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IS3100Z Series - 4 Wheel IS - 61” & 72” Mower Deck

11

Check & Adjust the
Deck Lift Rod Timing

1. Park machine on a flat, level surface and engage the

parking brake.  Rear tires must be inflated to 15 psi
(1,03 bar); front tires to 25 psi (1,72 bar).

2. To check the inner lift rod timing, measure and

record the distance between the inner lift pivots and
the inner rod pivots.  Repeat for other side of unit.
See Figure 15.

3. To check the outer lift rod timing, measure and

record the distance between the outer lift pivots and
the outer rod pivots.  Repeat for other side of unit.
See Figure 15.

4. If the measurements for the inner rods are equal,

and the measurements for the outer rods are equal,
no further adjustment is required.  If the
measurements are NOT equal (greater than 1/8”
(3,17mm) difference), adjustment is required,
continue with Step 5.

5. Lock the deck lift pedal in the 5” (12,7cm) position.

Remove the cutting height adjustment pin and lower
the mower deck.

6. To ensure that the deck is in the lowest position,

push the pedal by hand towards the rear of the unit
and install the height adjustment pin in the 3”
(7.6cm) position to hold in place.  See Figure 16.

7. Block up the mower deck until all hanger chains are

slack.

8. Refer to Figure 17.  To adjust the inner lift rod, adjust

the 5/8” hex nuts on either side of the front lift pivot
until the measurements are equal.  Repeat for other
side.

9. Refer to Figure 17.  To adjust the outer lift rod,

remove the coil pins securing the outer lift rod to the
lift levers.  remove the outer lift rod from the unit and
add or remove 5/8” SAE washers from in between
the deck lift rod and the lift link until measurements
are equal.  Reinstall the coil pins and washer (on
front lift lever).  Repeat for other side.

10. Remove blocks from under the mower deck.

11. Lift mower deck and reinstall adjustment pin in

desired mowing height.

Figure 16.  Deck Lift Pedal & Pin Position

Figure 15.  Measure the Inner & Outer Lift Rods

Inner Rod

Outer Rod

Adjust Here

Adjust Here

Figure 17.  Adjust the Inner & Outer Lift Rods

Measure 1st

Measure 2nd

Measure 1st

Add / Remove

5/8" SAE Washers

Measure 2nd

Inner Rod

Outer Rod

Содержание IS3100Z

Страница 1: ...Quick Setup List is provided on page 2 of this booklet to help you identify and check that the items have been performed Additional information concerning functional tests general adjustment procedure...

Страница 2: ...Assembly Assemble the Retainer Pins Assemble the Top Loop Install the Roll Bar 7 Check Fluid Levels Check Engine Oil level Check Hydraulic Oil level Check Engine Coolant level Check Tire Pressure 8 M...

Страница 3: ...T NOTE When cutting crate from bottom skid use caution around tractor tires and mower rollers Figure 2 Disengaging the Parking Brake lever shown in engaged position A Parking Brake Lever A Figure 1 Hy...

Страница 4: ...washers C Prior to tightening the bolts align the handles with each other NOTE There is a LEFT HAND and a RIGHT HAND control handle When assembled to the base the handle base should be pointing toward...

Страница 5: ...C Lanyard D Lanyard Anchor E Clevis Pin A B C D E Snap End Loop End Assemble the Top Loop 1 Install the plastic cap B Figure 6 into the end of the top loop tube A Repeat for other end of tube 2 Make...

Страница 6: ...upright tubes 5 Tighten the 1 2 x 3 bolts and hex side lock nuts C E securing the top loop A to the upright tubes B Do not over tighten The top loop should pivot snugly with the retainer pins removed...

Страница 7: ...nal oils Make sure area around the filler neck is free of dust dirt or other debris Check Engine Coolant Level Liquid Cooled Model Only The engine coolant level and quality should be checked before ea...

Страница 8: ...afety do not handle mower blades with bare hands Careless or improper handling of blades may result in serious injury Blade mounting bolts must each be installed with a flat washer then securely tight...

Страница 9: ...outside of the cross tube to the center of the ball joint This should be 16 5 8 42 2cm See insert in Figure 19 Adjust if necessary prior to installing the pusher bars onto the deck 1 Holding the pushe...

Страница 10: ...lt washer rod end seals and the 3 4 nut see Figure 20 Using a 1 1 16 wrench and 1 1 8 socket tighten the assembly Repeat for other side 5 See Figure 21 Place 2 x 4 blocks under each corner of the mowe...

Страница 11: ...that the deck is in the lowest position push the pedal by hand towards the rear of the unit and install the height adjustment pin in the 3 7 6cm position to hold in place See Figure 16 7 Block up the...

Страница 12: ...en jam nuts See Figure 19 5 Loosen the nuts and allow the rear of the deck to rest on the 2 x 4 s and 1 4 spacers Slide the chains in the slots until the chains are tight and tighten the nuts See Figu...

Страница 13: ...Lift Spring A Deck Lift Spring The deck lift springs A Figure 22 are factory set to provide optimal lifting performance Although it is fastened with an adjustable anchor this is NOT AN ADJUSTMENT POI...

Страница 14: ...ey located in the end of the idler arm Carefully rotate the wrench CLOCKWISE which will relieve the tension on the belt exerted from the idler arm 3 Seat the belt and carefully release the tension on...

Страница 15: ...is recommended Automotive type high temperature lithium grease may be used when this is not available Oil Generally all moving metal parts should be oiled where contact is made with other parts Keep...

Страница 16: ...ake sure the PTO switch is disengaged and the motion control handles are locked in the NEUTRAL position 2 Make sure the fuel valve B is in the ON position 3 Set the engine throttle control to FAST thr...

Страница 17: ...SAFETY Checks Test 1 Engine should NOT crank if PTO switch is engaged OR Parking brake is not engaged OR Motion control handles are not in the NEUTRAL position OR Operator is not on the seat Test 2 E...

Страница 18: ...Seat Adjustment Lever Figure 31 Seat Adjustment Figure 33 Control Lever Adjustment A Alignment Hardware B Placement Hardware C Ground Speed Control Lever C B A SUSPENSION SEAT See Figure 32 In additio...

Страница 19: ...CLOCKWISE 3 Lock the jam nut B against the clevis when neutral is achieved NOTE This adjustment should not be performed while the machine is running It may take several attempts to achieved neutral d...

Страница 20: ...be shorter than 2 5 0 cm when compressed This may damage the brake caliper Figure 38 Parking Brake Adjustment A Lower Brake Spring B Adjustment Clevis C Caliper Lever A B C Figure 36 Return To Neutral...

Страница 21: ...armature may vary even after performing the adjustment procedure This is due to dimensional variations on component parts and is an acceptable condition 6 Check the mower blade stopping time The mowe...

Страница 22: ...o the notch in the pre load adjuster While holding the wrench with both hands turn CLOCKWISE to decrease the pre load turn COUNTER CLOCKWISE to increase the pre load Make sure that for each pair of sh...

Страница 23: ...IS3100Z Series 4 Wheel IS 61 72 Mower Deck 23 Notes...

Страница 24: ...C Copyright 2008 Briggs Stratton Corporation Milwaukee WI USA All Rights Reserved The Ferris logo is a trademark of Briggs Stratton Corporation Milwaukee WI USA Briggs Stratton Power Products Group LL...

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