Terex RT500-1 User Manual

Outrigger Circuit
CONDITION CAUSE REMEDY
ALL OUTRIGGERS
INOPERATIVE
Electrical malfunction See section on “Electrical
Controls”.
Outrigger relief valve
malfunctioning
See section on “Relief
Valves”.
Outrigger diverter valve
malfunctioning
Repair or replace
Line to or from steer pump
plugged or liner collapsed
Clear blockage or replace
hose
Low oil level Add oil as required
Steer pump worn or damaged See section on “Pumps”.
INDIVIDUAL OUTRIGGER
INOPERATIVE
Electrical malfunction See section on “Electrical
Controls”.
Cylinder leaking internally See section on “Cylinders”.
Hold valve on jack cylinder
not operating
Repair or replace
Line plugged or collapsed
between outrigger valve and
cylinder
Replace hose
Beam wedged in extended
position
Extend jack far enough to
pick up end of beam and
retract. Replace slider pad
block on top of outrigger box
to pick up end of beams
OUTRIGGERS WILL NOT
LIFT MACHINE
Outrigger relief valve
malfunctioning
See section on “Relief
Valves”.
Outrigger diverter valve
malfunctioning
Repair or replace
Outrigger pump worn or
damaged
See section on “Pumps”.
Cylinder by-passing See section on “Cylinders”.
JACK CYLINDER DRIFTS
DOWN
Hold valve on top of cylinder
malfunctioning
Replace cartridge
Thermal relief cartridge
mounted in wrong end
Check for proper assembly
Cylinder by-passing See section on “Cylinders”.
221REVISED:

Terex RT500-1 Specifications

General

Brand	Terex
Model	RT500-1
Category	Construction Equipment
Language	English