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Need help?Do you have a question about the Amana APGM5 M Series and is the answer not in the manual?
Guidance for installers before unit installation, emphasizing familiarization with manual and safety warnings.
Information for owners regarding the warranty certificate and keeping the manual for future reference.
Instructions on how to order replacement parts, including unit model and serial numbers.
Essential warnings to prevent property damage, personal injury, or death related to installation, operation, and maintenance.
Steps for inspecting units upon arrival and procedures for filing claims for transportation damage.
General installation requirements for unit placement, clearances, and environmental considerations.
Specific guidelines for installing the unit on a ground-level base, including base preparation and clearance.
Requirements for rooftop installations, focusing on structural support, safety, and level positioning.
Specific instructions for installing roof curbs, including structural support and ductwork integration.
Guidelines for adjusting gas input for installations above 2000 feet in the U.S., including derating and conversion kits.
Instructions for installing gas piping, including material selection, unions, drip legs, and shut-off valves.
Procedures for checking gas connections and pressure testing to ensure safety and proper operation.
Specific considerations for propane gas installations, including tank and piping, pressure, and conversion kits.
Guidelines for optimal thermostat placement to ensure accurate temperature readings and airflow circulation.
Instructions for wiring and configuring single-stage thermostats, including stage delay jumper settings.
How to connect wiring for an alternate FAN ONLY blower speed using the ECM motor interface.
Instructions for wiring an optional dehumidistat to enable enhanced dehumidification features.
Procedures for converting airflow from horizontal to down-discharge or high static, and adjusting blower speed.
Requirements for designing duct systems and register sizes, adhering to industry standards and ensuring proper airflow.
Importance of filter maintenance, replacement, and cleaning to prevent equipment damage and maintain efficiency.
Steps for installing the flue hood exhaust assembly to ensure proper venting of combustion gases.
Instructions for installing the combustion air intake hood to ensure adequate air supply for the burners.
How to connect the 3/4" NPT drain connection for condensate piping, requiring an external trap.
Detailed steps for the unit's heating operation sequence, from thermostat call to burner ignition and fan operation.
Description of the unit's cooling operation sequence, including compressor, outdoor fan, and indoor blower engagement.
How the unit operates when only the fan is called for by the thermostat, including blower speed activation.
Explanation of the rollout protection device, its function, and manual reset procedures with safety warnings.
Information on the secondary limit control, its tripping causes, and automatic reset functionality.
Essential checks to perform before starting the unit, including gas and electrical supply, thermostat settings, and component inspection.
Procedures for checking gas supply pressure and manifold pressure, including leak detection and adjustment.
Detailed steps for measuring and adjusting gas manifold pressure for both low and high fire stages.
Method for measuring the natural gas input to the unit, ensuring it does not exceed the rating plate value.
Visual inspection criteria for main burner flames, focusing on stability, color, and pattern.
Procedure for checking the temperature rise through the unit, ensuring it is within specified ranges.
Procedure for testing total external static pressure to determine if airflow is proper and identify potential issues.
Instructions on how to adjust blower speed using DIP switches for optimal airflow based on installation conditions.
How to check the operation of limit controls by temporarily restricting airflow and observing unit response.
Steps to safely shut down the unit for maintenance or servicing, involving thermostat and power controls.
Steps to initiate cooling operation, including checking outdoor temperature and making adjustments.
Method for checking refrigerant subcooling at the condenser to ensure proper unit charge.
Procedure for checking refrigerant superheat on the suction line to verify proper charge and TXV operation.
How to adjust superheat for TXV systems, making small increments to stabilize pressures.
Interpreting diagnostic LED flashes from the ignition control to identify operational faults and error codes.
How to recall the last five detected faults using the diagnostic LED and push-button switch.
Troubleshooting steps for heating issues, including internal control failure and external lockout conditions.
Diagnosing faults related to pressure switches stuck open or closed, and their diagnostic codes.
Troubleshooting primary limit faults, flame detection with gas valve closed, and low flame signal conditions.
Identifying cooling issues like compressor short cycling and high pressure/loss of charge switch faults.
Instructions for homeowners on checking, cleaning, or replacing air filters to maintain system efficiency and prevent damage.
Recommendation for using automotive wax to maintain the unit's cabinet finish.
Instructions for cleaning the outdoor coil, emphasizing the need for a qualified servicer to avoid damage.
How to clean the flame sensor with steel wool to ensure a stable microamp signal for proper ignition.
Steps for cleaning the unit's flue passages, including burner assembly removal and heat exchanger tube cleaning.
Procedure for cleaning burner inserts and the inside of burners, involving manifold removal and burner rotation.
Visual check of main burner flames for proper adjustment, stability, color, and pattern.
A list of functional parts available for ordering, with advice on providing unit model and serial numbers.
A chart detailing red and amber LED signals from the ignition control and their corresponding operational status or fault conditions.
A graphical representation of the timing sequence for various components during heating operation.
A graphical representation of the timing sequence for various components during cooling operation.
Table showing the physical dimensions (W, D, A, B) and chassis size for different APGM5 models.
Table detailing the supply and return duct opening dimensions (W, D, A, B) for various APGM5 models.
Explanation of component abbreviations used in the wiring diagram and important wiring notes for installation and service.
Tables detailing blower performance (CFM, Rise) for various models across different speed taps and heating/cooling stages.
Tables showing CFM output for different models based on DIP switch settings for heating and cooling.
Guide on configuring DIP switches for single-stage and two-stage thermostats, including airflow adjustments.
Instructions for homeowners on checking, cleaning, or replacing air filters to maintain system efficiency and prevent damage.
Recommendations for a qualified servicer to inspect the unit before heating/cooling seasons, checking key components and safety items.
Checklist items for verifying electrical connections, voltages, amperages, and external static pressures.
Checklist items for measuring temperatures (return/supply air, outdoor air) and gas pressures (inlet, manifold).
Checklist items for superheat/subcooling, wire routing, draining, tubing, and component tightness.
General| Series | APGM5 M Series |
|---|---|
| Fuel Type | Natural Gas |
| Configuration | Upflow/Horizontal |
| Heating Capacity | 40, 000 - 120, 000 BTU/h |
| Vent Type | Direct Vent |
| Thermostat Compatibility | Standard |
| Warranty | Limited Lifetime Warranty on Heat Exchanger, 10-Year Limited Warranty on Parts |
