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Cascade 70D - User Manual

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Cascade is a Registered Trademark of Cascade Corporation
cascade
corporation
ERVICE MANUAL
S
D-Series
25D through 100D
Non-Sideshifting &
Sideshifting Clamps,
40D Turnafork
TM
Manual Number 669224-R5

Table of Contents

Questions and Answers

  • D
    davidjonesJul 25, 2025
    How to connect hydraulic hoses to Cascade Power Tool attachment?
    • A
      Anthony BrownJul 25, 2025
      To connect hydraulic hoses to the Cascade Power Tool attachment, use Cascade Attachment Installation Kit No. 659245 for non-sideshifting attachments and attachments with solenoid adaption, Kit No. 659249 for sideshifting clamps OR use hoses and fittings as shown.
  • A
    Andrew MartinAug 10, 2025
    What to do if I need to connect hose to the valve CLAMP port of Cascade Power Tool?
    • J
      Justin WebbAug 10, 2025
      If you need to connect a No. 6 hose to the valve CLAMP (CL) port on your Cascade Power Tool, use a 6-8 reducer.

Summary

INTRODUCTION, Section 1

1.1 Introduction

Provides installation, maintenance, troubleshooting, service, and specifications for D-Series clamps.

1.2 Special Definitions

Explains WARNING, CAUTION, IMPORTANT, and NOTE statements used throughout the manual.

INSTALLATION, Section 2

2.1 Truck Requirements

Details truck relief setting, flow volume, and carriage mount dimensions for compatibility.

2.2 Recommended Hydraulic Supply

Specifies hose and fitting requirements for non-sideshifting and sideshifting clamp hydraulic supply.

2.3 Installation Procedure

Step-by-step guide for attaching the overhead hoist, preparing hoses, mounting the attachment, and securing hooks.

2.4 Custom Arm Installation

Instructions for fabricating and installing custom arms on attachment bases.

2.5 Prior to Operation

Pre-operation checks including cylinder nuts, leaks, arm travel, and functional testing.

PERIODIC MAINTENANCE, Section 3

3.1 100-Hour Maintenance

Maintenance tasks for every 100 hours: anchor joint, arm bearings, and capscrew torque.

3.2 500-Hour Maintenance

Maintenance tasks for every 500 hours: hook clearance, lower/upper capscrews, and clamp force.

3.3 1000-Hour Maintenance

Inspect arm bearings for wear; replace if worn below 0.040 in. thickness.

3.4 2000-Hour Maintenance

Inspect arm bearings for wear and tighten frame mounting plate capscrews.

TROUBLESHOOTING, Section 4

4.1 General Procedures

Covers truck system requirements, tools, and a general troubleshooting chart for common issues.

4.2 Plumbing - Top Mount Valve

Hosing diagrams and circuit schematics for non-sideshifting units with top mount valves.

4.3 Plumbing - Center Mount Valve

Hosing diagrams and circuit schematics for non-sideshifting units with center mount valves.

4.4 Attachment Troubleshooting

Lists potential problem areas for clamp function, including pressure tests and electrical checks.

SERVICE, Section 5

5.1 Attachment Removal

Step-by-step guide to safely remove the attachment from the lift truck.

5.2 Arms

Procedures for arm assembly removal, installation, inspection, and service.

5.3 Cylinders

Procedures for hydraulic cylinder removal, installation, and service.

5.4 Cylinder Service

Procedures for cylinder disassembly, inspection, and reassembly.

5.5 Restrictor Cartridges

Information on restrictor cartridges, including adjustment and service.

5.6 Check Valves

Procedures for removing and servicing check valves in top and center mount assemblies.

5.7 Base Unit

Procedures for disassembling and reassembling the base unit frame and mounting plate.

5.8 Solenoid Valve

Procedures for solenoid valve coil service and general valve service.

SPECIFICATIONS, Section 6

6.1 Specifications

Provides technical specifications for the D-Series clamps, including hydraulics and carriage.

Cascade 70D Specifications

General IconGeneral
BrandCascade
Model70D
CategoryPower Tool
LanguageEnglish

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