Ariens 936034 - 1540 Owner's/Operator's Manual page 14

IMPORTANT: Antiscalp rollers prevent lawn scalping. DO
NOT use antiscalp rollers to set cutting height. Adjust
antiscalp rollers to same height as mower blade or
higher. Adjust all antiscalp rollers to same height.
NOTE: Adjust on a level surface, with the tires inflated to
the correct air pressure (see Specifications on page 18).
1. Select cutting height.
2. Adjust all antiscalp rollers (item 3) to within 1/2 in.
(1.27 cm) of ground (figure 10).
REPLACING MOWER DRIVE BELT
The mower belt idler system is designed to provide
constant tension on the belt. If the deck idler spring is
extended less than 4 1/2 in. (11.4 cm), replace the mower
drive belt.
1. Disconnect deck idler spring from frame.
2. Remove belt from electric clutch and mower pan
sheave.
3. Place new belt on electric clutch and mower pan
sheave.
4. Reconnect deck idler spring to frame.
REPLACING DECK BELT
See figure 11 or figure 12.
1. Remove mower drive belt.
2. Disconnect idler spring from spring mount welded
to the mower deck.
3. Remove left sheave cover.
4. Remove old belt from mower deck and install new
belt. Ensure belt is seated in all pulley grooves.
5. Replace left sheave cover, reconnect idler spring
and replace mower drive belt.
48 in. Deck
5
3
2
1
4
1. Idler
2. Mower Pulley
3. Mower Belt
Figure 11
2
2
6
4. Jackshaft Pulley
5. Deck Idler Spring
6. Mower Idler Pulley
OT0930
GB - 14
40 in. Deck
2
1
1. Idler
2. Mower Pulley
Figure 12
TRACTION DRIVE BELT
1. Loosen hardware securing belt fingers at idler and
pulleys (figure 13).
2. Depress clutch/brake pedal and remove belt from
idler and pulleys.
3. Install new belt in reverse order.
4. Secure belt finger hardware with 1/16 in. to 1/8 in.
(2 to 3 mm) clearance between belt fingers and
belt.
1
6
3
7
4
1. Engine Sheave
2. V-Idler
3. Clutch Idler Arm
Figure 13
2
3
5
4
3. Mower Belt
4. Jackshaft Pulley
5. Deck Idler Spring
OT1400
6
2
5
7
7
4. Transaxle Pulley
5. Traction Drive Belt
6. Belt Finger
7. Belt Guide
OT0061