Caterpillar EP40 EP45 EP50 Chassis & Mast Lift Trucks Service Manual - PDF DOWNLOAD

Page 169

When adjusting the tilt speed by increasing the pump speed always check the pressure as well.

Control valve standard setting Solo Pilot

Item

Description

Function

electrical

1

Lowering brake

2

Pressure relief valve

3

Reservoir return connection

4

Pressure port

5

Lift port

6

2R3/XB 29

Lift potentiometer

7

2S73/XB 75

Fwd/rev tilt switch

8

2S57/XB 76

ZH1 valve switch

9

2S76/XB 77

ZH2 valve switch

Option ZH1, ZH2 When attaching additional equipment adjust the oil volume required via the pump speed. The pump speed must always be appropriate to the pressure. Increasing the pump speed in excess of 35-40 l/min results in just a minimal increase in speed but a considerable rise in pressure. (Oil heating, energy loss) fig. 166

Intermediate settings can be made by adjusting the lever accordingly. Increasing the pump r.p.m. does not increase the speed (shorter tilt times), it simply increases pressure loss from the current controller. No other settings are possible. The tilt speed is restricted by a current control valve to a maximum tilt time of approx. 3,5-4 seconds or 24 l/min.

166


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Articles inside

Instructions for the prevention of functional failures and damage to equipment when performing cleaning operations on fork lift truck

1hr
pages 182-308

operations on fork lift trucks equipped with electronic assemblies

3min
pages 180-181

Switch functions

1min
page 176

Instrument panel and LCD display

1min
page 174

Functional description and display functions

2min
page 175

Control valve standard setting

1min
pages 169-170

Guidelines for Installing Brake Lines

1min
page 162

Tests

1min
page 164

Length check of load chains

1min
page 168

EP series

1min
page 161

Measuring the minimum braking ratio and braking distance

2min
pages 159-160

Steering angle sensor replacement / adjustment

1min
pages 152-153

Spring Loaded Brake Test and Removal

3min
pages 154-157

Error List (not password protected

16min
pages 122-139

Brake Design

1min
page 140

Starting an Adjustment

3min
pages 116-120

Axle Adjustment

1min
page 115

Error Log

3min
pages 111-114

I/O Data Display (Diagnostics

1min
page 110

Operating Data Display

3min
pages 105-109

Special Function Menu

1min
pages 103-104

Operating the Steering Computer

1min
page 102

Checking the Electrical Installation

1min
page 101

Steering system

1min
page 99

SLC 018 305 Steering Controller

1min
page 100

Power steering pump

1min
page 98

Steering axle Design

1min
page 97

Additional test items for UVV inspection

1min
page 95

Hydraulic System

1min
pages 83-84

Wiring Diagrams

1min
pages 75-76

Hydraulic system

1min
pages 77-78

Controller Functional Description

1min
page 70

Traction current controller

1min
page 72

Travel switch/Accelerator pedal

1min
page 69

Drive

1min
page 68

Commissioning with the Service LISA

1min
page 39

Electrical fuses

1min
page 46

Steering parameter settings

1min
page 21

Drive compartment

1min
page 4

Force to zero

1min
page 19

Truck Standard Parameter Setting

1min
page 23

Operating Program Setting

1min
page 22

Battery Parameter Setting

1min
pages 24-25

Lift parameter setting

1min
pages 17-18

Parameter and options setting

2min
pages 13-15
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