345C Excavator Automatic Lubrication System Caterpillar


General Information

Usage:

345C BWY
Reference: Refer to the appropriate Operation and Maintenance Manual for your machine for additional information.

Reference: Refer to the appropriate Electrical Schematic for your machine for additional information about the electrical system.


NOTICE

Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the machine. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.

Refer to Special Publication, NENG2500, "Caterpillar Tools and Shop Products Guide", for tools and supplies suitable to collect and contain fluids in Caterpillar machines.

Dispose of all fluids according to local regulations and mandates.


Introduction

The Automatic Lubrication System (Autolube) consists of the following components:

  • Electrical system

  • Pump assembly

  • Metering devices

  • Lubrication distribution lines

The autolube system automatically lubricates the attachment linkage pins and the swing bearing at an optimum interval. The variable lubrication interval time is 3.75 minutes to 15 hours with a continual pump operating time of 7.5 seconds to 30 minutes.

Specifications

Automatic Lubrication System

Reservoir volume ... 4.0 L (1.1 US gal)
Motor speed ... 17 rpm
Maximum power output at 24 volts ... 3 amp
Maximum pump working pressure ... 35000 kPa (5075 psi)

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