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Einleitung

The Comfort Zone CZ442 will produce a loud screeching noise if the motor is jolted out of alignment. Left in this state, the motor may eventually burn out completely. This guide covers the realignment of the motor.

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  1. How to Realign the Motor in a Space Heater, How to Realign the Motor in a Space Heater: Schritt 1, Bild 1 von 1
    • Before you begin, unplug the heater from the outlet.

    • Remove the four rear Phillips screws. Apply firm pressure when removing all screws to prevent stripping.

  2. How to Realign the Motor in a Space Heater: Schritt 2, Bild 1 von 2 How to Realign the Motor in a Space Heater: Schritt 2, Bild 2 von 2
    • Carefully remove the front heater panel.

  3. How to Realign the Motor in a Space Heater: Schritt 3, Bild 1 von 3 How to Realign the Motor in a Space Heater: Schritt 3, Bild 2 von 3 How to Realign the Motor in a Space Heater: Schritt 3, Bild 3 von 3
    • Remove the four Phillips mounting screws from the heater assembly.

  4. How to Realign the Motor in a Space Heater: Schritt 4, Bild 1 von 2 How to Realign the Motor in a Space Heater: Schritt 4, Bild 2 von 2
    • Slide the top control switch panel out. Be careful not to pull, or apply excess pressure to, any of the wires.

  5. How to Realign the Motor in a Space Heater: Schritt 5, Bild 1 von 1
    • Using pliers, remove the fan’s center mounting nut.

  6. How to Realign the Motor in a Space Heater: Schritt 6, Bild 1 von 1
    • Pull firmly to remove the fan from the motor.

    • Pull from the center of the fan. Do not pull on the fan blades.

  7. How to Realign the Motor in a Space Heater: Schritt 7, Bild 1 von 2 How to Realign the Motor in a Space Heater: Schritt 7, Bild 2 von 2
    • Slightly loosen both of the motor retainer screws about one full rotation.

  8. How to Realign the Motor in a Space Heater: Schritt 8, Bild 1 von 1
    • Push down on the motor bracket and adjust the motor by hand so it spins freely and does not scrape.

  9. How to Realign the Motor in a Space Heater: Schritt 9, Bild 1 von 1
    • Turn the thermostat selector fully clockwise, and the heater selector to “Fan.”

    • Make sure that the heater selector is clearly turned to the "Fan" setting. Any other setting could cause burns, fire, or electric shock.

  10. How to Realign the Motor in a Space Heater: Schritt 10, Bild 1 von 3 How to Realign the Motor in a Space Heater: Schritt 10, Bild 2 von 3 How to Realign the Motor in a Space Heater: Schritt 10, Bild 3 von 3
    • Make sure the safety switch on the bottom of the heater is not being pressed. Wear the leather gloves, and plug in the heater.

    • The safety switch's normal function is to turn off the heater automatically if it tips over. Here, however, we can use it as a button to test the fan.

  11. How to Realign the Motor in a Space Heater: Schritt 11, Bild 1 von 2 How to Realign the Motor in a Space Heater: Schritt 11, Bild 2 von 2
    • Press the safety switch briefly to confirm that the motor can spin. Slightly tighten the screws and adjust the motor's alignment by hand until it can spin freely. A light rattling or noise is fine and will be fixed later.

    • Keep your fingers clear of the motor while it is spinning.

  12. How to Realign the Motor in a Space Heater: Schritt 12, Bild 1 von 1
    • Stand the heater case up, so the safety switch is pressed, and the motor is on.

  13. How to Realign the Motor in a Space Heater: Schritt 13, Bild 1 von 2 How to Realign the Motor in a Space Heater: Schritt 13, Bild 2 von 2
    • While the motor is running, slowly tighten the retainer screws until the motor runs smoothly and quietly.

    • If the screws are too loose, the motor will rattle or screech. If the screws are too tight, the motor cannot turn.

  14. How to Realign the Motor in a Space Heater: Schritt 14, Bild 1 von 1
    • Set the case back on its side, so the safety switch is no longer pressed, and the motor turns off.

  15. How to Realign the Motor in a Space Heater: Schritt 15, Bild 1 von 1
    • Align the fan to the motor axle, and press firmly to reattach it.

    • Press on the center of the fan only. Do not push on the fan blades.

  16. How to Realign the Motor in a Space Heater: Schritt 16, Bild 1 von 1
    • Briefly press the bottom safety switch to verify that the fan runs smoothly and quietly. If it does not, return to step 6.

    • Make sure your hands and other objects are clear of the fan

  17. How to Realign the Motor in a Space Heater: Schritt 17, Bild 1 von 1
    • Unplug the heater.

  18. How to Realign the Motor in a Space Heater: Schritt 18, Bild 1 von 3 How to Realign the Motor in a Space Heater: Schritt 18, Bild 2 von 3 How to Realign the Motor in a Space Heater: Schritt 18, Bild 3 von 3
    • Reverse steps one through five to reassemble the heater.

  19. How to Realign the Motor in a Space Heater: Schritt 19, Bild 1 von 1
    • Test the heater to verify that everything is working quietly and properly

Ziellinie

3 weitere Nutzer:innen haben diese Anleitung absolviert.

Adam Moser

Mitglied seit: 10.02.2016

146 Reputation

1 Anleitung geschrieben

Team

Colorado Springs, Team 8-2, Mcmichael Spring 2016 Mitglied von Colorado Springs, Team 8-2, Mcmichael Spring 2016

UCCS-MCMICHAEL-S16S8G2

4 Mitglieder

1 Anleitung geschrieben

2 Kommentare

Worked perfectly, thank you.

Christopher Richard - Antwort

The shaft on mine still moves in and out. Any suggestions?

Jonathan Williamsburg - Antwort

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