HELI CQD18X1 User Manual

105 pages

Questions and Answers:

L
Lance WrightAug 30, 2025
Why can't my HELI CQD18X1 Trucks lift properly?
- E
  emilyvaldezAug 30, 2025
  If your HELI Trucks can't lift or the lift is poor, this could be due to: * Oil leakage in the pipeline or connector: Check and repair. * Low oil level in the oil tank: Add oil. * Too much impurity in the oil and the filter being blocked: Change oil or oil filter. * Much wear or oil leakage of the gears: Change gears or check the o-ring, or replace it. * Low pressure of system safety valve: Adjust safety valve pressure. * Inner leakage of control valve’s lifting piece: Change the control valve. * Inner leakage of lifting cylinder: Change the seal ring.
B
Bryan JonesAug 29, 2025
What causes the parking brake to not work on HELI Trucks?
- D
  Devin JonesAug 29, 2025
  If your HELI Trucks' parking brake isn't working, it could be because: * The voltage switch is in the power off position: Check the electricity supply. * There is greasy dirt on the friction surface of the friction disc: Clean the dirt and readjust the gas gap.
C
Collin CoxAug 27, 2025
Why are the gears making a loud noise when steering HELI CQD18X1 Trucks?
- P
  Paul RoweAug 28, 2025
  If the gears of your HELI Trucks are making a loud noise when steering, it may be because: * There is too much clearance between the gears: Adjust them. * The gears are worn: Replace them.
I
Ian Vega MDAug 26, 2025
What to do if the lifting motor is not working in HELI CQD18X1?
- J
  juarezjeanetteAug 26, 2025
  If your HELI Trucks' lifting motor isn't working, it could be due to: * A short circuit in the contactor coil: Change the connector. * Abnormal working of the lifting switch: Check and change the switch. * Broken wire: Connect again. * Poor connector contact: Check and repair. * A fault of the lifting controller: Check and repair.
S
Scott SwansonAug 25, 2025
How to fix loud gear noise when driving HELI CQD18X1?
- K
  Kristine CarsonAug 26, 2025
  If the gears of your HELI Trucks are making a loud noise when driving, this may be due to: * Too much clearance between the gears: Adjust the gears. * Much wear of the gears: Replace the gears. * Lower oil level in oil tank: Add oil.
H
Henry JonesAug 21, 2025
What to do if the parking brake cannot be released on HELI CQD18X1 Trucks?
- J
  jose95Aug 22, 2025
  If the parking brake on your HELI Trucks cannot be released, it may be due to several reasons: * Low electricity supply: Adjust the electricity supply. * Break off of electricity supply: Reconnect power supply. * Over large or over small brake gas gap: Readjust brake gas gap. * Damage of friction disc or brake coil: Replace the brake and readjust brake gas gap.
B
Breanna JonesSep 14, 2025
Why is there no signal after turning on the key switch of HELI Trucks?

HELI CQD18X1 Specifications

General

Brand	HELI
Model	CQD18X1
Category	Trucks
Language	English

Summary

Safety Instructions of Operation and Driving

Pre-Operation Checks

Trial Operation of Mast and Truck

Performing trial operations of mast functions and truck movements.

Precautions in Driving

General Driving and Load Handling Precautions

Mast Operation and Parking Procedures

Precautions for mast operation and safe parking/shutdown procedures.

Battery Charging Procedures

Charging Instructions and Conditions

Adherence to instructions, low voltage conditions, and electrolyte monitoring during charging.

Timely Charging and Manual Reference

Main Specifications

Construction and Principle of Reach Truck

Transmission System Overview

Drive Unit and Steering Motor

Drive Unit Working Principle

Steering System Description

Steering System Components

Steering System Mechanisms

Brake System Overview

Service Brake Operation

Explanation of the service brake system and its operation modes.

Parking Brake System

Electromagnetic Parking Brake Installation

Hydraulic System Components

Hydraulic System Valve Operation

Control Valve Description

Control Valve Components and Operation

Control Valve Operation

Control Valve and Lifting Cylinder

Lifting Cylinder Description

Lifting Cylinder Details

Lifting Cylinder Construction

Hydraulic System Valves and Cylinders

Telescopic Cylinder Description

Telescopic and Tilting Cylinder Details

Tilting Cylinder Description

Tilting and Side Shifting Cylinder Details

Side Shifting Cylinder Description

Lifting System Overview

Lifting System Structure and Rollers

Lifting System Adjustments

Lifting System Adjustments (Continued)

Lifting System Roller and Cylinder Adjustments

Lifting System Cylinder and Mast Procedures

Mast Disassembly Procedures

Procedures for disassembling the mast.

Mast Disassembly Procedures

Mast Disassembly (Unlimited Space)

Steps for mast disassembly when space is not a constraint.

Mast Disassembly Procedures (Continued)

Mast Disassembly (Limited Space)

Steps for mast disassembly when space is limited.

Mast Reassembly and Fork Maintenance

Mast Reassembly Procedure

Procedure for reassembling the mast.

Telescopic Fork Assembly Maintenance

Maintenance procedures for the telescopic fork assembly.

Lifting Chain Maintenance and Cleaning

Lifting Chain Maintenance

Maintenance procedures for the lifting chain.

Lifting Chain Inspection and Pitch

Lifting Chain Inspection

Procedures for checking the lifting chain's condition.

Lifting Chain Adjustment and Replacement

Lifting Chain Replacement

Procedure for changing the lifting chain.

Fork Inspection and Oil Cylinder Description

Fork Inspection Guidelines

Inspection guidelines for the fork's wear, cracks, and distortion.

Lifting Cylinder General Description

Oil Cylinder Disassembly

Rear Lifting Cylinder Disassembly

Steps for disassembling the rear lifting cylinder.

Oil Cylinder Disassembly (Continued)

Front Lifting Cylinder Disassembly

Steps for disassembling the front lifting cylinder.

Tilting Cylinder Disassembly

Forward Reaching Cylinder Description & Disassembly

Forward Reaching System Overview

Forward Reaching Assembly Function

Forward Reaching System Details

Forward Reaching Mechanism Disassembly

Electric System Overview

General Electric System Description

Electric System Details

CAN Bus Technology

Meter System Description

Dashboard General Description

Meter System Details

Controller System Introduction

Traction and Pump Motor Controller

Steering Motor Controller

VCM Valve Controller

Motor Specifications

Battery Construction and Specifications

Battery Details and Maintenance

Battery Maintenance Procedures

Regular maintenance procedures for the battery.

Battery Error Resolution

Truck Diagnosis Overview

General Diagnosis Instructions

General instructions for truck diagnosis.

Diagnosis Procedures

Diagnosis When Electric Lock is Off

Diagnostic checks performed when the electric lock is off.

Alternate Diagnostic Checks

Performing alternate checks on key circuits and components.

Diagnosis Monitoring and Traction Faults

Checks During Operation

Checks to perform while the truck is operating.

Continuous Monitoring Checks

Continuous monitoring of critical parameters.

Traction System Common Faults

Common faults related to the traction system.

Traction System Faults

Traction System Faults (Continued)

Traction System Faults (TR Node)

More traction system faults and their remedies.

Pump Control System Faults

Pump Control System Faults (Continued)

Pump Control System Faults (PU Node)

More pump control system faults and their remedies.

Steering System Faults

Steering System Faults (Continued)

Steering System Faults (ST Node)

Further steering system faults and remedies.

Meter Common Faults

Intelligent Display Fault Analysis

Intelligent Display Faults: EEPROM and CANBUS

EEPROM KO Fault Analysis

Analysis of the "EEPROM KO" fault.

CANBUS KO Fault Analysis

Analysis of the "CANBUS KO" fault.

Intelligent Display Faults: Service and Coil

COIL SHORTD Fault Analysis

Analysis of the "COIL SHORTD" fault.

Valve Controller Common Faults

Subordinate Controller Faults

Maintenance Overview

Routine Maintenance Schedule

Routine maintenance schedule and procedures.

Routine Maintenance Procedures

Routine Maintenance Tasks

Periodic maintenance tasks and their cycles.

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