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"
BLADE CABLE
EXTENSION
SPRING
X
X + 1” +/- 1/8”
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.
4.2.3ADJUSTING 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.
LEAST TENSION
MOST TENSION
EXTENSION
ROD
MOUNTING
NUT & BOLT
FIGURE 4.4
MEASURE THE
DISTANCE
BETWEEN DECK
LIP AND BLADE TIP
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)
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