Rivera Primo SU Rebuild - Manual (Page 5)

Bend locktabs to secure nut.
48 49 50
53
57
55
54
52 51
58
56
59
Now install LS Throttle Shaft
seal.
Engage Throttle Return Spring
onto Spring Retainer.
Install nut onto Throttle Return
Spring Retainer.
Install Throttle Return Spring
LS.
Install spacer onto Throttle
Return Spring Retainer.
Tighten nut onto Throttle Re-
turn Spring Retainer.
Push the seal in with your
homemade tool.
Tension Throttle Return
Spring.
Install locktab onto Throttle
Return Spring Retainer.
NOTE: If the lock tabs are worn, you should replace it with new ones. Be careful when removing
any spring that is under load, as it may pose eye injury risk.
Prepare to install Seat & Gas-
ket.
Apply one drop of blue thread
locker to seat threads.