MTD 668 Lawn Mower User Manual


 
19
Models 660 – 688
REF.
NO.
PART
NO. DESCRIPTION
1 618-0138A Spindle Assembly (a)
618-0142A Spindle Assembly (b) (c)
2 683-04003A Deck Shell (a)
683-04004A Deck Shell (b)
683-04035A Deck Shell (c)
3 710-0726 Self-tapping Screw, 5/16-12 x .75
4 710-1260A Screw, 5/16-18 x .75
5 710-1616A Self-tapping Screw, 5/16-18 x .75
6 712-0417A Hex Flange Nut, 5/8-18
7 714-04023 Internal Cotter Pin, .080 x 1.56
8 742-0610A Blade, 19.38” (a)
742-0616A Blade, 21.23” (b) (c)
9 747-04018A Deck Hanger Link/Anti-sway Rod
10 754-0329A Deck Belt (a)
754-0371A Deck Belt (b) (c)
11 783-04148A Belt Cover (a)
783-04149B Belt Cover (b) (c)
12 783-04211 Anti-sway Stabilizer Bracket
13 712-0431 Flange Lock Nut, 3/8-16 (c)
14 734-0973 Deck Wheel, 5 x 1.38 (c)
15 738-0373 Shoulder Screw, .498 x 1.53 (c)
16 731-1032B Discharge Chute Assembly
17 710-0751 Hex Cap Screw:1/4-20 x .620
18 736-0270 Bell Washer, .265 x .75 x .062
19 712-3006 Hex Nut, 1/4-20
20 726-0233 Push Nut, 1/4
21 712-3087 Wing Nut, 1/4-20
22 710-0599 Self-tapping Screw, 1/4-20 x .5
23 710-0134 Carriage Screw, , 1/4-20 x .62
24 731-2363 Mulch Plug
25 783-1146A Deck Skirt (b) (c)
IMPORTANT:
For a proper
working machine, use
Factory Approved Parts.
V-belts are designed to
engage and disengage
safely. A substitute (non
OEM) V-belt can be
dangerous by not
disengaging completely.
(a) Tractor models with 38-inch Deck Only
(b) Tractor models with 42-inch Deck Only
(c) Tractor models with 42-inch Deck w/ Deck Wheels Only
NOTE: Tractor features vary by model. NOT all parts listed above and pictured on the previous page are standard equipment.