maximal FD80T - Brake System

5-10t Internal Combustion Counterbalance Forklift Truck Operation & Maintenance Manual
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5. Brake System (Refer to Table 5-1 for main parameters.)
Table 5-1
FD50, 60, 70
Forklift Truck Model
Item
Homemade
Engine
Imported
Engine
FD80,100
Braking Type
Vacuum
Power
Power Brake
Brake Type
Front Wheel, Internal Expanding Type,
and Shoe Brake
Inner Diameter of Brake
Drum ㎜
Φ317.5 Φ438.15
Inner Diameter of Wheel
Cylinder ㎜
Φ31.75 Φ47.62
Shoe Dimension (L×W×T) ㎜ 324×100×10 489×100×12.7
Wheel
Brake
Shoe Surface Area ㎝
2
4×324 4×489
Type
Mounted on Intermediate Shaft of
Transmission, Mechanical, and
Internal Expanding Type
Inner Diameter of Brake
Drum
Φ160
Shoe Dimension (L×W×T) ㎜ 140×36×3.5
Parking
Brake
Shoe Surface Area ㎝
2
50.4
Brake Master Cylinder ㎜ Φ31.75 /
Diameter of Vacuum Booster
Front Case/Rear Case
Φ9’’/Φ10’’ /
Type: Main
Valve/Safety Valve
Open Core Type/ Close
Core Type
Movement Type Spring Type
Inlet Flow Rate
1/min
/ 27
Brake Pump
and Valve
Brake
Valve
Max Operating Oil
Pressure MPa
/ 10.5
Type / Spring Type
Capacity / 66.7
Piston Diameter × Stroke / Φ50×34
Oil Pressure: At Maximum/ At
Work MPa
/ 7.2/4.9
Energy
Accumulator
Overflow Oil Pressure / 13