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OPTIMUM
M A S C H I N E N - G E R M A N Y
Operating Manual
Version 2.1.7
Bench drilling machine
B 24 H (13" Item No. 3020244)
B 28 HB (16" Item No. 3020252)
Upright drilling machine
B 28 H (16" Item No. 3020284)
B 28 H Vario (16" Item No. 3020288)
Keep for future reference!
21 / 07 / 2014
Bench drill and upright drill B24H ; B28H (B) (Vario) ; Version 2.1.7
Page 1
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Table of Contents
Related Manuals for Optimum B 28 H Vario
Summarization of Contents
Safety Information and Warnings
Glossary of Symbols
Explains warning symbols and their meanings.
Contact Information for Support
Contact information for advice and support.
Safety Warnings and Hazard Classification
Safety Warnings and Warning Notes
Details on hazard classification and warning signs.
Classification of Hazards
Overview of hazard levels and consequences.
Other Safety Pictograms
Explains various safety pictograms used in the manual.
Proper Use and Potential Dangers
Proper Use Guidelines
Guidelines for correct and intended use of the machine.
Potential Dangers
Identifies potential hazards associated with machine operation.
Employee Qualifications and Safety Measures
Qualification of Employees
Requirements for personnel operating and maintaining the machine.
Target Group for Manual
Specifies who the manual applies to (operators, users, maintenance).
Authorized Personnel
Defines who is permitted to operate and maintain the machine.
Operational Safety Precautions
Safety Measures During Operation
Precautions to take while the machine is in use.
Essential Safety Devices
Information on essential safety equipment for operation.
Safety Checks and Procedures
Safety Check Procedure
Procedures for regularly checking machine safety features.
General Inspection Checklist
Checklist for general safety inspections.
Functional Safety Tests
Procedures for functional safety tests.
Emergency Stop and Drilling Table
Emergency Stop Button Function
Details on the function and use of the emergency stop button.
Drilling Table Features
Information about the machine's drilling table and its features.
Protective Devices and PPE
Separating Protective Devices
Covers protective measures for moving parts.
Protective Cover for Belt Pulleys
Describes the belt pulley protective cover and its switch.
Drill Chuck Guard
Details the drill chuck guard and its safety switch.
Personal Protective Equipment (PPE)
Lists necessary personal protective equipment (PPE).
Operational and Maintenance Safety
Safety During Operation
General safety guidelines for operating the machine.
Safety During Maintenance
Safety measures to follow during maintenance tasks.
Switching Off and Securing
Procedures for safely switching off and securing the machine.
Lifting, Accidents, and Electrical Safety
Use of Lifting Equipment
Safety precautions when using lifting equipment.
Accident Reporting Procedure
Procedure for reporting accidents and near misses.
Electrical Safety Guidelines
Electrical safety information and checks.
Technical Data Overview
Power Connection Specifications
Details on electrical power requirements.
Drilling Capacity Specifications
Specifications for drilling capacity.
Spindle Technical Details
Technical details of the spindle.
Drilling Machine Table Dimensions
Dimensions and features of the drilling table.
Detailed Technical Specifications
Required Installation Space
Specifies the installation space requirements.
Spindle Speed Information
Information on spindle speeds and stages.
Environmental Operating Conditions
Conditions for operation (temperature, humidity).
Recommended Operating Materials
Types of lubricants and oils recommended.
Noise Emissions Data
Details on noise emissions and safety recommendations.
Assembly Instructions
Scope of Delivery Check
What to check upon delivery.
Transport Guidelines
Guidelines for safe transport and handling.
Storage Recommendations
Storage Procedures
Recommendations for proper storage of the machine and parts.
Installation and Assembly Steps
Site Requirements for Installation
Criteria for the installation location.
Base and Column Assembly
Step-by-step guide for assembling the base and column.
Drilling Machine Table Assembly B24H/B28H B
How to assemble the table for B24H/B28H B models.
Drilling Machine Table Assembly B28H Vario
How to assemble the table for the B28H Vario model.
Final Installation Procedures
Installation Steps
Final steps for machine installation.
Mounting the Boring Head
Instructions for mounting the boring head.
Machine Base Mounting
Securely attaching the machine base to the foundation.
Installation Drawings for B24H
Technical drawings for installation of B24H.
Installation Drawings for B28H Models
Installation Drawings for B28H (B)
Technical drawings for installation of B28H (B).
Installation Drawings for B28H (Vario)
Technical drawings for installation of B28H (Vario).
Initial Startup and Power Connection
First Use Procedures
Initial startup procedures and safety checks.
Power Supply Connection
Instructions for connecting electrical power.
Machine Operation Guide
Operational Safety Rules
Safety rules for machine operation.
Control and Indicating Elements
Identification of controls and indicators.
B24H Controls and Indicators
Controls for the B24H model.
B28HB Controls and Indicators
Controls for the B28HB model.
B28H (Vario) Controls and Indicators
Controls for the B28H (Vario) model.
Control Panel Details
B24H Control Panel Overview
Detailed view of the B24H control panel.
B28H (Vario)/B28HB Control Panel
Detailed view of the B28H (Vario), B28HB control panel.
Machine Operation Functions
Turning the Machine On (B24H/B28H/B28HB)
Steps to turn on these models.
Turning the Machine On (B28H Vario)
Steps to turn on the Vario model.
Turning the Machine Off (B24H/B28H/B28HB)
Steps to turn off these models.
Turning the Machine Off (B28H Vario)
Steps to turn off the Vario model.
Spindle Speed Tables
Speed Table for B24H
Chart for determining spindle speeds for B24H.
Speed Table for B28H/B28HB
Chart for determining spindle speeds for B28H/B28HB.
Speed Table for B28H Vario
Chart for determining spindle speeds for B28H Vario.
Drill Chuck and Bit Handling
Removing, Mounting Drill Chucks and Bits
Procedures for changing drill chucks and bits.
Keyless Drill Chuck Operation
How to use the keyless drill chuck.
Removing the Drill Chuck
Step-by-step guide to removing the drill chuck.
Chuck/Bit Removal with Drill Drift (B28H)
Removing chucks/tools from B28H models using drill drift.
Mounting Drill Chuck (B24H/B28H)
How to mount chucks on B24H/B28H models.
Pre-Operation and Working Process Guidelines
Before Starting Work
Pre-operation checks and preparations.
During the Working Process
Guidelines for safe and effective operation.
Cutting Speed and Speed Determination
Table of Cutting Speeds and Infeed
Charts for recommended cutting speeds and infeed rates.
Spindle Speed Tables
Tables to find spindle speed based on drill bit diameter.
Calculating Required Drilling Speed
Practical examples for calculating drilling speeds.
Machine Maintenance Procedures
Maintenance Attention Notice
Importance of regular maintenance for operation and longevity.
Environmental Protection During Maintenance
Guidelines for handling liquids and waste during maintenance.
Maintenance Safety Precautions
Safety precautions related to maintenance and repair.
Maintenance Preparation Steps
Steps to prepare the machine for maintenance.
Restarting Procedures After Maintenance
Procedures before restarting after maintenance.
Inspection and Maintenance Schedule
Detailed schedule for machine inspection and maintenance.
Lubrication Instructions
Instructions for lubricating columns and racks.
V-Belt Visual Inspection
How to visually inspect V-belts.
Oiler Lubrication and Electrical Checks
Instructions for oiling oilers and checking electrical parts.
Cooling Pump and Coolant Maintenance
Maintenance of the cooling pump and coolant.
Spare Parts Identification
Exploded View of B24H
Exploded diagram of the B24H drilling head.
B24H Drilling Head Components
Detailed exploded view of the B24H drilling head.
B24H Column and Drilling Table
Exploded diagram of the B24H column and table.
B24H Pulleys Components
Exploded diagram of the B24H pulleys.
Parts List for B24H
List of parts for the B24H model.
Detailed B24H Parts List (Part 1)
Detailed parts list for the B24H model.
Detailed B24H Parts List (Part 2)
Continued detailed parts list for the B24H model.
Wiring Diagrams
Wiring Diagram for B24H (115V/60Hz)
Electrical wiring diagram for B24H.
Exploded View of B28H and B28HB
Exploded diagrams for B28H and B28HB models.
B28H/B28HB Drilling Head Components
Exploded view of the drilling head for B28H/B28HB.
B28H Column and Drilling Table
Exploded diagram for B28H column and table.
B28HB Column and Drilling Table
Exploded diagram for B28HB column and table.
Pulleys for B28H and B28HB
Exploded diagram for B28H/B28HB pulleys.
Parts List for B28H and B28HB
List of parts for B28H and B28HB models.
Detailed B28H/B28HB Parts List (Part 1)
Detailed parts list for B28H and B28HB models.
Detailed B28H/B28HB Parts List (Part 2)
Continued detailed parts list for B28H and B28HB models.
B28H Vario Spare Parts and Diagrams
Exploded View of B28H Vario
Exploded diagram for the B28H Vario model.
B28H Vario Drilling Head Components
Exploded view of the B28H Vario drilling head.
B28H Vario Column and Drilling Table
Exploded diagram for B28H Vario column and table.
B28H Vario Pulleys Components
Exploded diagram for B28H Vario pulleys.
Parts List for B28H Vario
List of parts for the B28H Vario model.
Detailed B28H Vario Parts List (Part 1)
Detailed parts list for the B28H Vario model.
Detailed B28H Vario Parts List (Part 2)
Continued detailed parts list for the B28H Vario model.
Electrical Wiring Diagrams
Wiring Diagram for B28H (B) (115V/60Hz)
Electrical wiring diagram for B28H (B).
Wiring Diagram for B28H Vario (230V/60Hz)
Electrical wiring diagram for B28H Vario (230V).
Detailed B28H Vario Wiring Diagram
Wiring diagram for B28H Vario (230V/60Hz) with component details.
Troubleshooting Common Issues
Problem Identification
Lists common issues encountered during operation.
Cause and Possible Effects
Explains the reasons behind operational problems.
Troubleshooting Solutions
Provides solutions for troubleshooting problems.
Appendix and Legal Information
Copyright Notice
Copyright notice and usage rights.
Technical Terminology Glossary
Glossary of technical terms used in the manual.
Limited Warranty Details
Details of the one-year limited warranty.
Need help?
Do you have a question about the B 28 H Vario and is the answer not in the manual?
Questions and answers