1. ATTACH THE FRONT TOWER MOUNT USING TWO 4-40 x 1/4" FLAT HEAD SCREWS.
(APPLY A SMALL AMOUNT OF THREAD LOCKING COMPOUND)
2. CAREFULLY FILE THE LEADING EDGE OF THE TOP PLATE SO IT IS AT THE SAME ANGLE AS THE FRONT TOWER
MOUNT WHEN VIEWED FROM THE SIDE. (REFER TO ILLUSTRATION BELOW)
3. SLIDE ONE .030" WASHER ON EACH OF FOUR LONG BALL ENDS. INSERT THE BALL ENDS, WITH WASHERS,
INTO THE HOLES SHOWN BELOW. SECURE THE BALL ENDS USING FOUR 4-40 MINI LOCKNUTS.
4. ATTACH THE FRONT BODY MOUNTS WITH TWO 4-40 x 1/4" BUTTON HEAD SCREWS.
5. ATTACH A BEARING BLOCK TO THE BOTTOM OF THE TOP DECK USING TWO 4-40 x 3/8" FLAT HEAD SCREWS.
SECURE WITH TWO 4-40 MINI LOCKNUTS.
6. ATTACH THE ANTENNA MOUNT TO THE TOP DECK USING TWO 2-56 x 1/4" BUTTON HEAD SCREWS.
7. ATTACH THE REAR TOWER MOUNT WITH TWO 4-40 x 1/4" BUTTON HEAD SCREWS FROM THE
BOTTOM OF THE TOP DECK. FINISH ATTACHING THE REAR TOWER MOUNT BY ADDING TWO
4-40 x 1/4" FLAT HEAD SCREWS. REFER TO ILLUSTRATION BELOW FOR LOCATION OF SCREWS.
(APPLY A SMALL AMOUNT OF THREAD LOCKING COMPOUND)
2-56 x 5/16"
BUTTON HEAD
x 2
ANTENNA MOUNT
4-40 x 3/8" FLAT HEAD
x 2
FILING TOP DECK EDGE
LONG BALL END WITH ONE
.030" ALUMINUM WASHER
x 4
FILE EDGE AS
SHOWN BELOW
4-40 x 1/4"
BUTTON HEAD
x 2
(APPLY A SMALL AMOUNT OF
THREAD LOCKING COMPOUND)
4-40 x 1/4" BUTTON HEAD
x 2
4-40 x 1/4" FLAT HEAD
x 2
(APPLY A SMALL AMOUNT OF
THREAD LOCKING COMPOUND)
(APPLY A SMALL AMOUNT OF
THREAD LOCKING COMPOUND)
4-40 x 1/4" FLAT HEAD
x 2
TOP DECK
DETAIL A (LEFT SIDE VIEW)
EDGE
TOP DECK ASSEMBLY:
STEP 2
PAGE 12
Summary of Contents for BJ4
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