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HK42FZ086 is an official OEM Control Board for Carrier HVAC equipment
Product Features
- Universal Furnace Electronic Fan Timer control for single stage furnaces with PSC inducer and blower motors
- Works with non-integrated furnace controls or intelligent gas valves
- Six mounting hole options
- Harnesses with terminal flags for easy wiring
- Terminals are labeled to match multiple existing boards
- Transformer connections offer 1/4" and 3/16" terminals
- Tri-Color LED displays status and fault codes
- Exclusive fault recall button
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
Propane, Natural Gas 
1/2" 
1/2" 
24VSpecs
| Application: | Fan Control |
|---|---|
| Frequency: | 60 Hz |
| Heat Blower ON Delay: | 30 Seconds 60 Seconds |
| Heat Blower OFF Delay: | 120 Seconds 180 Seconds 150 Seconds 60 Seconds |
| Cool Blower OFF Delay: | 60 Seconds 30 Seconds |
Reviews
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