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Gardner Denver APEX25-30A User Manual

Gardner Denver APEX25-30A
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13
-
25
-
608
Version: 01
March 21, 2016
APEX
SINGLE STAGE
VARIABLE AND FIXED SPEED
BASE- MOUNTED and TANK MOUNTED
COMPRESSORS
AirSmartä G2 Controller
MODELS
APEX25-30A, APEXVS18-22A
60HZ
OPERATING AND
SERVICE MANUAL

Table of Contents

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Gardner Denver APEX25-30A Specifications

General IconGeneral
BrandGardner Denver
ModelAPEX25-30A
CategoryAir Compressor
LanguageEnglish

Summary

WARNING – PROHIBITION – MANDATORY LABEL INFORMATION

DANGER Warnings

High risk hazards requiring immediate attention to prevent death or serious injury.

SAFETY PRECAUTIONS

SECTION 1 GENERAL INFORMATION

Compressor Cycle and Principle

Explains the rotary screw compressor operation and compression process.

SECTION 2 INSTALLATION

General Installation Guidelines

Covers unit receipt, checking for damage, and general placement considerations.

Lifting Unit Procedures

Proper methods for lifting and transporting the compressor unit to prevent damage.

Cold Weather Installation

Recommendations for installing the unit in cold climates to prevent operational issues.

SECTION 3 STARTING & OPERATING PROCEDURES

Prestart-Up Instructions

Essential checks and servicing required before operating a new unit.

Quick Start Guide

Setting Target, Unload, and Load Pressures

Guide to programming basic operating parameters for compressor control.

SECTION 4 CONTROLS & INSTRUMENTATION

AirSmart G2 Controller Overview

Details the features and functions of the ASG2 controller for compressor operation.

Main Starter Types

Explains fixed speed (wye-delta) and variable speed (VFD) starter configurations.

MISCELLANEOUS CONTROL DEVICES

Intake Air Filter Function

Captures air impurities and attenuates inlet noise for compressor inlet.

Inlet-Valve Assembly Operation

Controls atmospheric air intake during load/unload phases.

SECTION 5 LUBRICATION

Compressor Oil System Description

Explains the flow and function of lubricating oil within the compressor system.

Oil Level Indicator (Gauge)

Details how to check and maintain the correct oil level using the sight glass.

OIL CHANGE INTERVAL

Lubricant Change Procedure

Step-by-step guide for draining, refilling, and replacing oil and filter elements.

SECTION 6 HEAT EXCHANGERS (OIL/AIR)

Oil/Air Heat Exchanger Function

Explains the role of heat exchangers in cooling oil and air streams for compressor operation.

Ventilation Configuration

Describes the air cooling system, including fan and enclosure airflow requirements.

SECTION 7 AIR FILTERS

Compressor Air Filter Maintenance

Instructions for inspecting, cleaning, and replacing the air filter element.

SECTION 8 DRIVE SHAFT COUPLING

Shaft Coupling Inspection

Details how to inspect the coupling element and hubs for wear or damage.

Coupling Element Removal and Installation

Procedures for removing and installing the coupling element and hubs.

SECTION 9 SERVICING OF MISCELLANEOUS DEVICES

Inlet Control Valve Assembly

Describes the function and servicing of the inlet valve assembly.

PRESSURE RELIEF VALVE

MINIMUM PRESSURE VALVE

THERMOSTATIC MIXING VALVE

INPUT SHAFT SEAL ASSEMBLY

Shaft Seal Replacement

Steps for replacing the shaft seal assembly, including compressor removal.

SECTION 10 TANK MOUNTED COMPRESSOR - TOTAL SYSTEM

Total System Dryer Operation

Critical considerations for operating the refrigerated dryer as part of the total system.

SECTION 11 MOTOR LUBRICATION

Motor Lubrication Procedure

Steps for re-greasing ball bearing motors and recommended intervals.

SECTION 12 MAINTENANCE SCHEDULE

Service Check List

Detailed list of maintenance actions and their recommended intervals.

SECTION 13 TROUBLESHOOTING

Troubleshooting Symptoms and Remedies

Common compressor issues, their possible causes, and suggested remedies.

Troubleshooting Voltage Problems

Addresses issues related to incorrect voltage supply and potential causes.

Standard Warranty

Standard Warranty Period and Coverage

Outlines the warranty duration, coverage, and exclusions for compressor components.

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