PRONAR PDK220 Operator's Manual page 57

SECTION 4
FIGURE 4.14 Fuse
(1) - safety device; (2) - tensioning nut; (3) - safety device spring (A) - factory spring setting
A=132 mm; (B) - working position; (C) - safety device action
ATTENTION!
Excessive tension of the spring prevents action of safety device and may cause damage
to machine as a result of driving over obstacle.
4.19
PRONAR PDK220