Deck Leveling Adjustment - Yard-Man 136X694G401 Owner's Manual

HYDROSTATIC NEUTRAL CONTROL ADJUSTMENT
The hydrostatic transrnisslon control is in correct
adjustment when the tractor does not move with the
engine running, the c;L,toh engaged and the hydrostat-
ic controt lever in the neutral position,
It affjustmeot is r_acessary, t_l_w these steps:
1. Raise both rear wheels off the g_ound by praclng
blocks under the rear frame,
2. Remove the transmission panel by remrJvlng the
parking brake knob and truss machine screws.
3. Loosen the hex jam nut on the speed selector
adjusting rod. See figure 11.
Scissor
Speed SeLector
Adjusting Rod
S¢lssbr Hex Jam Nut
Mounting (Loosen)
Bracket
FIGURE 11,
4 Loosen the hex nut on the scissor mounting
bracket. See figure 1 t.
5. Stag the engine and run at full throttle.
5. Move the hydrostag¢ control lever until you find
neutral (rear wheels do not rotate in either direc
tion).
WARNING; Be careful of the coo[thg
tan
on th_ ttydrost_tic transmission.
7. Depress the clutch-brake pedar until the scissor
brackets come together.
8. Shutoff the engine
£, Tighten the hex nut on the scissor mounting
bracket.
1 O, Thread the speed selector rod in or out of the fer-
rule until the hydrostatic control lever lines up in
the neutral position on the speed control index
bracket.
10
11. Tighten hex jam nut against the ferrule.
12. Replace the transmission panel and parking
brake knob,
13. Remove the blocks from under the frame and test
the operation of the tractor,
DECK LEVELING ADJUSTMENT
If an uneven cut 19 obtained, the deck may be Jeve;ed
by following instructions in Assembly section.
cuTrING DECK ENGAGEMENT ADJUSTMENT
The cutting deck engagement may be adjusted to
make certain deck is disengaged when Lift lever is in
the BLADES OFF position, or to obtain more drive in
the cutting positions, Correct adjustment as follows
With the engine off, place the tilt lever in the highest
cutting posftion (first position) Remove the cotter pin
and flat washer which secure the disengagement rod
to the stab[gzer shaft asserrlbJy. See figure 12
Sheden the rod by threading it in until the ferrule [s
8gaLir_stthe back of the stot ir_ the kit she,ft assembly,
and the rod lines up with the hole in the stebiJizer
shaft. For more belt tension the disengagement rod
must be lengthened To decrease belt tension the
disengagement rod must be shattened.
Check the adjustment by placing the )if[ lever in the
BLADES OFF position. Thebeokshould move up and
forward, allowing the belt to become roose. Start and
test for disengagement. Repeat procedure as
necessary.
Spdn!
Stabilizer Shaft
Assembly
Disengagement Rod
Stabilizer Plate
Flat Washer
Hairpin Clip
FIG_JRE 12,
BRAKE ADJUSTMENT (s_e figure 13)
The brake is located by the right rear wheel inside the
frame. During normal operation of this machine, the
brake$ are subject to wear and will require periodic
examination and adjustment,
WARNtNG: Do not have the engine run-
ning when you adjust the brake.
I