Thermo Products OPB (24 User Manual

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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