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Nordyne 920915 Circuit Board for G7/M7 is an OEM furnace control board for specified G7 and M7 models, used to manage blower, inducer, ignition, and safety inputs.
Key Features:
- OEM control board
- For G7/M7 series where specified
- Factory part number 920915
Compatibility & Applications:
- For units that list 920915 in the parts catalog.
- Controls ignition sequence, inducer, blower speeds, and safeties per design.
Installation & Operation Notes:
- Disconnect power. Transfer wires per schematic, mount on standoffs, and perform functional checks after installation.
Maintenance & Troubleshooting:
- Confirm diagnostics indicate control failure before replacement.
- Inspect connectors and grounds for corrosion or heat.
- Robust Push Terminals
- Common-Sense LEDs
- Clean, Professional Installation
- Smaller Footprint
- Variable-Speed Fan Control
- Includes HZ311 TrueZONE panel, AT140 40VA transformer, C7735A discharge air sensor
Product Specifications
- Stages: Single Stage
- Operating Voltage: Input 24 Vac, 60 Hz
- Line Voltage: 115-230 Vac, 60 Hz
- Inducer Motor/Blower Motor: PSC
- Ambient Operating Temperature: -40 to 175°F (-40 to 80°FC)
- Humidity Range: 5% to 95% relative humidity (non-condensing)
Product Specifications:
- Description: 1/2 in. NPT x 1/2 in. NPT Intermittent Hot Surface Pilot Ignition SmartValve Control with fast-fast opening and 3.4 in. wc pressure regulator setting
- Flame Sense: Electrode
- Type of Gas: Natural
- Ignition System Type: Intermittent Hot Surface Pilot Ignition
- Ignition Sequence: Intermittent Pilot
- Ignition Source: Pilot
- Ignition Trials To Lockout: Continuous Retry
- PrePurge: None
- Body Pattern: Straight-through
- Opening Characteristics: Fast-Fast Opening
- Ignition Trial Time (sec): 90 sec
- Electrical Ratings: 24 Vac
- Frequency: 60 Hz; 50 Hz
- Flame Failure Response Time (sec): 1.6 sec @ 3 µA
- Ambient Temperature Range (F): -40 F to +175 F
- Ambient Temperature Range (C): -40 C to +79 C
- Pressure Regulator Setting (psi): 3.4 in. wc
- Pressure Regulator Setting (kPa): 0.87 kPa
- Pressure Ratings (psi): 1/2 psi
- Pressure Ratings (kPa): 3.45 kPa
- Inlet/Outlet Size (in.): 1/2 in. NPT x 1/2 in. NPT
- Maximum Capacity (ft³/hr): 200 ft³/hr
- Maximum Capacity (m³/hr): 5.7 m³/hr
- Minimum Capacity (ft³/hr): 20 ft³/hr
- Minimum Capacity (m³/hr): 0.6 m³/hr
- Maximum Capacity at 1 in. P.D. (ft³/hr): 150 ft³/hr
- Maximum Capacity at 1 in. P.D. (m³/hr): 4.2 m³/hr
- Pilot Gas Outlet: Yes
- Typical Ignition Hardware: Q3450
- Approvals, American Gas Association IAS: IAS Design Certified: C2030017
Maintenance & Troubleshooting:
- This capacitor is typically replaced when diagnostics indicate a run capacitor is out of specification or when motor operation issues are traced to the dual run capacitor (diagnostic procedures are not provided in the supplied sources).
- If issues persist after replacement, confirm the installed capacitor matches the required MFD and voltage ratings and that all connections are correct per the equipment documentation.
Certifications & Compliance:
- Manufacturer listing states UL & cUL for these capacitors.
User Reviews & Q&A Summary:
- Review themes commonly describe it as a correct replacement capacitor that restores cooling operation when a failed capacitor is replaced.
- Many comments focus on getting the right part quickly and returning equipment to service, with frequent notes about straightforward replacement once the correct rating is confirmed.
Product Highlights
120v, 24V
Specs
| Voltage: | 120v 24V |
|---|---|
| Pre-Purge Time: | 30 Seconds |
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