Exmark FR524 Operator's Manual page 15

For Maximum Deck Flotation, place the rollers
one hole position lower. Rollers should maintain
1/4 inch (6.4 mm) clearance to the ground. Do
Not adjust the rollers to support the deck.
7. Be sure the whizlock nuts are installed with the
spring disc washer between the flange of the nut
and the mounting bracket (see Figure 12).
8. Torque the 3/8-16 whizlock nut to 30-35 ft-lb
(41-47 N-m) (Figure 12).
9. If the 3/8 nyloc nut has been removed, re-install
and torque it to 30–35 ft-lb (41-47 N-m)
(Figure 12).
Figure 12
1. Spring disc washer
(cone towards nut )
2. Front right anti-scalp
bracket shown
Raising the Mower Deck into Service
Position
1. Stop engine, wait for all moving parts to stop,
engage parking brake, and turn key to "run"
position. Do Not start the engine.
WARNING
Incorrectly raising or lowering a mower deck
can be dangerous. A dropped mower deck
can result in a serious injury or property
damage.
• Always raise and lower deck on flat, dry
ground, free of any obstructions.
• Always make sure the deck is securely
latched in the "up" or "down" position.
3. 3/8 nyloc-torque to 30-35
ft-lb (41-47 N-m)
4. 3/8-16 whizlock nut
torque to 30-35 ft-lb
(41-47 N-m)
2. Fully extend the cylinder to unload the fold lock
levers.
3. Rotate the fold lock levers, located on each side
of the deck, to the unlocked position (Figure 3).
4. Retract the cylinder and the deck will fold to
approximately 50 degrees.
WARNING
Operating the mower deck in the raised
service position can be dangerous. Engaging
the PTO with a deck in the raised position
can result in a serious injury or property
damage.
Always lower and lock mower deck in the
operation position before engaging the PTO.
Raising the Mower Deck into the
Storage Position
1. Stop engine, wait for all moving parts to stop,
engage parking brake, and turn key to "run"
position. Do Not start the engine.
2. Flip up the floor pan and remove full fold pin.
Retract the cylinder to align holes in float link
bracket with holes in front frame. (Deck will be
at or near lowest height.) Insert into the bottom
hole of the float link bracket (see Figure 13).
Lower the floor pan.
15
Operation