Scotts S1642 - Manual (Page 41)

Service Mower - 37
SERVICE MOWER
1. Park tractor on a hard, level surface.
2. Stop the engine, remove key, wait for moving parts to
stop.
3. Place mower deck in LOWEST setting.
4. Engage PTO drive lever.
5. Measure distance from bracket (A) to washer (B) on
tension rod (C). Distance (D) should be: 20 – 25 mm (0.78
– 0.98 in).
6. If adjustment is required, continue with Step 7.
7. DISENGAGE PTO lever.
8. Remove spring locking pin and washer (E) and
disconnect tension rod from blade drive arm.
9. Loosen lock nut (F).
10.Turn fitting on tension rod clockwise to shorten and
counterclockwise to lengthen effective rod length.
11.Tighten lock nut (F) to 27 N•m (20 lb-ft.).
12.Assemble tension rod and recheck dimension (D).
13.Check brake clearance. (See Adjusting Spindle Brake in
this section.
Adjusting Spindle Brake
1. Park tractor on a hard, level surface.
2. Stop the engine, remove key, wait for moving parts to
stop.
3. Place mower deck in LOWEST setting.
4. Engage PTO drive lever.
5. Check mower belt tension. (See Adjusting Mower Belt
Tension in this section.)
6. Remove belt guard.
IMPORTANT: Avoid damage! Spindle brake
engagement must be checked every time the mower
belt tension is adjusted or belt damage may occur.
D
C A B
F
E
C
F
c
CAUTION: Avoid injury! Rotating blades are
dangerous. Mower blades must stop within 5
seconds after mower is turned off. Check
spindle brake measurement every 25 hours or
once a year (whichever comes first).
IMPORTANT: Avoid damage! Avoid belt damage.
Spindle brake engagement must be checked and
corrected every time the mower belt tension is
adjusted.
Mower belt tension should be adjusted, if required,
BEFORE brakes are adjusted.