Stulz DEZ-450-40 Manuals

Manuals and User Guides for Stulz DEZ-450-40. We have 1 Stulz DEZ-450-40 manual available for free PDF download: Installation, Operation And Maintenance Manual

Stulz DEZ-450-40 Installation, Operation And Maintenance Manual

Stulz DEZ-450-40 Installation, Operation And Maintenance Manual (40 pages)

Desiccant Dehumidification System

Brand: Stulz | Category: Dehumidifier | Size: 1 MB

Table of Contents

Table of Contents
3
1 General Information

5
- About this Manual
  5
- Introduction
  5
- Technical Data Package
  5
- Dehumidifier Identification Number
  5
- Unit Nameplate
  7
- Safety
  7
- Warnings and Cautions
  7
- Figure 1 - Sample Nameplate
  7
- Theory of Operation
  8
- Construction
  9
- Design Features
  9
- Cabinet
  9
- Figure 2 - General Theory of Operation Diagram
  9
- Inlets and Outlets
  10
2 Installation

11
3 Operation

13
- Installation Checks
  13
- Start up
  13
- Reactivation Heater Controller
  14
- Capacity Control
  14
- D-Stat
  14
- H-Trac
  14
- Dew-Trac
  14
- C-Trol II
  14
- Proportional Reactivation Controls (H-Trac or Dew-Trac)
  15
- Control Panel
  15
- Figure 4 - Proportional (Trac) Control Diagram
  15
- Mode Selector Switch
  16
- Hour Meter
  16
- Control Panel Lights
  16
- Optional Fault Indication Lights
  16
- Figure 5 - Sample Non-E Control Panel Layout
  16
- Figure 6 - Sample E 2 Control Panel Layout
  16
- Monitoring Unit Performance
  17
- Figure 7 - Differential Pressure Gauges
  17
4 Unit Features

18
- Control Sensor Terminals
  18
- Remote Start/Stop Contact
  18
- Optional Customer Contacts
  18
- Sensor Retransmit Terminals
  18
- Electrical Disconnect
  18
- Emergency Stop
  19
- Dampers
  19
- Filter Status
  19
- Voltage Sensor/Phase Monitor
  19
- Process Air Proving
  19
- E2 Controller and Display
  19
- Figure 8 - E 2 Controller and Display
  19
5 Preventive Maintenance

20
- Monthly
  20
- Yearly
  20
- Desiccant Rotor Drive Motor Maintenance
  20
- Blower Motor Maintenance
  20
- General Inspection
  20
- Lubrication & Bearings
  21
- Table 1 - Blower Motor Lubrication Intervals
  21
- Table 2 - Service Conditions
  21
- Table 3 - Lubrication Interval Multiplier
  21
- Lubrication Procedure
  22
- Table 4 - Bearing Sizes and Types
  22
6 Troubleshooting

23
- Figure 9 - Overheat Safety Switch
  23
7 Repair Procedures

25
- Rotor Handling Guidelines
  25
- Replacing the Rotor Drive Belt
  25
- Removing the Old Belt
  26
- Installing the New Belt
  26
- Removing the Rotor
  26
- Replacing Seals
  26
- Removing Old Seals
  26
- Figure 10 - Rotor Assembly Parts
  26
- Installing New Seals
  27
- Washing the Rotor
  27
- Cleaning
  27
- Repairing the Rotor
  27
- Figure 11 - Rotor Scratch Repair
  28
8 Product Support

29
Appendix A Unit Performance Curves

34
Appendix C Glossary

39

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