Service Manual
2-2
Digital Edition - TITAN® HD Service Manual
January 2018
Table of Contents
SPECIFICATIONS
General Specifications
Conguration Titan HD 1500 Titan HD 1500 (CA) Titan HD 1500
Model 74450 78450 74451
Engine Toro Kohler Toro
Engine Model Toro V-Twin 708CC Kohler 725CC Toro V-Twin 708CC
Engine Model LC2P77F ZT720 LC2P77F
High Idle 3600 ± 100 RPM 3750 ± 75 RPM 3600 ± 100 RPM
Low Idle 1800 ± 150 RPM
(Governor Set)
1650 ± 75 RPM
(Governor Set)
1800 ± 150 RPM
(Governor Set)
Spark Plug Champion: RN9YC
NGK: BPR6ES
Champion: XC12YC Champion: RN9YC
NGK: BPR6ES
Engine Oil See “Viscosity Table,”
chapter 3, page 3-11
See “Viscosity Table,”
chapter 3, page 3-21
See “Viscosity Table,”
chapter 3, page 3-11
Oil Capacity 2.4 L (80 oz.) with lter
change
1.9 L (64 oz.) with lter
change
2.4 L (80 oz.) with lter
change
CARB NO YES NO
EPA YES
Fuel Capacity 7 gallon
Battery 12 volt - 300 CCA
Hydraulic Drive System
Transmission ZT3100
Transmission Lubricant 4.45 L (150 oz.) Toro® HYPR-OIL™ 500 hydraulic uid or Mobil 1 15W-50 oil
Max Ground Speed (FWD) Up to 8 mph
Rear Tires 22 x 9.5 - 12 22 x 10 - 12
Rear Tire Pressure 13 psi
Front Caster Tires 13 x 6.5 - 6, Cage Bearing
Front Tire Pressure 13 psi
Mower Deck
Deck Width 48 in. 52 in.
Deck Conguration 5.0 in. Deep Turbo Force Deck, Side Discharge
Deck Spindles 8 in. Aluminum with Sealed Ball Bearings, 1 in. Shaft
Blade Tip Speed 18,500 FPS
Cutting Height 1.5 - 5 in.; 0.25 in. increments