Accumulator~
Located Inside
Rear Portion
Of Turntable
Chassis
5.
Have the accumulator recharged by a qualified
service station.
6. Reinstall and secure accumulator in mounting
clamp.
7. Connect the 2 hydraulic hoses as follows:
a.
The hose from the hydraulic pump assembly
connects to the upper fitting on ac-
cumulator.
b. The hose from the manifold block for direc-
tional control valves connects to the lower
fitting on accumulator.
8. Manually run the program for rotating mounting
plate using the
BLOCK FORWARD CON-
TINUOUS mode to check the hydraulic system
pressure at the pressure switch gauge.
9.
Reinstall rear cover on turntable chassis.
4-21. REPLACEMENT OF MOTOR/PUMP AND
RESERVOIR ASSEMBLY
WARNING: ELECTRIC SHOCK can kill.
•
Do not touch live electrical parts.
•
Shut down turntable, welding power source, and
robot control,
and disconnect input power
employing “lockout/tagging procedures” before
inspecting or servicing.
Lockout/tagging procedures consist of removing plug
from receptacle, padlocking line disconnect switch in
open position, removing fuses from fuse box, or shut-
ting off and red-tagging circuit breaker or other discon-
necting device.
MOVING PARTS can cause serious injury.
•
Keep clear of pinch points.
PRESSURIZED HYDRAULIC FLUID can cause
serious injury.
•
Release hydraulic fluidpressure according to Sec-
tion 4-13 before touching any hydraulic com-
ponents.
Hydraulic fluid pressure is present even though elec-
trical power is disconnected.
I. Remove rear cover from turntable chassis.
Figure 4 -22. LocatIon Of Accumulator
Ref: TD-120 290
OM-890 Page 34
