Master F-13 User Manual page 54

Step 3 (only for multifunction)
up and down U-shaped tube
First place the rubber protection sleeve at
each side of U-shaped tube, assembly 2
ends of U-shaped tube to iron plate of
left and right stand column with M8*40
screws, lock with nuts(special attention,
the middle screw hole of U-shaped tube
point to the beveled up direction,U-tube
should not trap the L iron.put on the above
it's approved.down U-tube with foam ,
and upper without it ) see on the right picture
Step 4(only for multifunction)
Functional frame
Use two M8*65 screws to fix the
functional frame on the top and bottom
U tube.
Step 5 (only for multifunction)
Massage
1. First, screw off the three M8*16 screws
below the massage machine head, (include
flat washers and spring washers), and then
place the massage machine head on the
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