DEZ
S
ERIES
1000
I
NSTALLATION
,
O
PERATION AND
M
AINTENANCE
M
ANUAL
i
Table of Contents
1.0
GENERAL INFORMATION ........................ 1
1.1
About this Manual ....................................... 1
1.2
Introduction ................................................. 1
1.2.1
Technical Data Package .......................... 1
1.2.2
Dehumidifier Identification Number ......... 1
1.2.3
Unit Nameplate ........................................ 3
1.3
Safety .......................................................... 3
1.3.1
Warnings and Cautions ........................... 3
1.4
Theory of Operation .................................... 4
1.5
Construction ................................................ 5
1.5.1
Design Features ...................................... 5
1.5.2
Cabinet ..................................................... 5
1.5.3
Inlets and Outlets ..................................... 6
2.0
INSTALLATION .......................................... 7
2.1
Receipt of Unit............................................. 7
2.2
Rigging ........................................................ 7
2.3
System Location and Clearance ................. 7
2.4
Connecting Ductwork .................................. 7
2.5
Utility Connections ...................................... 8
2.6
Installing a Humidistat or Relative Humidity
Transmitter .................................................. 8
3.0
OPERATION ............................................... 9
3.1
Installation Checks ...................................... 9
3.2
Start Up ....................................................... 9
3.3
Reactivation Heater Controller .................. 10
3.4
Capacity Control ....................................... 10
3.4.1
D-Stat ..................................................... 10
3.4.2
H-Trac .................................................... 10
3.4.3
Dew-Trac ............................................... 10
3.4.4
C-Trol II .................................................. 10
3.4.5
Proportional Reactivation Controls
(H-Trac or Dew-Trac) ............................. 11
3.5
Control Panel ............................................ 11
3.5.1
Mode Selector Switch ............................ 12
3.5.2
Hour Meter ............................................. 12
3.5.3
Control Panel Lights .............................. 12
3.5.4
Optional Fault Indication Lights ............. 12
3.6
Monitoring Unit Performance .................... 13
4.0
UNIT FEATURES ..................................... 14
4.1
Control Sensor Terminals ......................... 14
4.2
Remote Start/Stop Contact ....................... 14
4.3
Optional Customer Contacts ..................... 14
4.4
Sensor Retransmit Terminals ................... 14
4.5
Electrical Disconnect ................................. 14
4.6
Emergency Stop ....................................... 15
4.7
Dampers .................................................... 15
4.8
Filter Status ............................................... 15
4.9
Voltage Sensor/Phase Monitor ................. 15
4.10
Process Air Proving .................................. 15
4.11
E2 Controller and Display ......................... 15
5.0
PREVENTIVE MAINTENANCE ................ 16
5.1
Monthly ...................................................... 16
5.2
Yearly ......................................................... 16
5.3
Desiccant Rotor Drive Motor Maintenance 16
5.4
Blower Motor Maintenance ........................ 16
5.4.1
General Inspection ................................. 16
5.4.2
Lubrication & Bearings ........................... 17
5.4.3
Lubrication Procedure ............................ 18
6.0
TROUBLESHOOTING .............................. 19
7.0
REPAIR PROCEDURES ........................... 21
7.1
Rotor Handling Guidelines ......................... 21
7.2
Replacing the Rotor Drive Belt .................. 21
7.2.1
Removing the Old Belt ........................... 22
7.2.2
Installing the New Belt ............................ 22
7.3
Removing the Rotor ................................... 22
7.4
Replacing Seals ......................................... 22
7.4.1
Removing Old Seals ............................... 22
7.4.2
Installing New Seals ............................... 23
7.5
Washing the Rotor ..................................... 23
7.5.1
Cleaning ................................................. 23
7.6
Repairing the Rotor ................................... 23
8.0
PRODUCT SUPPORT .............................. 25
8.1
Technical Support ...................................... 25
8.2
Obtaining Warranty Parts .......................... 25
8.3
Obtaining Spare/Replacement Parts ......... 25
Appendix A
Installation Checklist ........................................ A-1
Maintenance & Service Checklist .................... A-2
Appendix B
Unit Performance Curves ................................ B-1
Appendix C
Glossary ........................................................... C-1
