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 8

13.1. Remove the hairpin clip that secures the stabi-

lizer rod to the stabilizer bracket. See Figure 22.

13.2. Slide the stabilizer rod out of the bracket and 

remove the bracket.

NOTE: 

Make note of the orientation of the stabi-

lizer rod and stabilizer bracket prior to disassem-
bly. The stabilizer bracket can be incorrectly 
installed upside down and/or the stabilizer rod 
can be installed backwards during reassembly.

14.

DECK BELT REMOVAL (38” AND 42” 
DECKS)

14.1. Remove the cutting deck from the tractor by fol-

lowing the procedures in the cutting deck 
removal section.

14.2. Using a 1/2 inch socket, remove the belts guards 

(located over each spindle) by removing the self 
tapping screws securing them in place.

14.3. Remove and replace the belt.

14.4. Reassemble in reverse order.

15.

UPPER DECK BELT REMOVAL (46” DECKS)

15.1. Remove the cutting deck from the tractor by fol-

lowing the procedures in the cutting deck 
removal section.

NOTE: 

On 46” decks you must also remove both 

the deck stabilizer bracket and stabilizer rod. 
See deck stabilizer bracket removal section.

15.2. The upper deck belt is removed by simply lifting 

it off the double pulley located at the rear of the 
cutting deck.

16.

LOWER DECK BELT REMOVAL (46” DECKS)

16.1. Remove the upper deck belt. See above.

16.2. Using a 1/2 inch socket, remove the belt guards.

16.3. Using a spring puller or recoil rope, remove the 

spring from the belt idler bracket. This will relieve 
tension on the belt.

16.4. Remove the belt from around the idler pulleys 

and the three spindle pulleys.

16.5. Install new belts and reassemble in the reverse 

order.

17.

DECK SPINDLE REPLACEMENT

17.1. Remove the deck from the tractor following the 

deck removal procedures in this manual.

17.2. Using a 1/2 inch socket, remove the belts guards 

(located over each spindle) by removing the self 
tapping screws securing them in place.

17.3. Using a air impact wrench and 15/16 inch 

socket, remove the spindle pulley hex flange nut.

NOTE: 

Use a blade stop or a “C” clamp to hold 

the blade in place during nut removal. See Fig-
ure 23.

17.4. Remove the pulley.

17.5. Using a air impact wrench and 15/16 inch 

socket, remove the cutting blade hex flange nut.

17.6. Remove the cutting blade.

Figure 22

Stabilizer Rod

Stabilizer Bracket

Hairpin Clip

Figure 23

“C” Clamp

Deck

Blade

Summary of Contents for 683 Series

Page 1: ...d follow all instructions and use common sense when working on power equipment This includes the contents of the product s Operators Manual supplied with the equipment No liability can be accepted for...

Page 2: ......

Page 3: ...ese models use three different styles Standard Adjustment Quick Adjustment and Knob Adjust ment Refer to the owners manual for proper adjustment 2 BATTERY HOLD DOWN The battery is held in place by a f...

Page 4: ...er in either FORWARD or REVERSE and follow normal operating proce dures 5 DECK LEVELING ADJUSTMENT NOTE The cutting deck is attached to the frame with steel rod hanger links The left front rod is thre...

Page 5: ...HT ON MODELS SO EQUIPPED 6 1 Select the height position of the cutting deck by placing the Deck Engagement Lift Lever in any of the five different cutting height notches on the right side of the frame...

Page 6: ...el 7 9 Start the unit and test the deck engagement lift lever to be certain that the blades fully disen gage when in the BLADES STOP position 7 10 Repeat the adjustment if needed 8 PARKING BRAKE ADJUS...

Page 7: ...rule Figure 12 Speed Control Rod Speed Control Rod Ferrule Cotter Pin 9 4 Adjust the speed control by threading the ferrule inward so that no more than 3 4 of the rod is exposed beyond the ferrule See...

Page 8: ...1 2 Use a 1 2 inch open end wrench to hold the ball joint while using a 9 16 inch open end wrench to loosen the steering arm jam nut securing the ball joint to the steering arm 11 3 Remove the ball jo...

Page 9: ...d with bend for 46 deck 12 6 Remove the two hairpin clips securing the front hanger rods to the deck brackets and carefully lower the front of the deck to the ground See Figure 20 12 7 Remove the two...

Page 10: ...r bracket removal section 15 2 The upper deck belt is removed by simply lifting it off the double pulley located at the rear of the cutting deck 16 LOWER DECK BELT REMOVAL 46 DECKS 16 1 Remove the upp...

Page 11: ...drive belts be changed at the same time 18 1 Place the deck engagement lift lever in the fully forward position 18 2 Set the parking brake on the unit Figure 24 Self Tapping Hex Screws 18 3 Unthread...

Page 12: ...e proper reassembly 18 9 Using an air impact gun with a 5 8 inch socket remove the hex screw that secures the engine pulley to the engine crankshaft 18 10 Carefully lower the pulley off the crankshaft...

Page 13: ...the cut ting deck The transmission pulley is manufac tured with a dish or concave shape The dish side should be facing DOWN on tractors with a Figure 31 Transmission Pulley Figure 32 Flange Nut Washer...

Page 14: ...fol lowing the procedures in the drive belt removal section 19 3 Using an impact wrench and a 1 2 inch socket remove the hex cap screw securing the variable speed pulley assembly to the variable speed...

Page 15: ...Lubrication Points Speed Brackets Figure 39 Negative Cable Positive Cable Battery Hold Down Rod 20 3 Detach the battery hold down rod and remove both the battery and battery tray from the tractor See...

Page 16: ...e transmission and tractor frame to provide increased clearance for the cutting deck The transmission pulley is manufactured with a dish or concave shape The dish side should be facing DOWN on trac to...

Page 17: ...sher Shift Rod Ferrule Shift Rod Shift Lever Assembly Figure 46 Self Tapping Screws 20 17 Using a 1 2 inch socket and 1 2 inch box wrench remove the four two on each side hex cap screws and flange loc...

Page 18: ...16...

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