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Toro Titan MyRide 2024; Getting advertised speed (speed and creep)

#1

J

Jonmower

Recently I bought my first zero turn mower, a Toro Titan MyRide 60." I mow about 4.3 acres; some really smooth and some really rough. Love the MyRide feature on the rough parts--it has been great for my back. Model number is 76614.
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But the other reason for the upgrade was to finish the job faster. So the Titan spec of 8.5 MPH was really appealing. But when I got the mower home and tested speed via GPS (iPhone, watch, whatever) I was not thrilled to see 6.8-7.0 MPH. Turns out there is a simple adjustment to reach full speed with the hydrostatics on this unit. Photo below; it's the circled nut. I cut this photo from the Toro service manual. Unfortunately, this nut also is used to adjust the neutral setting. The so if you adjust neutral for zero creep, you are also limiting the top speed as there is simply not enough travel in the control rod (more on this later). You can set this to go fast, but then at the neutral handle location creep is high. Also, if you have creep and put the mower in park, you might damage the transmissions as you are fighting the internal parking brake. Anyway, creep is bad. [Note: In some models there is a separate neutral setting assembly, so this tweak would not apply.]

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Looking at the possible adjustments, I could not think of a way to achieve full travel for the control rods and zero creep at the neutral settings. The problem is simply that the metal notch that the control arms ride in is not quite long enough. I measured, and only need another 2 mm or so of forward travel to keep neutral where it should be but reach the stop which is the max speed on the transmissions.

Not a bad project . . .

The plastic covers on both sides come off in minutes with a few bolts. On this image I circled the official speed adjustment bolt access (left circle) and the area of interest (right circle). The speed adjustment bolts use 3/16" hex driver, and you can use these to balance the output of the two transmissions and drive straight with controls centered. More on this later.

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Take these plastic covers off and you have this. I circled the speed adjustment bolt on the left again. All this does is set a limit on the forward motion of the control arm. The red oval on the right is the problem. If you adjust the unit for no creep at the neutral arm location, the control arms hit the metal framework before reaching the full forward potential of the transmission.

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So all I needed to do was use my die grinder and remove about 3mm (approx) to the front (red oval) of the opening. After covering everything to control metal dust, I just ground this area to let the control arms go forward a little more. A couple coats of black Rustoleum and I was done. The added space allowed both arms to move forward until the silver arm on the transmission reached the center stopper which limits travel (see first photo). When they were full forward I ran both of the speed control bolts (hex head) back until they touched the stop on the arm. When I take took the mower out to test, a minor adjustment of one of the hex bolts was all it took to track straight.

Here is a shot of the final result after putting the plastic shell back on the right side:
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RESULT:
Worked great! No creep at neutral, so no extra stress on transmission at park. But top speed is 8.4-8.6, which is right as advertised. Overall my mow went from 2.5 hours on the John Deere with a 48" deck to 1.5 hours with the Titan. Happy camper!




PS: If one is really worried about warranty based on something like this, you can buy the metal part; aka Control Box; for $34 each and swap it out before going to the dealer. Just to be safe I decided to have these on hand (TORO 145-4615-03 - CONTROL BOX - LH G7 - Original OEM part and TORO 145-4647-03 - CONTROL BOX - RH G7 - Original OEM part)


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