Gardner Denver DGH165 User Manual

SERVICE DEPARTMENT (724) 746-1100
Internal Use Only
479.25D/040625
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MODELS
RATE
D
FLOW
MODEL
REFERENCE
DGH40
DGH60
DGH90
40 SCFM
60 SCFM
90 SCFM
40
60
90
DGH115
DGH165
DGH260
115 SCFM
165 SCFM
260 SCFM
115
165
260
DGH370
DGH450
DGH590
370 SCFM
450 SCFM
590 SCFM
370
450
590
DGH750
DGH930
DGH1130
750 SCFM
930 SCFM
1130 SCFM
750
930
1130
DGH1350
DGH1550
DGH2100
1350 SCFM
1550 SCFM
2100 SCFM
1350
1550
2100
DGH3000
DGH4100
DGH5400
3000 SCFM
4100 SCFM
5400 SCFM
3000
4100
5400
Contents
1. GENERAL SAFETY INFORMATION .........................................2
2. RECEIVING, MOVING, UNPACKING........................................2
3. DESCRIPT
ION ...........................................................................3
4. INSTALLATION ..........................................................................7
5. CONTROLL
ERS – GENERAL..................................................14
6. CONTROLL
ER – LEVEL 1.......................................................16
7. CONTROLL
ER – LEVEL 2.......................................................27
8. OPERATION ............................................................................45
9. MAINTENANCE .......................................................................51
10. TROUBLESHOOTING ...........................................................53
11. NOTE
S ...................................................................................54
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DD EE SS II CC CC AA NN TT TT YY PP EE
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AA II RR DD RR YY EE RR SS
4011196
7610
.479.32 Rev. B 6/04
18-3-625

Gardner Denver DGH165 Specifications

General

Brand	Gardner Denver
Model	DGH165
Category	Dehumidifier
Language	English

Summary

General Safety Information

Pressurized Device Safety

Safety precautions for operating a pressure-containing device.

Electrical Safety Precautions

Guidelines for safe electrical connections and operation.

Installation Guide

Location in Compressed Air System

Recommendations for dryer placement within the compressed air system.

Operating and Environmental Conditions

Specifies operating pressures, temperatures, and ambient conditions.

Mounting, Piping, and Electrical Connections

Controller Overview

Controller Features Comparison

Level 1 Controller Setup and Operation

Front Panel Interface and Operation

Level 2 Controller Setup and Operation

Controller Connections

Control Board Jumpers

Front Panel Interface and Modes

Alarm, Service, and Display Modes

Understanding and responding to controller alerts and status messages.

Dryer Operation Procedures

Start-Up and Initial Checks

Steps for initial dryer start-up, including controller settings and pressurization.

Purge Rate and Flow Adjustments

Procedures for adjusting purge rate pressure and calculating air flows.

Operational Monitoring and Sequences

Maintenance Procedures

Desiccant and Filter Maintenance

Troubleshooting Guide

Indicator and Moisture Issues

Pressure, Saturation, and Flow Problems

Resolving issues related to tower pressure, desiccant saturation, and purge flow.

Switching and Purge Flow Faults

Troubleshooting tower switching failures, excessive purge flow, and dust.