HANGCHA CPD20-AC3 - Page 67

63
Hydraulic system
Item
Service required
Tools
D
(8 h)
W
(40 h)
M
(166 h)
T
(500 h)
S
(1000 h)
Hydraulic
reservoir
Check for oil level, Change
oil
〇
〇
〇
〇
×
Clean suction strainer
〇
Clean foreign matter
〇
Control
lever
Check levers for looseness
〇
〇
〇
〇
〇
Check for operation
〇
〇
〇
〇
〇
Control valve
Check for oil leak
〇
〇
〇
〇
〇
Check relief valve and tilt
lock valve for operation
〇
〇
〇
Measure relief pressure
Oil press
gauge
〇
Hose,
Piping
Hose
Reel &
Swivel
Joint
Check for oil leak,
looseness, collapse,
deformation and damage
〇
〇
〇
Replace hoses.
×
1-2 years
Hydraulic
Pump
Check hydraulic pump for
oil leak or noise
〇
〇
〇
〇
〇
Check pump drive gear for
wear
〇
〇
〇