Target Audience:
Professional technicians, mechanics, and service personnel responsible for maintaining and repairing Linde H20, H25, and H30 IC-engined forklift trucks.
Manual Value Proposition:
Provides essential, factory-authorized technical data for efficient and accurate servicing, crucial for minimizing downtime in demanding industrial applications.
Coverage Scope:
Covers both Diesel and LPG variants of the Type 351 series, offering a comprehensive resource for a significant portion of Linde's IC-engine forklift fleet.
Systems Covered:
Engine (Diesel & LPG), Hydrostatic Transmission, Working Hydraulics, Electrical System, Power Steering, Braking System
Type:
Factory Service Training Manual
Primary Language:
English
File Format:
PDF Download
Engine Diesel:
Detailed specifications, troubleshooting, and adjustments for Diesel IC engines.
Engine Lpg:
Specifications, LPG installation, vaporiser, mixer, compensating tank, ignition system, and speed control for LPG engines.
Hydrostatic Transmission:
Comprehensive coverage including circuit diagrams, travel drive specs, hydraulic schematics, operation descriptions, flushing procedures, power limiter, anti-stall, and engine lock-out logic.
Working Hydraulics:
Detailed circuit diagrams and operational descriptions of the working hydraulic system.
Electrical System:
Wiring diagrams for Diesel models, troubleshooting, and checks/adjustments for travel pedals, brake pedal, parking brake, and engine shutoff.
Steering System:
Troubleshooting for power-assisted steering, including methods with and without boost/pressure measurements, and control equalization.
Braking System:
Bowden cable adjustments for parking brake, troubleshooting for hydraulic brake systems, and functional tests.
Diagnostics:
Extensive troubleshooting sections for engine, hydrostatic travel drive, hydraulic brake system, and power steering.
Adjustments:
Detailed procedures for engine speed adjustment, travel pedal symmetry, drive wheel rotation start, brake shaft stops, engine speed increase, hydraulic neutral position, and wheel shaft bearing adjustment.
Maintenance:
Covers flushing of the variable displacement pump and drive axle, checks and adjustments of various components.
Troubleshooting Aids:
Includes line layouts for troubleshooting, and lists aids and tools for measurements.
Depth Level:
Advanced diagnostics and repair for a comprehensive understanding of the forklift's operation and maintenance.
Component Focus:
In-depth analysis of the hydrostatic travel drive, including specific logic for power limiting and anti-stall functions.
Diagrams Schematics:
Includes detailed circuit diagrams for the drive unit, hydraulic schematics, and wiring diagrams for Diesel models, aiding complex system understanding.
Quality:
PDF format, typically offering high resolution for clarity of diagrams and text. Searchable text is common for PDF manuals, enhancing usability.
Printability:
Designed for printing, allowing technicians to have a physical copy in the workshop environment.
Physical Format Assumption:
While a PDF download, original factory manuals are typically bound for workshop durability. If printed, a comb or spiral binding is common for lay-flat use.
Physical Format Assumption:
Original manuals use durable paper stock suitable for industrial environments.
Engine Type:
Internal Combustion (IC), available in Diesel and LPG configurations.
Engine Speed Control:
Features electronic speed control and adjustment procedures for engine speed, crucial for operational efficiency and load handling.
Lpg Components:
Detailed information on LPG installation, vaporiser operation, mixer, and compensating tank, essential for maintaining LPG-powered units.
Engine Hydraulic Control:
Specific troubleshooting guides for the engine's hydraulic speed control system.
Drive System:
Hydrostatic Transmission (HST) as the primary drive system for all covered models.
Hst Components:
Includes detailed descriptions and schematics of the variable displacement pump, drive axle, and associated hydraulic circuits.
Hst Logic:
Coverage of power limiter and anti-stall device logic, as well as engine lock-out logic for reversing operations.
Hst Flushing:
Provides specific procedures for flushing the variable displacement pump and drive axle, a critical maintenance task for HST longevity.
Anti Stall Device:
Includes technical details and operational logic for the anti-stall device, contributing to safe operation by preventing engine stalling under load.
Reversing Lock:
Engine lock-out logic for reversing is covered, indicating safety interlocks to prevent unintended movement.
Brake System:
Details on the brake pedal, parking brake Bowden cable, and hydraulic brake system troubleshooting highlight crucial safety control mechanisms.
N A:
As an industrial forklift, advanced infotainment systems are not applicable. Focus is on functional and operational technology.
Hydrostatic Control Features:
The hydrostatic transmission itself, with its power limiter and anti-stall features, represents advanced operational technology for enhanced control and efficiency.
N A:
No connectivity features are indicated for this era of industrial equipment.
Electronic Speed Control Lpg:
LPG models feature electronic speed control for optimized engine performance and fuel management.
Fluid Changes:
While specific intervals are not listed in product info, the manual's depth on hydrostatic transmission and hydraulic systems implies standard industrial equipment maintenance schedules for fluid and filter changes are covered.
Hydraulic Fluid:
The detailed hydraulic schematics and flushing procedures suggest the manual would specify the correct hydraulic fluid types and viscosities required for the hydrostatic transmission and working hydraulics.
Hst Wear Points:
Troubleshooting sections for the hydrostatic travel drive, including pressure difference checks, likely address common wear-related issues and diagnostics for components like variable displacement pumps and motors.
Electrical Checks:
Specific checks and adjustments for travel pedals, brake pedal, and engine speed are outlined, crucial for day-to-day performance and safety.
Linde Reputation:
Linde is a globally recognized manufacturer of material handling equipment, known for its innovative designs, particularly in hydrostatic drive technology.
Series 351 Context:
The Type 351 series represents a significant generation of Linde IC-engined forklifts, integrating advanced hydrostatic drive systems that became a hallmark of the brand.
Manufacturing Period Inference:
The manual covers wiring diagrams 'Up to 3.89' and 'From 4.89', indicating production changes relevant to the late 1980s and early 1990s.
