Ariens 912 User Manual download pdf (Page 21)

Adjustments (Continued)

Check brake by turning both wheels at the

same time, brake should just begin to drag on

brake drum. If not, adjust brake band by

loosening set screw on brake set collar and

moving collar on brake rod.

Release Parking Brake latch and turn both rear

wheels by hand, they should rotate freely in

neutral (N) but not rotate with Speed Selector

in any other position.

i

Test by fully depressing Clutch Pedal and try

ing to turn both wheels by hand, they should

not turn.

Mower Belt

IMPORTANT: Ariens Company recommends

that mower belt be adjusted after first five

hours of operation.

With Mower Clutch engaged (IN) and Height

Control lever set in the most used cutting

height position, belt is properly adjusted when

it can be squeezed together by hand in front of

rear wheels between 3/4” to 1-1/4” without

moving mower pan.

1. Mower Height Lever

2. Adjustment Bracket

3. Mower Clutch Lever

4. Whiziock Cap Screws

Figure 15: Mower Belt

To check, squeeze belt together in front of rear

wheels and measure distance across flats (out

side surfaces) of belt. Measurement should be

between 1-7/8” and 2-3/8”.

IMPORTANT: Over tightening belt will result in

permature belt and bearing wear.

To adjust, with Mower Clutch disengaged

(OUT) and Height Control lever in normal mow

ing height position, loosen cap screws on ad

justment bracket and slide bracket forward to

loosen belt (if belt is too tight) or to rear to

tighten belt (if belt is loose). Tighten cap

screws and recheck belt adjustment.

Check mower brake adjustment after changing

mower belt and/or clutch adjustment.

Mower Brake

A

WARNING: With improper use, injury

may result if Mower Clutch in disengag

ed (OUT) and brake does not stop mower

blade within 5 seconds.

Mower brake is applied when mower clutch is

disengaged (OUT) and must release when

mower clutch is engaged (IN).

To check, position mower pan in mid-height

position and while observing brake, engage

and disengage mower clutch. Brake rod must

push brake away from pulley when Mower

Clutch is engaged (IN) and allow brake to be

applied when Mower Clutch in disengaged

(OUT).

If brake is applied when Mower Clutch is

engaged, lower pan, loosen locking nut and

turn adjustment nut toward brake arm until

brake is released, recheck per above instruc

tions until adjustment is correct and tighten

locking nut.

1. Brake Rod 2. Locking Nuts 3. Brake Band

Figure 16: Mower Brake

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