HF-7-604 Page 49
17. Plugs and Mounting Feet Installation
97.
Install 1/8”plugs (16) in the four instrument holes in the air cylinder near the inlet and discharge ports.
98.
Determine the appropriate hole in each sump cover for the oil level gauge (35). The oil level will be in the lower
part of the oil sump. Apply Loctite243 to the threads of each gauge. Install one oil level gauge in each sump.
99.
Determine the location of the two drain holes in each sump cover. Install a magnetic plug (37) in each of these 4
holes.
100. Install plugs (36) in the 5 remaining holes in each sump cover. Note there are no external sump breathers used on
this blower.
101. Install the four mounting feet to the blower with 12 bolts (49). The feet should be pointing outward from the blower
centerline. Tighten the bolts in three steps to 45 foot-pounds.
102. Measure the run out of the end of the drive shaft using a dial indicator and a magnetic base. Verify that the runout
is less than 0.002 inches.
103. Check the keyway on the end of the drive rotor for burrs. Install the drive shaft key (34) into the drive rotor.
Ensure that it is a snug
fi
t. Tape the key to the shaft so that it does not get lost.
Summary of Contents for HELIFLOW 8 Series
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