Section 4
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5. Replace drum spacer O-ring and install spacer in
drum bore.
7. Move the drum into position while being careful not
to move the seal ring.
6. Lubricate right-hand drum bore. Coat right-hand seal
ring and groove with O-ring lube. Install new seal
ring.
Drum Spacer
O-Ring
Seal Ring
8. Align adapter and drum holes, then install the thim-
bles and screws. Tighten progressively and evenly
to ensure uniform compression of seal ring. Do not
tighten to fi nal torque.