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Chief Manufacturing Dual Stud Wall Arm CTA-225 User Manual

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Installation Instructions  
CTA-225 
 
 
6
STEP 2 
Attaching Stud Spanning Adapter to Wall Arm 
1.  Locate the wall arm (10), bottom 16” stud-spanning 
adapter (20), three M8 hex nuts (80), three M8 lock 
washers (70), and three M8 flat washers (60). 
2.  Attach the wall arm (10) to the bottom 16” stud-
spanning adapter (20) using three M8 hex nuts (80), 
three M8 lock washers (70), and three M8 flat 
washers (60). Tighten hex nuts. See Figure 3. 
 
 
 
 
 
STEP 3 
Attaching Wall Arm to Wall-Mounted Top Stud 
Spanning Adapter 
1.  Locate three M8 hex nuts (80), three M8 lock 
washers (70), and three M8 flat washers (60). 
2.  With an assistant, perform the following steps: 
a.  Lift the wall arm (10) onto the top wall-mounted 
16” stud-spanning adapter (20). See Figure 4. 
b.  Secure the wall arm (10) to the top wall-mounted 
16” stud-spanning adapter (20) using three M8 
hex nuts (80), three M8 lock washers (70), and 
three M8 flat washers (60). Tighten hex nuts.  
 
 
Figure 3. Attach Stud Spanning Adapter to Wall Arm  
 
 
 
 
 
 
 
Figure 4. Attach Wall Arm to Wall-Mounted Stud 
Spanning Adapter