAGRAMS ...................................... 15
21. WIRING DIAGRAMS ............................................ 19
19
22. INSTALLING A REMOTE CONTROL DEVICE ON
ANALOG HEATERS ............................................. 24
23. INSTALLING A REMOTE CONTROL DEVICE ON
DIGITAL HEATERS .............................................. 24
24. ILLUSTRATED PARTS LIST ............................... 25
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