Basic Engine Maintenance; Belts - Gravely Promaster 260Z Service Manual

4.9 BASIC ENGINE MAINTENANCE

See your engine manual and Section 5 of this manual
for detailed information on the operation and
maintenance of your engine.
1. Each day before operating, check the level of the
oil in the engine. Never operate the engine when
the oil level is below the add mark.
2. Each day before operating, check the air cleaner
element. Dirt can decrease the flow of air to the
engine.
3. Each day before operating, check the air cooling
system on the engine. Debris can decrease the
flow of air cooling the engine.
4. Follow the maintenance instructions in your engine
manual concerning oil and filter changes.

4.10 BELTS

WARNING: MOVING PARTS can cut or
amputate body parts. ALWAYS wait for
moving parts to stop before performing
maintenance or service.
CAUTION: DAMAGED OR WORN BELTS
may result in injury and/or damage to the unit.
Check belts for excessive wear or cracks
often.
Belt Access
1. Properly stop and park unit (refer to Owner's
Manual).
2. Lower the mower.
3. Place seat in most rearward position.
4. Remove belt covers.
5. Place foot board in open position (Figure 6).
6. Secure raised footboard with latch.
1
5
4
1. Footboard in open
position
2. Footboard in closed
position
2
3. Support Frame
4. Pivot
5. Latch
Figure 6
Replacing Mower Belts
NOTE: Long belt must be removed to remove short
belt.
1. Roll long belt off left blade spindle and remove from
deck.
2. Roll short belt off right blade spindle and remove
from deck. Idler pivot bolt must be loosened slightly
to gain clearance to remove belt from under idler
pulley (Figure 7).
CAUTION: Use care when releasing idler
spring tension. Keep body parts well away
from idlers when performing this operation.
3. Arrange new mower belt(s) on deck (short belt
first). Retighten short belt idler pivot bolt. Install
belts on sheaves. Roll belts onto blade sheave last.
4. Replace belt covers and return foot board to closed
position.
Replacing the Hydro Pump Belt
1. Properly stop and park unit (refer to unit Owner's
Manual).
2. Remove the mower belt from the mower clutch
sheave. See Replacing Mower Belts.
3. Remove old hydro pump belt by rolling belt off right
hand hydrostat sheave first (Figure 8).
4. Install new pump belt by positioning belt on
sheaves. Roll belt onto right hand hydrostat sheave
last.
5. Put the mower belt back on mower clutch sheave.
See Replacing Mower Belts.
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