SECTION 4
MAINTENANCE
Page 4-3
49831902
4.1 Scheduled Maintenance
Check
Description
Item to be Checked Major Component
As Req’d
Per Shift
Weekly
Monthly
3-Month
6-Month
Yearly
1
Oil Level Hydraulic Oil Tank
X R
Oil Sample Hydraulic System
F
Hydraulic Cartridge Seals Hydraulic Cylinder
X X
Plunger Seals HP Cylinder
X X
Fluid Level &
Leak Checks
Sealing Head HP Cylinder
X X
Water Supply Pressure
Low Pressure Filter
Assembly
X X
Intensifier
Discharge Pressure
HP Piping
X
Pressure &
Flow Checks
Hydraulic Pump Pressure Hydraulic Pump
X
Plunger Seal HP Cylinder
X X
HP Check Valve Port Sealing Head
X X
Temperature
Checks
Cooling Water Inlet/Outlet
Oil/Water Heat
Exchanger
X F
Motor Bearings Lube Hydraulic Power Unit
X R
Lubrication
& Filter
Checks
Hydraulic Filter Hydraulic Oil Tank
X X R
Electric Motor
F L
Vibrations-
Rotating
Equip.
Hydraulic Pump
F
Splined Shaft
Service
Motor/Pump Connection
Motor-Female Spline
Piston Pump-Male Spline
L
2
Hydraulic Pump
F
HP Tubing, Valves, &
Fittings
F
Hydraulic Manifolds Hydraulic Intensifier
F
Control Panel Electrical Enclosure
F
System
Cleaning &
Inspections
Gage Calibration
Hydraulic Pump & HP
Piping
F
Control
Lights
X
Key:
F: Information
X: To be observed
R: To be replaced
L: To be lubricated
1
Yearly or 4,000 hours, whichever comes first.
2
See Section 9.3.3 concerning spline lubrication recommendations.
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