Motors & Blowers
Thermostats
Breakers
Pilot & Ignitors
All products
New
Gas Ignition Control Board - replacement for Carrier LH33WP003/3A control boards
Specifications:
- Control Voltage: 24 VAC (18-30 VAC), 60Hz
- Line Voltage: 208/230 VAC, 60Hz
Timing:
- Pre-Purge: 45 seconds
- Trial for Ignition: 5+2 seconds
- Retry Period: Every 20 seconds for 15 minutes
- Lockout: Manual reset
- Post-Purge: 45 seconds
LED Indicators:
- Red LED: Steady ON-normal operation.
Flashing-fault codes Inputs:
- Power: RT and C
- Thermostat Interface: R,W, and G
- Safety Switches: RS, LS, and CS
- Combustion Motor Hall Effect Sensor
Flame Sensing Outputs:
- Spark - Gas Valve: GV
- Combustion Motor: CM
- Blower Motor: BM
- Indoor Fan Motor: IFO
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
 Line (98/132 VAC) @ 60 Hz
Specs
| Product Type: | Control Board |
|---|---|
| Control Voltage: | 24 VAC @ 60 Hz |
| Line Voltage: | 208/230 VAC @ 60 Hz |
| Power Consumption: | 0.3A |
| Operating Temp Range: | -40° to 176°F |
Â
Reviews
Clear filtersThere are no reviews yet.