Product Overview
PVI Industries 107774 Hot Surface Ignitor
The PVI Industries Hot Surface Ignitor 107774 is a replacement ignition component used in gas-fired heating equipment to initiate burner ignition. This hot surface ignitor heats to ignition temperature when energized, allowing the burner to light as part of the combustion sequence. According to the manufacturer drawing, PVI part number 107774 corresponds to Norton MB478843 and is identified for use in PVI Low NOx TurboPower equipment.
Part Details:
- Genuine PVI Industries Hot Surface Ignitor 107774 replacement ignition component
- Corresponds to Norton MB478843
- Identified by PVI documentation for Low NOx TurboPower system applications
- Ignites fuel in HVAC systems as part of the burner ignition sequence
- Electrical resistance specification: 40 to 75 ohms
- Operating current: 4.25-4.75 amps
- Reaches approximately 1800°F within 17 seconds at 102 ±1 volts
- M-shaped heating element configuration
- 2-inch element length
- 1-inch mounting base height
- Physical dimensions and configuration support identification and replacement verification for PVI 107774 applications
Documentation:
FAQs:
Q: What is the PVI Industries 107774 Hot Surface Ignitor?
A: The PVI Industries 107774 Hot Surface Ignitor is an ignition component used in gas-fired equipment. It heats during the ignition cycle to ignite the fuel-air mixture and initiate burner operation.
Q: What does the hot surface ignitor do?
A: A hot surface ignitor generates heat when energized, creating the ignition source needed for burner startup. It is a critical part of the equipment's combustion sequence.
Q:What is the PVI part number for this ignitor?
A: The manufacturer part number for this component is 107774.
Q: Does PVI 107774 cross-reference to another part number?
A: Yes. Manufacturer documentation identifies PVI 107774 as corresponding to Norton MB478843.
Q: What style of ignitor is used in the PVI 107774?
A: The ignitor uses an M-shaped heating element design.
Q: What is the element length of the PVI 107774 ignitor?
A: Available product specifications list an element length of approximately 1-7/8 inches to 2 inches.
Q: What type of equipment uses the PVI 107774 Hot Surface Ignitor?
A: Manufacturer documentation identifies this ignitor for use in PVI Low NOx TurboPower equipment. A complete model compatibility list was not provided in the available sources.
Q: How can I verify that PVI 107774 is the correct replacement part?
A: Verify the manufacturer part number on the existing component or consult the equipment documentation for the approved ignitor part number. Some manufacturers note that factors such as model, serial number, voltage, and fuel type may affect compatibility.
Q: Is the PVI 107774 an OEM replacement part?
A: Yes. Distributor listings identify the 107774 as a genuine OEM replacement part from PVI.
Q: What are common signs that a hot surface ignitor may need replacement?
A: A hot surface ignitor may require inspection or replacement if the burner fails to ignite, the ignitor does not glow during startup, or the ignitor element is visibly cracked or damaged. This is a general maintenance question commonly associated with hot surface ignitors; however, the supplied sources do not provide model-specific diagnostic guidance for PVI 107774.
Q: What electrical characteristics are associated with the PVI 107774 ignitor?
A: Manufacturer documentation identifies the ignitor with a resistance range of 40-75 ohms, an operating current of 4.25-4.75 amps, and a surface temperature reaching approximately 1800°F within 17 seconds at 102 ±1 volts. (Based on the supplied technical sheet information.)
Q: an the PVI 107774 be replaced with a universal ignitor?
A: The supplied sources do not identify an approved universal replacement. For replacement purposes, the recommended match is the OEM part number 107774 or its documented cross-reference Norton MB478843.
