Installation
Ultima Hooklift 01/2020
26
216
Always check that the valve is connected correctly:
Standard unit: Port 2 to control valve and port 1 to cylinder*
Unit with friction relief: T to control valve and P to cylinder
NOTE. In case of friction relief retrofit the 2-way valve must be replaced with a correct valve
type.
3.9.2 Hydraulic connections of helping cylinder in ULT26S70/78 and ULT30S BASE
After installation of the helping cylinder cross member connect the pressure hose to the piston
side line of the main cylinders. There is a plugged T-connector behind the control valve for this
connection. Remove the plug and connect the hose. The tightening torque is 51.6 ft-lb.
Valve with friction relief
MU113394201
Standard valve
MU113394301
Hydraulic pressure, Main Cylinders, Piston side
4351 psi
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