Ulvac GLD-201B User Manual

No.62500-2-01-8
Instruction Manual
for
Direct-Drive Oil Sealed Rotary Vacuum Pump
Model
GLD-137CC
GLD-202BB
Before using the product, be sure to read this manual.
Keep this manual in a place where it can be referred to at any time
and look after it carefully.
The contents of this instruction manual are subject to change
without prior notice due to improvements in performance and the
functions of the product.
ULVAC KIKO,Inc.

Ulvac GLD-201B Specifications

General

Brand	Ulvac
Model	GLD-201B
Category	Water Pump
Language	English

Summary

Introduction

Cautions for safety

Lists essential safety warnings related to operation, electrical connections, and pressure hazards.

For Safe Operation

Hazards peculiar to the pump and safety measures

Details specific hazards like toxic gas leakage, electric shock, explosion, and high temperatures.

Installation

Installation

Guides on selecting a location, mounting, and vibration isolation for the pump.

Lubrication

Details the procedure for adding and maintaining the correct oil level for optimal performance.

Vacuum piping

Changing the voltage class

Instructions on how to switch the motor voltage between 100-120V and 200-240V.

Electric wiring

Covers wiring procedures, grounding instructions, and power supply connections for safe operation.

Operation

Cautions for operation

Warns against blocking the outlet, repeated stopping/starting, and improper ventilation.

Start of operation

Outlines the procedure for starting the vacuum pump, including valve and power switch operations.

Stopping the operation

Thermal protector

Gas ballast valve

Pump Performance

Ultimate pressure

Pumping speed

Maintenance, Inspection and Repair

Maintenance

Periodic inspection

Replacement of the pump oil

Details the process and reasons for replacing pump oil to maintain performance.

Trouble check list

A comprehensive table listing problems, causes, and recommended solutions for troubleshooting.

Disposal