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HF-7-604 Page 34
1. Bearing Housing Insert Installation
NOTICE
Numbers in parenthesis ( ) refer to balloon numbers in figures and in assembly drawings.
Make sure Insert is fully seated. Use extreme care when installing.
Cleaning and Inspection
Before reassembling the blower and any parts that are to be reused should be inspected and cleaned thoroughly. Ensure
all threads are clean, if needed run tap through threads. Clean and undamaged threads will ensure correct bolt torque.
Parts need to be free from rust, Loctite residue, gasket eliminator residue, burns and nicks.
1.
Place one bearing housing (3) horizontally in a
hydraulic press with the air side facing up. Support
the bearing housing on blocks of wood.
2.
Lubricate o–ring (41) with o-ring grease (51)
(Parker Super Lube Hi-Temp 884-2 or similar).
Place o-ring in the bearing housing o-ring groove.
3.
Apply a small bead of Loctite 620 (46) to insert
bore lips (Chamfer & I.D.) in the bearing housing.
Run bead all the way around. Locate the insert (6).
The end of the insert with holes in it should face
toward the oil side of the bearing housing. Orient
insert with holes in the 12:00 and 6:00 o’clock
position. Press the insert into the bearing housing
using tools (T22) and (T23). After the insert is
installed, verify that it does not extend above the air
side surface of the bearing housing.
4.
Repeat steps 2 and 3 for the second bore.
5.
Repeat steps 1, 2 and 3 for the second bearing
housing.
Summary of Contents for HELIFLOW 8 Series
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