Ulvac GLD-136A 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-136A Specifications

General

Brand	Ulvac
Model	GLD-136A
Category	Water Pump
Language	English

Summary

0. Introduction

0.3 Cautions for safety

Details critical safety warnings for operation, including dry air use, disassembly, grounding, explosion risk, heat, and electrical hazards.

0.5 Protective device

1. For Safe Operation

1.1 Hazards peculiar to the pump and safety measures

Identifies specific hazards like toxic gas leakage, electric shock, explosion, and high temperatures, with corresponding safety measures.

2. Outline of the Pump

2.1 Specification

3. Installation

3.1 Installation

Guidelines for installing the vacuum pump on a level surface, considering ambient conditions and vibration isolation.

3.2 Lubrication

Instructions for adding pump oil, checking the oil level, and the importance of using specified oils.

3.3 Vacuum piping

3.4 Changing the voltage class

3.5 Electric wiring

Covers pump rotation direction, inlet standards, power cord selection, and critical grounding instructions.

4. Operation

4.1 Cautions for operation

Outlines operational risks like explosion, repeated stopping, oil deterioration, and blocking airflow to the motor.

4.2 Start of operation

Step-by-step guide on how to start the vacuum pump, including closing valves and turning on power.

4.3 Stopping the operation

4.6 Thermal protector

Details the auto-reset thermal protector, its activation, and what to do when it operates.

4.7 Gas ballast valve

4.9 Restriction on operation when the oil mist trap is installed

6. Maintenance, Inspection and Repair

6.1 Maintenance

6.2 Periodic inspection

Outlines items for regular inspection to prevent malfunctions and prolong pump life, including oil, leaks, and filters.

6.3 Replacement of the pump oil

6.5 Trouble check list

A comprehensive list of common problems, their causes, and recommended measures for resolution.