Allanson 2721-628G

Allanson Ignition Transformer User Manual

Model: 2721-628G for Becket A, AF, AFG Burners

Zavedení

This manual provides essential information for the safe and effective installation, operation, and maintenance of the Allanson Ignition Transformer, Model 2721-628G. This transformer is specifically designed for use with Becket A, AF, and AFG series oil burners. Please read this manual thoroughly before attempting any installation or service.

Bezpečnostní informace

VAROVÁNÍ: Electrical shock hazard. Installation and servicing of this product must be performed by a qualified technician. Disconnect all power to the burner and heating system before installing, servicing, or removing the ignition transformer.

Konec produktuview

The Allanson Ignition Transformer (Model 2721-628G) is a critical component in oil burner systems, responsible for generating the high voltage required to ignite the fuel. It converts standard line voltage to a high-voltage spark, ensuring reliable ignition.

Allanson Ignition Transformer, front view s popiskem

This image shows the Allanson Ignition Transformer, Model 2721-628G, from a front-top perspective. The primary label is visible, indicating "PRIMARY 120 V 60 HZ 250 VA" and "SECONDARY 10,000 V 23 MA". Two high-voltage terminals with springs are visible at the top, along with input wires extending from the sides. The unit is black with a green circular sticker on the side.

Allanson Ignition Transformer, side view

Tento obrázek zobrazuje boční stranu view of the Allanson Ignition Transformer. One of the high-voltage terminals with its spring is clearly visible, along with the input wiring. The mounting bracket is also visible on the side, and the green circular sticker is prominent on the main body of the transformer.

Nastavení a instalace

Installation of the ignition transformer should only be performed by a qualified HVAC technician or electrician. Incorrect installation can lead to equipment damage, fire, or serious injury.

  1. Odpojení napájení: Before starting, ensure all electrical power to the oil burner and heating system is completely disconnected at the main service panel. Verify with a voltage tester.
  2. Access Old Transformer: Locate the existing ignition transformer on your Becket A, AF, or AFG burner. Note its mounting position and wiring connections.
  3. Odpojit kabeláž: Carefully disconnect the primary (low voltage) and secondary (high voltage) wiring from the old transformer. Label wires if necessary to ensure correct reconnection.
  4. Demontáž starého transformátoru: Unmount the old transformer from its bracket or housing.
  5. Montáž nového transformátoru: Mount the new Allanson 2721-628G transformer in the same location and orientation as the old one. Ensure it is securely fastened.
  6. Připojení kabeláže:
    • Connect the primary (120V) input wires to the designated terminals on the new transformer. Refer to the burner's wiring diagram for specific connections.
    • Connect the secondary (high voltage) output wires to the electrodes of the oil burner. Ensure a secure and proper connection to the spark gap.
  7. Ověřte připojení: Double-check all wiring connections for tightness and correctness according to the burner's specifications. Ensure no wires are pinched or exposed.
  8. Obnovení napájení a testování: Once all connections are secure and verified, restore power to the burner. Initiate a call for heat and observe the ignition sequence. The transformer should produce a strong, consistent spark.

Princip fungování

The Allanson Ignition Transformer operates by stepping up the incoming 120V AC line voltage to a high voltage (10,000V) at a low current (23mA). This high voltage is then applied across the burner electrodes, creating an electrical arc (spark) that ignites the atomized fuel oil. The transformer is designed for intermittent duty, meaning it only operates during the ignition cycle of the burner, typically for a few seconds until stable combustion is established.

Údržba

Regular maintenance helps ensure the longevity and reliable operation of your ignition transformer. All maintenance should be performed by a qualified technician with power disconnected.

Odstraňování problémů

If your oil burner is experiencing ignition issues, the ignition transformer may be a contributing factor. Always ensure power is disconnected before inspecting components.

ProblémMožná příčinaŘešení
No Spark at Electrodes
  • No power to transformer
  • Uvolněné nebo odpojené kabely
  • Internal transformer failure
  • Faulty primary control
  • Zkontrolujte jistič a zapojení.
  • Zkontrolujte a zajistěte všechna připojení.
  • Test transformer with a high-voltage tester (qualified technician only). Replace if faulty.
  • Consult burner manual for primary control troubleshooting.
Weak or Intermittent Spark
  • Dirty or improperly gapped electrodes
  • Contaminated transformer terminals
  • Aging or failing transformer
  • Clean and adjust burner electrodes.
  • Clean transformer terminals and high-voltage dráty.
  • Test transformer output. Replace if output is low.
Transformer Overheating/Humming
  • Short circuit in secondary wiring or electrodes
  • Internal transformer fault
  • Operating beyond rated duty cycle
  • Inspect electrodes and high-voltage wiring for shorts.
  • Vyměňte transformátor.
  • Ensure primary control is cycling transformer correctly.

Pokud kroky k řešení problému nevyřeší, doporučuje se kontaktovat kvalifikovaného technika HVAC pro další diagnostiku a opravu.

Specifikace

AtributDetail
ZnačkaAllanson
Číslo modelu2721-628G
Primární svtage120 V
Frekvence60 Hz
Primary VA250 VA
Sekundární svtage10,000 V
Sekundární proud23 mA
Rozměry balení7.2 x 5.55 x 5.43 palce
Hmotnost položky7.69 libry
VýrobceAllanson
Specifikace splněnaETL

Informace o záruce

Specific warranty terms for the Allanson Ignition Transformer (Model 2721-628G) are provided by the manufacturer, Allanson. Please refer to the warranty documentation included with your purchase or visit the official Allanson webPodrobné informace o záručním krytí, době trvání a postupu při reklamaci naleznete na webových stránkách. Uschovejte si doklad o koupi pro účely záruky.

Zákaznická podpora

For technical assistance, installation questions, or troubleshooting beyond the scope of this manual, please contact a qualified HVAC professional or refer to the official Allanson support channels. Contact information for Allanson can typically be found on their official webmístě nebo na obalu produktu.

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