SkyTrak 8042 Service Manual User Manual
Page 156
Hydraulic System
8-12
6036, 6042, 8042, 10042, 10054
7
PBG
D
Secondary
Function
Manifold
500-600 psi
(34-41 bar)
With engine at idle, park brake released and
steering held over relief while checking
pressure. If pressure is incorrect, adjust or
replace the pressure reducing valve in the
secondary function manifold.
8
N/A
Brake Valve
(Manual Brake
Pressure)
400 psi (28 bar)
minimum
With engine OFF, pump brake pedal twice. DO
NOT overstroke the brake pedal. If pressure is
incorrect, check for external leaks. If no leaks
are found, refer to Section 8.7.3, “Service Brake
Valve.”
8
N/A
Brake Valve
(Service
Brake
Pressure)
550 psi (38 bar)
minimum
With engine at idle, depress and hold brake
pedal. DO NOT turn steering wheel. DO NOT
overstroke the brake pedal. Check pressure. If
pressure is incorrect, refer to Section 8.7.3,
“Service Brake Valve.”
9
G1
E
Stabilizer
Cylinder
75-150 psi
(5,2-10,3 bar)
With engine at idle, check the pressure on the
cylinder.
Test
Location
Valve
Port
Adjust.
Location
Component
Description
Pressure
Reading
Pressure Test Procedures