Quest Engineering DEH 3000 Installation, Operation And Maintenance Instructions - Quest
quest
quest
1-800-533-7533
Quest DEH 3000
Installation, Operation and Maintenance Instructions
4
www.QuestProtect.com
sales@questprotect.com
WARNING!
THE QUEST DEH 3000 DIGITAL CONTROL OPERATES ON A LOW VOLTAGE
CIRCUIT (24 VAC) AND MUST NEVER CONTACT OR BE CONNECTED TO A HIGH VOLTAGE CIRCUIT.
WARNING!
UNPLUG THE QUEST DEHUMIDIFIER BEFORE WIRING THE DEH 3000.
Theinstallermustsupplyallfieldwiring,includingthewiringbetweentheQUESTdehumidifierand
theQuestDEH3000.SomeofthecontrolwiresleavingtheQUESTdehumidifiermaynotbeusedin
somecontrolsituationsandshouldbeleftdisconnectedwithwirenutstapedontothestrippedends.
BesuretoconsulttheelectricalschematicinthismanualortheinternalelectricalboxoftheQuest
dehumidifierbeforemakinganycontrolconnections.
WARNING!
ONLY CONNECT THE WHITE WIRE TO THE CONTROL IF IT IS WIRED IN A
CIRCUIT THROUGH AN ELECTRIC DAMPER, OTHERWISE TRANSFORMER DAMAGE MAY RESULT.
TheWhitewirecontrolstheoptionalmotorizeddamperthatcanbeinstalledintoafreshair
duct.Thisdamperprovidestheabilitytocontrolfresh
airventilationusingtheventilationtimerfunctionof
theQuestDEH3000andtheterminallabeled“DMP”
(SeeSection3.8).Leavethe“DMP”terminalunusedif
amotorizeddamperisnotused,andcapofftheWhite
wirefromtheQuestdehumidifier.
Standard wire colors for thermostats are as follows:
Description
Color
Terminal code
24VAC
Red
R
CallforHeat
White
WorW1
ForceFanOn
Green
G
Compressor
CallforCooling Yellow
YorY1
2.3 Auxiliary Relay Operation
Itmaybedesirabletocoordinatefanoperationofthe
centralheating/coolingsystemwithdehumidifierfan
operation.TheQuestDEH3000containsarelaythat
providesthisability.
TherelayterminalslabeledNC,COMandNOoperate
accordingtothefollowingchart:
FAN
COM to NO
COM to NC
ON
CONNECTED
OPEN
OFF
OPEN
CONNECTED
NO
COM
NC