Life Fitness SBWBE User Manual
Back Extension
Owner’s Manual
2
Tools Required:
O
7mm Allen Wrench
O
17mm Wrench
O
Ratchet
O
3” Ratchet Extension
O
17mm Socket
O
7mm Hex Bit
Back Extension
1. Assembly Instructions
Qty
1
1
2
10
2
1
10
2
1
2
2
2
2
1
Description
Front Foot
Center Frame
M10 x 135mm Bolt
Flat Washer
Nylock Nut
Waist Frame
M10 x 25mm Bolt
Spacer
Hole Plug
Roller Pad
Plate
Bearing Cap
Angle Pad
Gas Spring
Part Number
78770XX
78761XX
3256221
3102514
3242002
78768XX
3256202
7385203
3237403
7424701
7322301
7308701
7877101
3235702
Item
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1. Attach the FRONT FOOT (1) to the CENTER FRAME (2) using two M10 x
135mm BOLTS (3), FLAT WASHERS (4), and NYLOCK NUTS (5). Tighten
the BOLTS and NUTS securely.
2. With the WAIST FRAME (6) positioned as shown, carefully slide the
WAIST FRAME into the CENTER FRAME (2). Pull the POSITIONING PIN
(A) upward to allow the WAIST FRAME to slide past. Release the POSITIONING PIN and allow the pin to engage the WAIST FRAME.
Slide the GLIDE CAP (B) downward and into the top of the CENTER
FRAME (2). Secure the GLIDE CAP using two M10 x 25mm BOLTS (7) and
SPACERS (8). Tighten the BOLTS securely.
Insert the SMALL HOLE PLUG (9) into the access hole located opposite
the POSITIONING PIN (A)
3
4
3. Attach one ROLLER PAD (10) to a CENTER FRAME SHAFT (C) using ONE
PLATE (11), M10 x 25mm BOLTS (7) and BEARING CAP (12). Tighten the
BOLTS securely.
Repeat for the remaining ROLLER PAD (10).
4. Attach the ANGLE PADS (13) to the WAIST FRAME (6) as shown using six
M10 x 25mm BOLTS (7) and FLAT WASHERS (4). Tighten the BOLTS
securely.
5. Snap the GAS SPRING (14) to the CENTER FRAME (2) and WAIST FRAME
(6) as shown.
Be sure the GAS SPRING snaps securely to the mounting posts.
Back Extension
1. Assembly Instructions
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