Connecting The Return Circuit With Direct Drainage Into The Tank - Komatsu SK818-5 Operation & Maintenance Manual

6.2.3 CONNECTING THE RETURN CIR-
CUIT WITH DIRECT DRAINAGE
INTO THE TANK
Before performing any operation on the hydraulic cir-
q
cuit, stop the engine and eliminate the residual pres-
sures from the equipment circuits by operating the
controls more than once, then lock the safety bars (see
"3.3.5 pos. 1 - SAFETY BARS").
Immediately clean any area dirty with oil.
q
The machine may be fitted for the application of equipment
with separate return circuit directed into the tank.
The return system is positioned on the left side of the loader
arm and the equipment drain pipe must be connected to the
union (1).
IMPORTANT
In case of doubts regarding the connection of the hy-
q
draulic circuit to the equipment, contact your Komatsu
Dealer.
WARNING
CHANGING THE AUTHORIZED EQUIPMENT
1" UNS
RWAA13300
1
RWAA11810
1
RWA36100
221