Exmark NAVIGATOR Manual

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109-4364 Rev. A
FIGURE 2
Loose Parts
Note: Use the chart below to verify that all parts have been shipped.
Part # Description Qty Use
103-1309 Warranty Registration Form 1 Fill out and return to Exmark
103-8612 Literature Pack 1 Contains Deck specific material
109-0468 Manual, Operator & Parts 1 Read and view before operating machine
WARNING
POTENTIAL HAZARD
♦Operating a Navigator tractor without an
approved Exmark front mount attachment
increases the possibility of operator
entanglement in drive wheels or forward tip
over.
WHAT CAN HAPPEN
♦Entanglement or tip-over could cause serious
injury or death.
HOW TO AVOID THE HAZARD
♦When operating a Navigator tractor without an
approved Exmark front mount attachment,
observe the following:
9Keep feet and clothing away from tires.
9Limit operation to minimum required to
install a different front mount attachment.
9Minimize speed and use extreme caution.
9Only operate on a flat level surface.
9Do not operate up or down a trailer ramp.
9Avoid sudden acceleration or deceleration.
Uncrate Deck
1. Remove top and sides of crate from base.
2. Remove flat hairpins from under front frame and
discard (See Figure 1).
Assembling the Discharge Chute
1. Locate the 3 holes at the rear of the mower deck
shown in Figure 1 and remove the 3 #10-24 x 3/4
truss head screws and 3 #10-24 nyloc nuts.
2. Assemble the discharge tube to the mower deck
as shown using the hardware removed in Step 1,
with hinge positioned on top of mower deck.
3. Locate the discharge tube spring on the mower
deck and hook onto the discharge tube spring
bracket (See Figure 1).
Assembling the Deck
1. Release the deck locking pins on each side (See
Figure 1).
2. Roll the mower deck up to the Navigator tractor
with the discharge tube down, making sure the
deck springs are located above the drive wheel
and below the console on each side.
3. Raise seat and install drive shaft onto jackshaft
(See Figure 2).
NAVIGATOR
®
42” & 48” DECK
SETUP INSTRUCTIONS
For Serial Nos. 600,000 and Highe
r
FIGURE 1

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109-4364 Rev. A
FIGURE 3
4. Align deck push arm tubes to tractor push arms
and push deck rearward. Secure push arms with
lynch pins on left and right sides of the unit. See
Figure 3.
5, Align upper portion of the PTO rubber guard to
the tabs on the front of the console and secure
with a clevis pin and hairpin on each side (See
Figure 4).
6. Raise mower deck to the service position and
secure deck latch onto hook. See section on
Raising the Deck to the Service Position.
7. Install springs onto the spring anchor pins under
the left and right consoles and secure with a
washer and hairpin (See Figure 5).
FIGURE 5
8. Unlatch deck from raised position, slowly lower
deck to ground and lock deck locking pins on
each side per the section on Lowering the Deck
to the Operation Position (page 3).
Deck Raising and Lowering
Raising the Deck to the Service Position
1. Stop engine, wait for all moving parts to stop
and remove key.
WARNING
POTENTIAL HAZARD
♦Incorrectly raising or lowering a mower deck
can be dangerous.
WHAT CAN HAPPEN
♦A dropped mower dick can result in a serious
injury or property damage.
HOW TO AVOID THE HAZARD
♦Always raise and lower deck on flat, dry
ground, free of any obstructions.
♦Firmly grasp the deck lift handle and lower in a
slow controlled manner.
♦Always make sure the deck is securely
latched in the “up” or “down” position.
2. Using deck lift handle, lift deck up and latch in
“up” position (latch is located at front center of
seat). See Figure 6.
FIGURE 4

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109-4364 Rev. A
FIGURE 7
FIGURE 6
WARNING
POTENTIAL HAZARD
♦Operating the mower deck in the raised
service position can be dangerous.
WHAT CAN HAPPEN
♦Engaging the PTO with a deck in the raised
position can result in a serious injury or
property damage.
HOW TO AVOID THE HAZARD
♦Always lower and lock mower deck in the
operation position before engaging the PTO.
Lowering the Deck to the Operation Position
1. While firmly holding onto deck lift handle, unhook
deck latch from tractor section and slowly lower
deck to ground.
2. Push deck locking pins inward and rotate forward
to securely lock deck in lowered position (See
Figure 7).
WARNING
POTENTIAL HAZARD
♦Operating mower without locking pins
securely latched can result in the mower deck
folding up unexpectedly.
WHAT CAN HAPPEN
♦The mower deck folding up unexpectedly can
cause serious injury.
HOW TO AVOID THE HAZARD
♦Always operate mower with locking pins
securely latched.
Removing the Deck
1. Stop engine, wait for all moving parts to stop,
and remove key.
2. Raise mower deck up and latch with deck
locking pins per section on raising the Mower
Deck to the Service Position.
3. Remove hairpins and washers at the top of the
deck lift assist spring on each side of the unit
(See Figure 5).
4. Remove the spring from the spring anchor.
Repeat for other side of unit.
5. Un-latch deck from raised position and slowly
lower deck to ground per section on Lowering the
Deck to the Operation Position.
NOTE: Deck will become heavier once springs
are removed from the anchors. Lower deck
carefully.
6. Remove lynch pins at front of push arms on both
sides of the unit (See Figure 3).
7. Remove hairpin and clevis from both sides of
the PTO guard (See Figure 4).
8. Raise seat and disconnect drive shaft using
quick coupler at jackshaft (See Figure 2).
9. Pull mower deck forward to remove from unit
IMPORTANT: Do not transport Navigator tractor
without and approved Exmark front mount
attachment.