amana high efficiency furnace manual

The Amana High Efficiency Furnace is a reliable heating system designed for optimal energy efficiency and performance. Featuring advanced combustion technology, variable-speed blower motors, and smart thermostat compatibility, these furnaces provide consistent comfort while reducing energy costs. Below are key sections covering safety, features, installation, operation, maintenance, and troubleshooting.

Features at a Glance

Key components: High-efficiency heat exchanger, variable-speed blower motor, electronic ignition system, pressure switches, flame sensor, and smart control board.

Installation Requirements

Professional installation required. Ensure proper clearances and venting.

1. Location: Install in dry, well-ventilated area with proper clearances to combustibles.
2. Venting: Use approved PVC piping for intake and exhaust vents.
3. Gas Connection: Use proper pipe size and thread sealant for gas line connection.
4. Electrical: Connect to dedicated 120V circuit with proper grounding.
5. Drain Line: Install condensate drain line with proper slope and trap.

WARNING! Installation must be performed by qualified HVAC technician. Improper installation can cause fire, explosion, or carbon monoxide poisoning.

First-Time Setup

Initial startup and configuration by qualified technician.

1. Gas pressure check: Verify incoming and manifold gas pressures are within specifications.
2. Venting verification: Ensure proper draft and vent pipe installation.
3. Electrical connections: Check all wiring connections and voltage.
4. Blower speed: Set appropriate blower speeds for heating mode.
5. Thermostat configuration: Program thermostat for optimal operation.
6. System test: Run complete system test and check for proper operation.

CAUTION! Only qualified service personnel should perform initial startup and adjustment procedures.

Technical Specifications

• Efficiency Rating: Up to 98% AFUE
• Heating Capacity: 40,000 to 120,000 BTU/h models available
• Blower Motor: Variable-speed ECM
• Voltage: 120V AC, 60Hz
• Gas Type: Natural gas or LP (with conversion kit)
• Venting: PVC, CPVC, or ABS pipe (check local codes)
• Sound Level: As low as 65 dB on high stage
• Warranty: Limited lifetime warranty on heat exchanger
• Dimensions: Varies by model (check specific model documentation)
• Weight: 120-180 lbs depending on model

Controls and Settings

Integrated control board with LED status lights and diagnostic codes.

Control Board: Features diagnostic LED that flashes error codes for troubleshooting. DIP switches for configuration settings.

Thermostat Settings: Compatible with most 24V thermostats. Recommended settings: Heat mode, Fan Auto/On, Temperature setpoint. Advanced Features: Two-stage heating operation, variable fan speeds, smart recovery technology. Safety Controls: Limit switches, pressure switches, flame rollout protection, igniter control.

Venting and Airflow

Direct vent system using PVC piping for intake and exhaust.

1. Vent Pipe: Use approved PVC, CPVC, or ABS pipe per local codes.
2. Clearances: Maintain proper clearances from windows, doors, and air intakes.
3. Slope: Ensure proper slope back to furnace for condensate drainage.
4. Terminations: Use approved vent terminations with proper spacing.
5. Air Filter: Install proper size air filter and check monthly.

Tip: Regular filter changes maintain airflow and system efficiency.

Operating Instructions

Normal operation through thermostat control.

1. Thermostat Setting: Set thermostat to desired temperature in HEAT mode.
2. System Startup: Furnace will initiate ignition sequence when heat is called.
3. Normal Operation: Blower will start after warm-up period; system will cycle as needed.
4. Fan Operation: Set fan to AUTO for normal operation or ON for continuous airflow.
5. Temperature Adjustment: Adjust thermostat setpoint as needed for comfort.
6. System Shutdown: Set thermostat to OFF position when heating not required.

WARNING! Never adjust gas valve or limit settings. Contact qualified technician for adjustments.

Maintenance Procedures

Regular maintenance ensures optimal performance and efficiency.

1. Monthly: Check and replace air filter if dirty.
2. Annual: Professional inspection and cleaning recommended.
3. Visual Inspection: Check for soot, corrosion, or water leaks.
4. Vent System: Inspect vent pipes for obstructions or damage.
5. Drain System: Clean condensate trap and drain line.
6. Electrical: Check all connections and component operation.
7. Combustion: Verify proper combustion and venting.

CAUTION! Turn off power and gas supply before performing any maintenance.

Care & Cleaning

Regular cleaning maintains efficiency and extends system life.

Exterior: Wipe with damp cloth only. Interior: Professional cleaning only. Air Filter: Replace every 1-3 months depending on usage. Burners: Professional cleaning only. Heat Exchanger: Professional inspection and cleaning annually. Drain System: Flush with clean water annually.

CAUTION! Do not use chemical cleaners or water inside furnace cabinet. Keep area around furnace clean and dry.

Regulatory Information

UL listed and ANSI certified. Complies with Department of Energy efficiency standards. Manufactured to meet or exceed industry safety standards. For technical support, contact Amana Customer Service at 1-888-292-6262 or visit www.amana-hac.com. All installations must comply with local building codes and regulations.

Troubleshooting

Reset: Turn power off for 30 seconds then restore. If problem persists, contact technician.

Service: 1-888-292-6262; www.amana-hac.com