5 | Assembly
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M0691622_en | Installation instructions TM 320-550
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Fix the shaft in place with the help of the securing pin
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Slide the spacer sleeve and heat-exchanger lever onto the shaft on the opposite side
and fix in place using a clamping jaw
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Axial clearance: 2 mm
5.5.9 Fitting various fittings
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Fit the supply air duct for the combustion air fan on the outside of the combustion
chamber
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Version with heat exchanger on the left: remove the blanking plate from the right
and replace it to the left
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Attach the spring at the bottom to the clamping bracket on the heat exchanger and at
the top to the heat-exchanger lever
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Attach the motor mount for the WOS drive to the threaded bolts on the heat exchanger
and fix in place using bolts and spacer washers