Scag Power Equipment SWZV - Manual (Page 38)

34
Section 7
Figure 7-7 Blade Replacement
390S0160
CUTTER
DECK
HEX NUT-TORQUE
TO 75 LB-FT
SPINDLE
SHAFT
SPINDLE
ASSEMBLY
WASHER HEX HEAD BOLT
CUTTER
BLADE
HEX HEAD
BOLT / NUT
CUTTER BLADE
SPACER
3. Secure the cutter blades to prevent them from
rotating, (use the optional Blade Buddy tool, P/N
9212, to assist in securing the cutter blades), remove
the nut from the blade attaching bolt. Remove the
cutter blade, bolt and spacer from the spindle shaft.
(Figure 7-8).
-NOTE-
The front of the machine will have to be raised
slightly to remove the blade bolt from the cutter
spindle.
4. To install the new cutter blade, put the flat washer
onto the blade bolt and slide the bolt into the hole in
the cutter blade.
-NOTE-
Be sure that the blade is installed with the lift
wing pointing toward the top of the deck.
7.9 TIRES
Check the tire pressures after every 8 hours of operation
or daily.
Caster Wheels ......................................... Flat Free
Drive Wheels ......................................... 12 PSI
C. Blade Replacement
1. Remove the ignition key before replacing the blades.
2. Raise the mower deck to the highest position. Place
the lanyard pin in the highest cutting height position to
prevent the cutter deck from falling.
WARNING:
Always wear proper hand and eye protection
when working with cutter blades.
5. Install the spacer onto the blade bolt and insert the
bolt into the cutter spindle shaft.
6. Install the hex nut to the blade bolt at the top of the
cutter spindle. Secure the blades from rotating and
torque to 75 ft/lbs. (See Figure 7-7).
Do not wash any portion of the equipment while
it is hot. Do not wash the engine; use
compressed air.
CAUTION:
1. After each use, wash the mower and cutter deck.
Use cold water and automotive cleaners. Do not use
pressure cleaners.
2. Do not spray electrical components.
3. Repair damaged metal surfaces using Scag touch-up
paint (P/N 48521) available from your authorized
Scag dealer. Wax the mower with an automotive
paint wax for maximum paint protection.
7.10 BODY AND DECK