Dectron, Inc. March 2012
Page
Safety Warnings 6.2
Remote Condenser/DryCooler 6.4
Opening Manual Refrigerant Valves 6.6
Removing Shipping Blocks and Braces 6.7
Pre-Startup Checklist 6.8
Motor Overloads 6.12
Controller Interface 6.13
Set Internal Clock 6.15
Set Occupied Periods 6.16
Prepare to Adjust Expansion Valve(s) 6.18
Check / Add Oil 6.21
Enable Operation 6.22
Set Point Adjustment 6.26
Read Sensors 6.27
Adjust Expansion Valve(s) 6.28
Check Discharge Sensor 6.30
Adjust Pool-Water Pressure Switch 6.31
Adjust Pool Heating 6.32
Check Temperatures 6.34
Check Pressures 6.35
Check Compressor-Discharge Temperature(s) 6.35
Instructions for Warranty Registration 6.36
Warranty Registration 6.37
Risk of unit damage.
Compressor crankcase heaters must be ON for at least 12 hours before enabling a
compressor. Any damage resulting from a failure to allow this heat-up time is not covered
by the Dectron warranty.
Owner’s Manual
DSH/DSV/RSH/DBH/RBH Series Dehumidifier
Contents Startup
Data subject to change without notice.
207
Risk of property damage.
This unit is not a convenience air conditioner - it is a process dehumidifier that is closely
sized to the expected load. Any errors in installation, balancing, or startup will be obvious
in operation.
NOTICE
The information presented in this section represents Dectron’s best effort as of the time
of issue. Compliance with the requirements and recommendations in this section should
produce a proper startup of the equipment.
Where any steps are not clear, Dectron offers technical assistance at 1-800-667-6338 or
1-800-676-2566.
Dectron does not warrant that the information herein is complete for any particular
application. In some cases job-specific requirements may cause modifications which may
not appear in this section. Such modifications will be documented in addenda.
Follow all applicable safety rules and regulations, and all applicable codes. Where any
recommendation in this manual conflicts with legal requirements, the legal requirements
take precedence.
Dectron, Inc. does not engage in Startup contracting. All costs, risks, and responsibilities
of properly starting the equipment are borne by others.
Dectron does offer on-site factory personnel to supervise of the startup process. There
is a fee for this service. See details later in this section.
NOTICE
NOTICE
NOTICE
Risk of unit damage.
Applying an incorrect voltage can cause damage to important parts of the unit. Be sure the
branch-circuit voltage to be applied to the unit corresponds to the rated voltage stated on
the unit nameplate.
STARTUP
Product Description 1
Building Design and Construction 2
Receiving, Unloading, Lifting, & Locating 3
Installation 4
Pre-Assembly 4a
Air Distribution, Ventilation, & Ducts 4b
Piping 4c
Wiring 4d
Testing, Adjusting, and Balancing 5
Startup 6
Operation and Maintenance 7
Service 8
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