Simplicity 1693080 User Manual

25
Adjustments & Service
Figure 34. Front-to-Back Adjustment Nut
A. Outside Nut
B. Eccentric Nut
C. Adjustment Nut
B
A
C
MOWER BELT REPLACEMENT
38” Mowers
1. Park the tractor on a level surface. Disengage the
PTO, turn off the engine and set the parking brake.
Remove the key.
2. Remove the mower deck from the tractor. See Mower
Installation & Removal in the Operation section.
3. Remove the old belt and install the new belt over the
pulleys as shown in Figure 35.
4. Reinstall the mower deck on the tractor.
44” Mowers
1. Park the tractor on a level surface. Disengage the
PTO, turn off the engine and set the parking brake.
Remove the key.
2. Remove the mower deck from the tractor. See Mower
Installation & Removal in the Operation section.
3. Remove both belt covers.
4. Loosen the idler pulley bolt.
5. Remove the old belt and install the new belt over the
pulleys as shown in Figure 36.
6. Tighten the idler pulley bolt.
7. Reinstall both belt covers.
8. Reinstall the mower deck on the tractor.
Figure 35. Mower Deck Belt Routing - 38” Deck
3. See Figure 34. Loosen the outside nut (A) and turn
the eccentric nut (B) to raise or lower the rear of the
deck. When the mower deck is level, hold the eccen-
tric nut while tightening the outside nut.
NOTE: If mower handle drops out of cutting height quad-
rant, turn adjustment nut (C, Figure 34) clockwise to
increase spring tension. DO NOT tighten nut all the way
so that spring is solid.
BLADE BRAKE CHECK
Mower blades and mower drive belt should come to a
complete stop within five seconds after electric PTO
switch is turned off.
1. With tractor in neutral, PTO disengaged and operator
in seat, start the engine.
2. Look over the left-hand footrest at the mower drive
belt. Engage the PTO and wait several seconds.
Disengage the PTO and check the amount of time it
takes for the mower drive belt to stop.
3. If mower drive belt does not stop within five seconds,
see your dealer.
Figure 36. Mower Deck Belt Routing - 44” Deck
Belt Covers not
shown for clarity
Belt Covers not
shown for clarity

Simplicity 1693080 Specifications

General

Brand	Simplicity
Model	1693080
Category	Lawn Mower
Language	English