Exmark Navigator NAV20KC Operator's Manual page 33

i) Engage the PTO lever.
j) Loosen the jam nuts and adjust linkage as shown in Figure 9 until the
pointer is aligned with the tension arm as shown.
k) Tighten jam nuts and disengage PTO lever. Re-engage PTO lever and
check pointer alignment.
5.2.3 Pump Drive Belt Replacement.
a) Stop engine, wait for all moving parts to stop, and remove key.
b) Remove PTO Belt. See section 5.2.4 for removal instructions.
c) Route new belt onto sheaves as shown in the decal located on the back of
the left drive shield. See Figure 10.
d) Reinstall PTO Belt as stated in section 5.2.4.
5.2.4 Belt Guide Adjustment
a) Stop engine, wait for all moving parts to stop, and remove key.
b) Engage PTO lever.
c) Adjust belt guides as shown in Figure 11.
FIGURE 9
PTO BELT REPLACEMENT
FIGURE 10
PTO BELT REPLACEMENT
FIGURE 11
BELT GUIDE ADJUSTMENT
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