Water Furnace E Series Manual

The Water Furnace E Series is a high-efficiency geothermal heat pump system designed for residential and light commercial applications. This advanced system provides both heating and cooling capabilities using ground-source technology, featuring variable-speed compressors, smart controls, and energy-efficient operation. Below are key sections covering safety, features, installation, operation, maintenance, and troubleshooting.

Features at a Glance

Key components: Variable-speed compressor, Smart thermostats, Ground loop heat exchanger, Water-to-refrigerant heat exchanger, Control panel with diagnostics.

Installation Guidelines

Unpack and inspect all components. Ensure proper site preparation.

1. Ground loop installation: Install vertical or horizontal ground loops according to site conditions.
2. Unit placement: Position on stable, level surface with adequate clearance.
3. Electrical connections: Connect to proper voltage supply with correct circuit protection.
4. Water connections: Connect ground loop piping and ensure proper flow rates.
5. Thermostat wiring: Connect compatible thermostat following wiring diagram.

WARNING! Installation must be performed by qualified HVAC technician. Ensure all electrical connections are properly grounded.

Initial Setup

Power on system; configure initial settings through thermostat.

1. System initialization: Allow system to complete startup sequence.
2. Thermostat programming: Set temperature preferences and schedules.
3. Mode selection: Choose heating, cooling, or auto mode as needed.
4. Temperature calibration: Verify temperature readings and calibrate if necessary.
5. Test operation: Run system through complete cycle to verify proper function.

CAUTION! Do not attempt setup without proper training. Refer to qualified technician for initial commissioning.

Technical Specifications

• Heating Capacity: 2-6 tons depending on model
• Cooling Capacity: 2-6 tons depending on model
• Efficiency Rating: COP up to 5.3, EER up to 30
• Compressor Type: Variable-speed scroll compressor
• Operating Modes: Heating, Cooling, Auto, Emergency Heat
• Voltage Requirements: 208-230V, 1-phase or 3-phase
• Refrigerant Type: R-410A
• Operating Temperatures: -40°F to 120°F ambient
• Water Flow Rate: 3-11 GPM per ton
• Sound Level: As low as 58 dBA

Controls and Operation

Access system controls via thermostat interface. Control Panel: POWER, MODE, FAN, TEMPERATURE adjustment.

Thermostat Features: POWER, Mode selection, Temperature setting, Fan control, Schedule programming, System status display.

Operating Modes: HEAT, COOL, AUTO, EMERGENCY HEAT. Fan Settings: AUTO, ON, CIRCULATE. Temperature Control: Setpoint adjustment, Temperature hold, Program schedules. System Monitoring: Operating status, Fault codes, Performance data.

System Connections

Ground loop: Water connections. Electrical: Power supply. Control: Thermostat wiring.

1. Turn off power before making any connections.
2. Connect ground loop piping with proper insulation.
3. Wire electrical supply according to local codes.
4. Connect thermostat using appropriate wiring configuration.
5. Verify all connections are secure and properly sealed.

Tip: Ensure power is disconnected and locked out before servicing electrical components.

Maintenance Procedures

Regular maintenance ensures optimal performance and longevity.

1. Air filter replacement: Replace filters every 1-3 months.
2. Coil cleaning: Clean evaporator and condenser coils annually.
3. Water system check: Verify proper flow rates and pressure.
4. Electrical inspection: Check connections and component condition.
5. System performance: Verify operating temperatures and pressures.
6. Control calibration: Verify thermostat accuracy and response.
7. Safety checks: Test high-pressure and temperature limits.
8. Record keeping: Maintain service and maintenance records.

WARNING! Only qualified technicians should perform internal maintenance. Disconnect power before servicing.

Advanced Features

Smart Recovery: Learns heating/cooling patterns for optimal comfort. Variable Speed Operation: Adjusts output to match demand. Diagnostic System: Monitors performance and alerts to issues. Remote Monitoring: Optional connectivity for remote access.

Care & Maintenance

Regular maintenance is essential for optimal performance. Keep area around unit clear of debris.

CAUTION! Do not attempt internal repairs without proper training. Contact qualified service technician for all repairs.

Regulatory Information

UL Certified: Meets UL 1995 standards for heating and cooling equipment. Energy Star: Qualified for Energy Star certification. AHRI Certified: Performance ratings certified by AHRI. EPA Compliance: Meets all applicable EPA regulations for refrigerants. For technical support, visit www.waterfurnace.com or contact 1-800-934-3676.

Troubleshooting

Reset: Thermostat > System > Reset if available.

Service: 1-800-934-3676; www.waterfurnace.com