Service - MTD 680 Operator's Manual

SECTION 8: SERVICE
WARNING:
maintenance or repairs, place the deck
engagement/lift lever in the BLADES STOP
position, move shift lever into neutral position,
set parking brake, stop engine and remove
key to prevent unintended starting.
Cutting Deck Removal
WARNING:
ignition key, set the parking brake, disconnect
the spark plug wire(s) and ground against the
engine to prevent unintended starting before
removing the cutting deck.
WARNING:
safety goggles to protect your eyes while
removing the cutting deck.
For performing service on your tractor and in order to
properly mount some (separately available)
attachments, it may be necessary to remove the
tractor's cutting deck. To due so, proceed as follows:
• Place the deck engagement/lift lever in the
engaged (all the way forward) position.
• Using a spring puller (MTD Part No. 732-0571)or
other suitable tool, disconnect the spring which is
attached to a small hook found on the left, rear
portion of the transmission. See Figure 24.
• Place the deck engagement/lift lever in the
BLADES STOP position.
• Locate the two belt keeper pins, found on either
side of the engine pulley, and use a 1/4-inch socket
wrench to remove them from the lower frame. See
Figure 25.
NOTE:
When reassembling, make certain belt keeper
pins are assembled in the same locations from which
they were removed.
• Remove the deck belt from around the engine
pulley.Return the deck engagement/lift lever to the
engaged (all the way forward) position.
• Locate the deck anti-sway rod and deck hangers
found near the front of the cutting deck. See Figure
25 & Figure 26.
• First remove the hairpin clip which secures the anti-
sway rod to the front portion of the cutting deck,
then remove the hairpin clips which secure the deck
hangers. Retain the hairpin clips.
• Carefully lower the front portion of the deck to the
ground.
Before performing
Shut the engine off, remove
Always wear safety glasses or
any
Deck Anti-sway Rod
Deck Hangers
22
Hook
Transmission
Spring
Figure 24
Belt Keeper Pins
Deck Belt
Figure 25
Deck Anti-sway Rod
and Hairpin Clip
Figure 26