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Nautilus LEVERAGE SHOULDER NP-L4002 Owner's Manual And Installation Instructions page 13

Shoulder press

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STEP #3 - ASSEMBLE WEIGHT ARMS ASSY :
1. Locate one of the Leverage arms and slide it onto the corresponding shaft as shown below. The side of the
Leverage arms that has the bearing and seal pre-installed will slide onto the shaft first.
2. After the Leverage arms has been slid onto the shaft install a fully greased (20MM ID TAPERED BEARING) with
the small diameter of the bearing going first. Next install a (3MM thick, 17MM ID WASHER) followed by a (TAB
WASHER) then a (BEARING NUT) as shown in Fig: A. Note: the Tab washer will have a tab protruding through
the ID, this will need to align with the slot in the shaft.
3. Using the provided nut driver tool tighten the Bearing
are fully seated by wiggling the Leverage arms , if there is excessive play in the arm you need to tighten the bearing
nut more.
4. Once the nut is tight, use a small flat screwdriver to bend one of the tabs on the tab washer into one of the four
notches in the bearing nut as shown in Fig: B.
5. Repeat steps 1 thru 4 with the remaining Leverage arms as shown.
Fig: A
Fig: B
ALIGN 1 OF THE
6 TABS WITH
SLOT IN NUT.
BEND TAB INTO
SLOT
nut to the 7-9 Lbs-Ft
torque. Check to make sure the bearings
Page 13
STEP #3 Completed

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