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Section 4 - ADJUSTMENT & REPAIR
4.2.2. BLADE BELT ADJUSTMENT – 33” Deck
(Continued from previous page)
IMPORTANT: If deck front to rear level is not correct, this
could cause blade belt problems.
6. Move blade engagement lever to "ON".
7. Measure blade cable extension spring. Spring
should extend 1" +/-1/8" for proper belt tension. See
Figure 4.3
FIGURE 4.3
8. To adjust tension, remove extension rod
mounting bolt and nut. See Figure 4.4.
9. Move extension rod to next hole towards rear of
deck and secure with mounting bolt and nut.
10. Measure extension spring with blade
engagement lever in the "ON" and "OFF" positions.
See Figure 4.3. Continue adjustment until tension is
correct.
IMPORTANT: Blade brake function must be verified
after performing blade belt adjustment.
11. Check blade brake. Refer to Section “CHECK
BLADE BRAKE”. Blades must stop rotating in 5
seconds or less when turned off.
4.2.3. ADJUSTING MOWER BLADE
(33” Decks Only)
1. Select a point on the deck and mark for reference.
2. Mark blade tips as “A” and “B”.
3. Rotate blade until blade tip “A” is at deck
reference mark.
4. Measure the distance between deck lip and blade
tip. Note the measurement. See Figure 4.5.
FIGURE 4.4
FIGURE 4.5
NOTE: On 33” decks, the measurement between the
blade tip and deck lip should be 5/16".
5. Repeat steps 2 and 3 with blade tip “B”.
6. If measurement between blade tips and deck are
different and there is more than 1/16” difference
between blade tip measurements, adjust blade as
follows:
(Continued on next page)
BLADE CABLE
EXTENSION
SPRING
X + 1” +/- 1/8”
X
EXTENSION
ROD
LEAST TENSION
MOST TENSION
MOUNTING
NUT & BOLT
MEASURE THE
DISTANCE
BETWEEN DECK
LIP AND BLADE TIP