5 | Assembly
70
M0691622_en | Installation instructions TM 320-550
180°
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Remove the drive assembly from the FGR blower fan, rotate 180° and re-fit
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Makes the connection easier
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Fit the FGR blower fan with the rubber buffers on the bracket and level
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TIP:
Use the spacers (A) provided to align the FGR blower fan.
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For boilers without electrostatic precipitators:
Fit flange pipe to FGR duct
For boilers with
electrostatic precipitators:
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Shorten flange pipe by 250 mm (B)
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Fit flue gas damper and previously shortened flange pipe to FGR duct