Amana GUCA Installation Instructions Manual page 3

XII. Gas Supply and Piping ......................................................................................................................................... 27
GENERAL ........................................................................................................................................................................................................... 27
High Altitude Derate .................................................................................................................................................................................... 27
Propane Gas Conversion ............................................................................................................................................................................ 27
Gas Valve .................................................................................................................................................................................................... 27
GAS PIPING CONNECTIONS ............................................................................................................................................................................ 27
General ........................................................................................................................................................................................................ 27
Direct/Standard Inlet Piping ........................................................................................................................................................................ 29
Indirect/Alternate Inlet Piping ...................................................................................................................................................................... 29
Gas Piping Checks ..................................................................................................................................................................................... 29
Propane Gas Piping Charts ........................................................................................................................................................................ 30
Propane Gas Tanks and Piping .................................................................................................................................................................. 31
XIII. Circulating Air & Filters ....................................................................................................................................... 31
DUCTWORK - AIR FLOW .................................................................................................................................................................................. 31
FILTERS - READ THIS SECTION BEFORE INSTALLING THE RETURN AIR DUCTWORK .......................................................................... 31
UPRIGHT INSTALLATIONS ............................................................................................................................................................................... 32
HORIZONTAL INSTALLATIONS ......................................................................................................................................................................... 32
XIV. Startup Procedure & Adjustment ........................................................................................................................ 32
HEAT ANTICIPATOR SETTING ......................................................................................................................................................................... 32
DRAIN TRAP PRIMING ...................................................................................................................................................................................... 32
FURNACE OPERATION ..................................................................................................................................................................................... 32
Furnace Startup .......................................................................................................................................................................................... 32
Furnace Shutdown ...................................................................................................................................................................................... 33
GAS SUPPLY PRESSURE MEASUREMENT ................................................................................................................................................... 33
White-Rodgers 36F22 Gas Valve ............................................................................................................................................................... 33
White-Rodgers 36G22 Gas Valve .............................................................................................................................................................. 34
GAS MANIFOLD PRESSURE MEASUREMENT AND ADJUSTMENT ............................................................................................................ 34
White-Rodgers 36F22 Gas Valve ............................................................................................................................................................... 34
White-Rodgers 36G22 Gas Valve .............................................................................................................................................................. 34
GAS INPUT RATE MEASUREMENT (NATURAL GAS ONLY) ......................................................................................................................... 35
TEMPERATURE RISE ........................................................................................................................................................................................ 35
CIRCULATOR BLOWER SPEEDS ..................................................................................................................................................................... 36
BLOWER HEAT OFF DELAY TIMINGS ............................................................................................................................................................. 36
XV. Normal Sequence of Operation ............................................................................................................................ 38
POWER UP ......................................................................................................................................................................................................... 38
HEATING MODE ................................................................................................................................................................................................. 38
COOLING MODE ................................................................................................................................................................................................ 38
FAN ONLY MODE ............................................................................................................................................................................................... 38
XVI. Operational Checks ............................................................................................................................................. 38
BURNER FLAME ................................................................................................................................................................................................ 38
PRIMARY LIMIT .................................................................................................................................................................................................. 39
XVII. Safety Circuit Description .................................................................................................................................. 39
GENERAL ........................................................................................................................................................................................................... 39
INTEGRATED CONTROL MODULE .................................................................................................................................................................. 39
PRIMARY LIMIT .................................................................................................................................................................................................. 39
AUXILIARY LIMIT ............................................................................................................................................................................................... 39
ROLLOUT LIMIT ................................................................................................................................................................................................. 39
PRESSURE SWITCHES .................................................................................................................................................................................... 39
FLAME SENSOR ................................................................................................................................................................................................ 39
XVIII. Troubleshooting ................................................................................................................................................. 40
ELECTROSTATIC DISCHARGE (ESD) PRECAUTIONS .................................................................................................................................. 40
DIAGNOSTIC CHART ......................................................................................................................................................................................... 40
RESETTING FROM LOCKOUT ......................................................................................................................................................................... 40
XIX. Maintenance ......................................................................................................................................................... 40
ANNUAL INSPECTION ....................................................................................................................................................................................... 40
FILTERS .............................................................................................................................................................................................................. 40
Maintenance ................................................................................................................................................................................................ 40
Filter Removal ............................................................................................................................................................................................. 43
UPRIGHT UPFLOW FILTER REMOVAL ............................................................................................................................................... 43
HORIZONTAL UNIT FILTER REMOVAL ................................................................................................................................................ 43
MEDIA AIR FILTER OR ELECTRONIC AIR CLEANER REMOVAL ...................................................................................................... 43
BURNERS ........................................................................................................................................................................................................... 43
INDUCED DRAFT AND CIRCULATOR BLOWERS ........................................................................................................................................... 43
CONDENSATE TRAP AND DRAIN SYSTEM (QUALIFIED SERVICER ONLY) ............................................................................................... 44
FLAME SENSOR (QUALIFIED SERVICER ONLY) ........................................................................................................................................... 44
FLUE PASSAGES (QUALIFIED SERVICER ONLY) ......................................................................................................................................... 44
XX. Before Leaving an Installation ............................................................................................................................. 44
XXI. Repair &Replacement Parts ................................................................................................................................ 44
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