Illustrated Parts Manual
Hydrostatic Lawn Tractor — Model Series 790
MTD LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019
Printed In USA |
Form No. 769-07616 |
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(November 17, 2011) |
To The Owner
Thank you for purchasing an MTD Lawn Tractor. It was carefully engineered to provide excellent performance when properly operated and maintained.
All information in this manual is relative to the most recent product information available at the time of printing. Please be aware that this Illustrated Part’s Manual may cover a range of product specifications for various models.
Components listed and/or illustrated in this manual may not be applicable to all models. We reserve the right to change product specifications, designs and equipment without notice and without incurring obligation.
Throughout this manual, all references to right (RH) and left (LH) are observed from the operating position.
Table of Contents
5 Style Hood............................................................. |
4 |
42” Deck................................................................... |
16 |
K Style (Troy-Bilt) Hood............................................ |
6 |
46” Deck................................................................... |
18 |
Seat and Fender....................................................... |
8 |
Briggs & Stratton Engine Accessories................... |
20 |
Front End Steering.................................................. |
10 |
Kohler Courage Engine Accessories...................... |
21 |
Transmission........................................................... |
12 |
Wiring Harness Schematic 725-04567F............... |
22 |
Frame and PTO Lift................................................. |
14 |
Wiring Harness Schematic 725-04432F............... |
23 |
Record Product Information |
Model Number |
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To ease in ordering replacement parts, please locate the model |
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plate on the equipment and record the information in the |
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provided area to the right. You can locate the model plate by |
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looking beneath the seat. |
Serial Number |
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Painted Parts
When ordering painted service parts, a four digit color suffix must be added to the part number (e.g. 783-XXXXX-0637). Please refer to the table below for current color codes:
0637 |
Black |
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0709 |
Dark Green (Bolens, Yard-Man) |
0662 |
Oyster Gray (MTD Gold) |
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0638 |
Red (Yard Machines, Huskee, Troy-Bilt, MTD) |
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0691 |
Black Jack (MTD Gold, MasterCut) |
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0674 Yellow (Yard-Man)
0650 Metallic Red (White Outdoor)
0629 Silver Flake (MTD Platinum)
04038 Day Orange (Daedong)
04033 Flint Mica (Troy-Bilt XP)
2
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3
5 Style Hood
9
2
3
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1 |
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51 |
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50 |
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44 |
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20 |
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36 |
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26 |
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27 |
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41 |
43 |
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37 |
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39 |
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A |
42 |
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33 |
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21 30 |
A |
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48
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40 |
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4
Ref. |
Part No. |
Description |
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No. |
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1 |
710-04593 |
Screw, 5/16-18 x .375 |
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2 |
710-0751 |
Hex Screw, 1/4-20 x .620 |
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3 |
712-04064 |
Flangelock Nut, 1/4-20 |
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4 |
710-04484 |
Screw, 5/16-18 x .750 |
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5 |
731-04949A |
Grill Lens |
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6 |
725-0157 |
Cable Tie |
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7 |
925-0963 |
Lamp |
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8 |
783-05454 |
Hood Pivot Bracket |
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9 |
783-05683 |
Hood |
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10 |
738-04091A |
Shoulder Screw, 5/16-18 x .43 x .29 |
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11 |
783-05327B |
Left Support Pivot Bracket |
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12 |
783-05328A |
Right Support Pivot Bracket |
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13 |
710-04483 |
Screw, 1/4-20 x .500 |
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14 |
710-05070 |
Screw, 1/4-20 x .500 |
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15 |
710-0604A |
Screw, 5/16-18 x .625 |
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16 |
712-04063 |
Flangelock Nut, 5/16-18 |
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17 |
783-05685 |
Grill |
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18 |
783-07083 |
Gas Tank Support Bracket |
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19 |
910-0224 |
Screw, #10-16 x .500 |
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20 |
731-05265 |
Choke Plug |
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21 |
710-1652 |
Tap Screw, 1/4-20, 0.625 |
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22 |
710-3144 |
Hex Screw, 3/8-16 x 2.0 |
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23 |
710-3025 |
Hex Screw, 5/16-18 x .625 |
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24 |
931-07770 |
Dash, Upper |
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931-08426 |
Dadh, Upper RMC |
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25 |
741-0587 |
Bearing, .628 ID x 1.36 |
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26 |
783-06785A |
Bracket, Steering Support |
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5 Style Hood |
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Ref. |
Part No. |
Description |
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No. |
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27 |
783-06811 |
Dash, Lower |
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28 |
750-04465B |
Flange Spacer, .390 x .671 x 1.095 |
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29 |
746-04367 |
Throttle/Choke Cable |
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30 |
683-04766 |
Transmission Speed Latch, RMC |
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31 |
683-04448 |
Battery Assembly Rod |
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32 |
726-0230 |
Cable Tie |
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33 |
747-05398 |
Speed Control Rod |
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34 |
783-06823 |
Speed Latch Tab |
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35 |
951-04304 |
1.36 Gallon Fuel Tank |
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36 |
925-1745A |
Key |
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37 |
736-3006 |
Lock Washer, 1/4 |
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38 |
751-12089-28 |
Hose Vent, 3/16 EPA |
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39 |
710-0778 |
Hex Washer Screw, 1/4-20 x 1.50 |
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40 |
712-04065 |
Flangelock Nut, 3/8-16 |
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41 |
731-07885B |
Shift Lever |
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42 |
731-07966 |
Index Control |
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43 |
732-04877 |
Compr. Spring, .72 OD x .78 |
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44 |
925-04227B |
Key Switch Module |
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925-04659 |
Key Switch 3 Position |
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45 |
951-12179A |
Fuel Cap, 2.25” |
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46 |
751-12118 |
Rollover Valve |
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47 |
735-04081 |
Rubber Grommet, 23 x 3.55 |
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48 |
731-05522A† |
Hood cover |
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49 |
731-05232 |
Ammeter Plug |
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50 |
710-0895 |
Screw, 1/4-15 x .750 |
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51 |
731-05078C† |
Dash Collar |
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— |
725-04432G |
Harness, LT-5, RMC,Dual |
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†If Equipped
NOTE: Tractor features vary by model. NOT all parts listed above and pictured on the previous page are standard equipment.
5
K Style (Troy-Bilt) Hood
9
14
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2
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39 |
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35 |
34 |
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48 |
17 |
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16 |
8 |
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50 |
52 |
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30 |
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53 |
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51
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18 22
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2738 |
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37 41 |
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55 |
B |
54 |
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28 |
20 |
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A
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15
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45 |
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1 |
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B |
5 |
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44 46 |
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43
6
Ref. |
Part No. |
Description |
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No. |
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1 |
710-04484 |
Screw 5/16-18 x .750 |
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2 |
710-05281 |
Screw, #12-16 x 1.25 |
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3 |
731-06404 |
K-Style Bumper |
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4 |
710-05108 |
Screw, 1/4 x .750 |
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5 |
725-0157 |
Cable Tie |
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6 |
925-0963 |
Miniature lamp 12V socket |
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7 |
731-06095 |
Grill Lens - LH |
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731-06096 |
Grill Lens - RH |
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8 |
910-0224 |
Screw, #10-16 x .500 |
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9 |
731-06194B |
Hood Scoop |
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10 |
738-04091A |
Shoulder Screw .43 x .29 |
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11 |
783-05327B |
Suppport Bracket LH |
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12 |
783-05328A |
Suppport Bracket RH |
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13 |
683-04448 |
Battery Rod |
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14 |
683-04774 |
Hood |
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15 |
631-04272 |
Grill |
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16 |
710-05070 |
Screw, 1/4-20 x .500 |
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17 |
710-04483 |
Screw 1/4-20 x .500 |
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18 |
710-3144 |
Hex Screw 3/8-16 x 2.00 |
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19 |
710-3025 |
Hex Screw, 5/16-18 x .625 |
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20 |
712-04065 |
Flange Lock Nut 3/8-16 |
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21 |
931-07770 |
Dash, Upper |
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22 |
783-06823 |
Speed Latch Tab |
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23 |
747-05398 |
Speed Control Rod |
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24 |
750-04465C |
Flange Spacer .39 x .671 x 1.095 |
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25 |
683-04766 |
Transmission Speed Latch |
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26 |
746-04367 |
Throttle/Choke Control Cable |
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746-04406 |
Throttle/Choke Cable w/ Knob |
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27 |
710-1652 |
Tap Screw, 1/4-20, 0.625 |
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28 |
710-0604A |
Screw 5/16-18 x .625 |
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29 |
741-0587 |
Bearing, .628 ID x 1.36 |
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30 |
712-04063 |
Flange lock Nut 5/16-18 |
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K Style (Troy-Bilt) Hood |
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Ref. |
Part No. |
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Description |
No. |
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31 |
783-06785A |
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Bracket, Steering Support |
32 |
783-07083† |
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Gas Tank Support Bracket |
33 |
783-06811 |
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Dash, Lower NWNDW |
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783-06656 |
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Dash, Lower |
34 |
925-04227B |
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Key Switch Module |
35 |
925-1745A |
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Key |
36 |
726-0230† |
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Cable Tie |
37 |
951-04295 |
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Fuel Tank, 2 Gallons, EPA |
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951-04304 |
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Fuel Tank, 1.36 Gallon, CARB |
38 |
951-12179A |
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Fuel Cap |
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951-12426 |
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Fuel Cap, CARB |
39 |
925-04156 |
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Ammeter Monitor Indicator |
40 |
735-04081 |
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Rubber Grommet |
41 |
751-12118 |
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Rollover Valve |
42 |
936-3008†† |
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Washer, Flat, .344 x .750 x .120 |
43 |
951-10589†† |
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Canister, Carbon, 5 Gallon |
44 |
951-10590†† |
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Filter, Vent, Canister |
45 |
951-10610†† |
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Bracket., Adapter, Canister |
46 |
751-10749†† |
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Hose, Fuel, Low Perm., White |
47 |
751-10750†† |
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Hose, Fuel, Low Perm., Yellow |
48 |
731-05265 |
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Choke Plug |
49 |
710-0778 |
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Hex Washer Screw, 1/4-20 x 1.50 |
50 |
731-07885B |
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Shift Lever |
51 |
731-07966 |
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Index Control |
52 |
732-04877 |
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Compr. Spring, .685 OD x .63 |
53 |
736-3006 |
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Lock Washer, 1/4 |
54 |
747-05373 |
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Fuel Tank Clamp Rod |
55 |
751-12089-28 |
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Hose Vent, 3/16 EPA |
56 |
710-04187 |
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Screw, 1/4-15 x 0.50 |
— |
725-04432G |
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Harness, LT-5, RMC,Dual |
— |
725-04469 |
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Harness, Jmpr., Amtr. |
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† If Equipped
†† Equipped with CARB Fuel Tank
NOTE: Tractor features vary by model. NOT all parts listed above and pictured on the previous page are standard equipment.
7
Seat and Fender
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17 |
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19 |
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