Gravely ZT HD 48 User Manual

EN - 29
Replace Relay
NOTICE: Relays are interchangeable. Use
only quality replacement parts. See Service
Parts on page 19.
1. Remove defective relay.
2. Determine cause of relay failure and
repair condition.
3. Install new relay.
REPLACE MOWER BELTS
Remove PTO Belt
1. Place unit in service position. See
Service Position on page 18.
2. Position mower deck at lowest cutting
height.
3. Remove hardware securing belt covers to
deck and remove belt covers. See
Figure 34.
See Figure 35.
4. Slowly remove spring hook from anchor
bolt to release tension from belt idler.
5. Remove PTO belt.
CAUTION: Damage or worn
belts may result in injury and / or
damage to the unit. Check belts
for excessive wear or cracks of-
ten.
Figure 33
CAUTION: Use care when
releasing idler spring tension.
Keep body parts away from
idlers when performing this
operation.
Figure 34
1. Spring
2. Anchor Bolt
3. PTO Belt Idler
4. PTO Belt
1
2
3
4
Figure 35

Gravely ZT HD 48 Specifications

General

Engine Brand	Kawasaki
Engine Model	FR691V
Horsepower	23 HP
Cutting Width	48 inches
Transmission Type	Hydro-Gear ZT-3100
Deck Material	10-gauge steel
Engine Type	V-Twin
Engine Displacement	726cc
Ground Speed Forward	8.5 mph
Ground Speed Reverse	4 mph
Deck Type	Fabricated
Turning Radius	Zero-turn
Cutting Height	1.5 to 5 inches
Spindle Material	Aluminum
Warranty	4 years or 500 hours
Seat Type	High-back