HANKISON HPET Series - Timer Drain Programming Mode; Operating Check Points; Maintenance; Condenser Coil

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2.4 Timer Drain Programming Mode
1. Pressthe“DrainIntervalProgram”button.The“Conden-
sateDraining”LEDwillstarttoash,andtheilluminated
LEDonthe“DewPointTemperatureIndicator”willidentify
thefactorysettingfor“MinutesBetweenDrainCycles.”
(SeeTable1)
2. Pressandreleasethe“DrainIntervalSelector”buttonto
sequencethe“MinutesBetweenDrainCycleLED’s”from
lefttorightuntilreachingyourselection.The“Red”LEDis
notused(ReferenceTable2for“DrainCycleIntervals”)
3. Toinitiatethenewsetting,pressthe“DrainIntervalPro-
gram”button(thiswillstorethenewsettingandexitthe
program).
4. ExitingtheProgramwillcausetheTimerDraintodis-
charge and begin a new cycle.
NOTE:Failuretoperformstep3within25secondsofcom-
pletingstep2willcausetheunittorevertbacktotheprevious
setting.
NOTE:Intheeventofabrieforextendedperiodofpower
loss,theunitwillretaintheexistingprogramsettingandwill
begin a new cycle once power is reapplied. Had drain been
readytodrainbeforethelossofpower,thedrainbowl’scapac-
itywouldpreventdownstreamooding.Condensatewilldrain
completelywithinacoupleofcycles.(Manuallypressingthe
“Push-to-Test”buttonwoulddrainbowlimmediately)
2.5 Operating Check Points
Checkthefollowingonaperiodicbasis:
A. Green power on light is illuminated.
B. Dew point indicator is in green area.
C. Condensateisdischargingfromdrain.
Condensate Draining
(Flashes in
programmingmode)
Drain Interval
Program
Dew Point
Temperature
Indicator
Drain Interval
Selector
(LED illuminated
indicates drain
cyclesetting)
3.0 MAINTENANCE
3.1 Condenser Coil
A. Air-cooled-cleanoffaccumulateddustanddirtmonthlyor
as necessary in dirty environments.
B. Water-cooled-cleanstrainermonthly,moreoftenif
required.Shutoffwater,removesmallplugtorelievepres-
sure, then remove large plug to remove strainer. Clean
strainer and replace.
3.2 Moisture Separator/Oil Removal Filter
NOTE: Prepackagedmaintenancekitsareavailablethat
includeallnecessarylterandtimeddrainvalvecomponents.
MaintainmaximumperformanceandefciencywithGenuine
Parts.Seepage15fororderinginformation.
When to replace the Separator/Filters
 Replacelterelementannually,orwhenpressuredrop
acrossdryerisexcessive.
 Whenremovingliquidsatratedowconditions,anin-
creaseinpressuredropwilloccurastheseparator/lter
elements become loaded with solid particles.
A A
Separator Head
Separator Element O-Rings
Separator Bowl O-Ring
Separator Element Replacement Sleeve
Separator Bowl Insulation
Separator Element Bottom Cap
Separator Element Nut
Drain Compression Fitting
Separator Bowl
Air Inlet
Air Outlet