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All installations and services must be performed by qualified service personnel.
Contents
SECTION PAGE
VI. DEALER MAINTENANCE ................................................................ ……... 45
A. General Inspection ...................................................................... ……... 45
B. Heat Exchanger ........................................................................………. 46
1. Disassembly to Access Heat Exchanger ...............................……… 46
2. Heat Exchanger Reassembly................................................……… 48
3. Operational Check ..................................................................…….. 49
C. Electrical System ...........................................................................……. 49
D. Supply/Return Air Blower .............................................................……... 50
E. Supply/Return Air Filter ................................................................…….. 50
1. Filter Maintenance ...................................................................…….. 50
2. Filter Replacement ...................................................................……. 50
F. Extended Appliance Shutdown ....................................................……... 51
VII. HOMEOWNER/USER INFORMATION AND ROUTINE MAINTENANCE ..53
VIII. TROUBLESHOOTING .........................................................................…… 57
A. Heating System ................................................................................….. 57
B. Cooling System .................................................................................…. 58
IX. REFERENCES .......................................................................................…. 60
X. APPENDIX A: SOURCES FOR REFERENCED STANDARDS .............…. 61
XI. APPENDIX B: CALCULATIONS ...........................................................….. 62
XII. APPENDIX C: ELECTRICAL SCHEMATIC AND CONNECTION DIAGRAM
.................................................................................................................…. 74
XIII. APPENDIX D: SEQUENCE OF OPERATIONS ....................................….. 75
XIV. APPENDIX E: TROUBLESHOOTING FLOWCHARTS .........................….. 77
XV. APPENDIX F: SPECIFICATION SHEETS .............................................…. 86
XVI. APPENDIX G: REPLACEMENT PARTS ...............................................….. 87
XVII. APPENDIX H: OPB HEATING AND COOLING TEST FORM ...............…. 89
WARRANTY …………………………………………………………………….. 90
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