BARKO LOADERS 295, Service Manual

Page: 31 / 85

page 31
295 AC
800-00158
K170 STEERING/TRAVEL VALVE BANK ADJUSTMENTS
Port Reliefs for all steering and travel functions are non-adjustable.
For reference:
Steering section Port Reliefs = 2320 PSI (160 BAR)
Travel section Port Reliefs = 2538 PSI (175 BAR)
Steering section is equipped with adjustable feed reducers.
- Pressures to the steering functions should not exceed 2000 PSI.
To adjust, install a gauge on the load sense test port located on the tee on pump #1. Remove the
acorn nut and loosen the jam nut (13 mm wrench). Using a 4 mm Allen wrench, turn the adjustment
screw out (counterclockwise) to lower the pressure or in (clockwise) to raise pressure.
Travel pressure is 2500 PSI.
Load Sense
Pressure Port
(PL)
Pump
Pressure
Test Port
(PX)
K170 STEERING/TRAVEL VALVE BANK
Port Reliefs
(non-adjustable)
Feed
Reducers
Steering
Travel
Port Reliefs
(non-adjustable)
A
B
A
B
A
B
B
A
HYDRAULIC PRESSURE ADJUSTMENTS CONTINUED...
(FOR MODEL 295 AC)
Load Sense Pressure
Test Port
(on pump #1)
C T
P
Pressure Reducing
Valve (Brakes)
125 PSI
P
A
Pump #1
Pump #2
T
Parking Brake
Control Valve
(solenoid on-off)