Husqvarna ST 424, Operator'S Manual

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4. Put the rotator head on the pin (E), and the threaded
stud (G) on the bracket (E).(Fig. 46 )
5. Attach a locknut (B) on the threaded stud and
tighten.
6. Attach the square retainer (I) with a locknut (H).
7. For ST 424/427/430 only: Put the cables through the
cable holder (C)
To install the discharge chute lever
and the release cable
1. Push the knob (D) down on the discharge chute
lever. Use a rubber mallet if it is necessary.
2. Attach the release cable to the discharge chute lever
at connection (A). (Fig. 47 )
3. Put the release cable in the groove (B) on the
discharge chute lever.
4. Install the cable barrel fitting (F) to the release lever
(E).
5. Install the release lever (E) to the discharge chute
lever and attach it with the roll pin (C).
6. Adjust the release cable. See
To adjust the release
cable of the discharge chute on page 22 .
7. Adjust the left and right discharge chute cables. See
To adjust the left and right discharge chute cables on
page 22
.
To install the remote control for the
discharge chute deflector
1. Attach the cable bracket (A) to the discharge chute
with a carriage bolt (B) and a 5/16-18 locknut (D).
Tighten the bolt.
2. Install the cable eyelet (E) to the discharge chute
deflector (F). Use a shoulder bolt (G), a nylon
washer (C), and tighten with a ¼-20 locknut (K). The
cable eyelet will be loose on the shoulder bolt.
3. Attach the spring (L) between the hex nut (M) on the
rotator head and the hole on the discharge chute
deflector.(Fig. 48 )
To install the speed control cable
1. Put the drive speed lever in the neutral position.
2. Attach the speed control cable (B) to the drive speed
lever with a retaining pin.
3. Attach the speed control cable to the bracket (C)
with 2 ½ in wrenches. Make sure that the drive
speed lever stays in the neutral position.
4. Remove the screw and wing nut (A) on the bellcrank
to let the bellcrank move.(Fig. 49 )
To attach replacement shear pins
• Attach the replacement shear pins on the cover of
the remote control or on the battery box.(Fig. 50 )
Operation
Before you start the product
• Keep persons and animals away from the work area.
• Do daily maintenance. See
Maintenance schedule
on page 18 .
• Make sure the ignition lead fits correctly on the spark
plug.
• Add oil or gasoline, if necessary. See
To fill fuel on
page 15 .
To fill the engine with oil
CAUTION: Do not rotate the dipstick when
you check the oil. Do not fill above the mark.
1. Remove the oil cap and clean the dipstick. See
Product overview on page 10 for the location of the
dipstick.
2. Add oil to the top mark on the dipstick. Use the
dipstick to do a check of the oil level at regular
intervals.
3. Put the oil cap back.
To fill fuel
If available, use low-emission/alkylate gasoline. If low-
emission/alkylate gasoline is not available, use good
quality unleaded gasoline or leaded gasoline. Use
gasoline with an octane number of 90 RON out of North
America (87 AKI in North America) or higher, and with a
maximum of 10% ethanol (E10).
CAUTION: Do not use gasoline with an
octane number less than 90 RON out of
North America (87 AKI in North America).
This can cause damage to the product.
1. Open the fuel tank cap slowly to release the
pressure.
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