Ariens Promaster 252 Owner's/Operator's Manual page 26

For a very low cutting height, set the anti-
scalp rollers in the highest position on the
bracket.
NOTE: There are four anti-scalp rollers on
the outside of the mower deck and two anti-
scalp rollers on the inside of the mower deck.
Make sure all anti-scalp rollers are set at the
same height.
Lowest
Cutting
Height
Highest
Cutting
Height
Figure 12
MOWER DECK REMOVAL
DANGER: MOVING PARTS can
cut or amputate body parts.
ALWAYS wait for moving parts to
stop before performing
maintenance or service.
NOTE: Only remove PTO belt from electric
clutch.
1. Remove PTO belt from electric clutch
(see PTO BELT REMOVAL on page 28).
2. Lower mower deck all the way down.
3. Remove link chains from mower lift arms
(figure 13).
4. Remove mower mounting arms from
frame.
5. Slide mower deck out from under unit.
Installing the Mower Deck (Figure 13)
1. Slide mower deck under unit.
2. Install mower mounting arms on frame.
3. Install link chains on the mower lift arms.
4. Install PTO belt on electric clutch (see
PTO BELT REMOVAL on page 28).
5. Level mower deck (see Leveling the
Mower Deck on page 26).
1. Link Chain
2. Mower Mounting Arm
3. Mower lift Arm
Leveling the Mower Deck
OF3590
These adjustments should be made on a
level surface with the tires inflated to the
correct air pressure.
Check Blade Level and Pitch
1. Raise mower deck to a 7.62 cm cutting
height.
2. Shut off engine. Engage parking brake.
Remove the ignition key.
NOTE: Place blocks under the bottom edge
of the deck, not under the reinforcement bar
welded along deck face.
3. Place blocks at each corner of the deck
to support the weight of the deck.
4. Turn the blades so the blade ends point
left to right across the width of the deck.
5. Measure the distance between the
ground and cutting edge of the blade on
the left blade (Left position in figure 14)
and on the right blade (Right position in
figure 14). Distances should be within
4.7 mm. If they are not, raise the low
side of the deck using the height
adjusters on the deck lift brackets (see
figure 15).
6. After deck is level side to side, check the
deck front to back pitch.
7. Turn the blades so the blade ends point
front to back as shown in figure 14.
8. Measure the distance between the
ground and the cutting edge of the
middle blade at the front of the deck
(Front position in figure 14) and between
the ground the cutting edge of the left
and right blades at the rear of the deck
(Rear position in figure 14).
9. The cutting edge at the front of the deck
(Front position in figure 14) should be
3.18 mm lower than the cutting edges at
the rear of the deck (Rear position in
figure 14).
GB - 26
3
1
Figure 13
2