Yale YRDZB Manual page 13

E. Push lever handle (with key & cylinder)
over shank until hole on handle aligns
with set screw in shank (Figure 1E).
F. Secure lever handle by inserting allen wrench and rotating set screw CCW (Fig. 1F).
Do not overtighten.
G. Turn key 90° CCW; pull to remove key and test operation of lever handle, ensuring
that the latch moves smoothly.
An ASSA ABLOY Group brand
CCW
Figure 1F
F
E
Figure 1E
90°
G
12
P/N AYRT-220-INST-FUL Rev A