Exmark Lazer Z Operator's Manual page 48

e) For Serial Nos. 369,999 and lower: There is a stationary belt guide at the
rear center of the deck. Adjust to where shank of bolt is 1/4" (6.4 mm)
away from the edge of the sheave. Note: Bolt head is above belt.
5.2.8 Brake Link Adjustment.
Check to make sure brake is adjusted properly.
a) Disengage brake lever (lever down).
b) Measure the length of the spring. Measurement should be 2.75" (7.0 cm)
between washers (see Figure 12).
c) If adjustment is necessary, tighten the nut directly below the yoke and
loosen the bottom nut (bottom one of the two tightened together) below the
spring. Turn the nut directly below the washer (top nut of the two tightened
together) until the correct measurement is obtained. Tighten the two nuts
together and repeat on opposite side of unit. Turn clockwise to shorten
spring length and turn counter-clockwise to lengthen the spring.
3/16" (4.8 mm) to
1/4" (6.4 mm)
5.2.9 Brake Adjustment.
a) Check for brake link 2.75" (7.0 cm) measurement as described in section 5.2.8.
b) Engage brake lever (lever up).
c) Measure the distance between the trunion roller and the rod collar.
Measurement should be 3/16" (4.8 mm) to 1/4" (6.4 mm). See Figure 12.
d) If adjustment is necessary, loosen the nut directly below the yoke. Turn the
bottom nut (below washer) until the correct measurement is obtained (See
Figure 12) turn nut clockwise to lengthen the gap (screws rod into yoke) and
turn counter-clockwise to shorten the gap (screws rod out of yoke). Tighten
nut against yoke and check opposite side of unit, repeat if necessary.
5.2.10 Adjust Throttle Lever Tension.
a) Stop engine, wait for all moving parts to stop, and remove key.
b) Tension in throttle lever can be adjusted by adjusting the tightness of the
lever pivot bolt, which is located under the console (See Figure 13).
1/8"
(3.2 mm)
FIGURE 11
BELT GUIDE POSITIONING
FIGURE 12
BRAKE ADJUSTMENT
- 43 -
1/4" (6.4 mm) FROM
EDGE OF SHEAVE
TO SHANK OF BOLT
STATIONARY
BELT GUIDE
(S/N 369,999 &
LOWER ONLY)
2.75"
(7.0 cm)
STATIONARY
BELT GUIDE
SHOWN FROM
LEFT SIDE
(S/N 369,999 &
LOWER ONLY)