Specifications

Service Information
To reach a field service technician or for technical
support,pleasecallthenumberonthemanualback
cover.
Maintenance
Refrigeratedairdryersrequireverylittle
maintenance for satisfactory operation. Optimum
performancecanbeexpectedifthefollowing
routinemaintenancestepsaretaken.
WARNING!
• Beforeanyserviceormaintenance
workisperformedonthe
refrigerated air dryer system,
disconnectpowersupplyandlock
out power supply and depressurize
system before performing
maintenanceorservicework.
• Followproperlockout/tagout
procedures before performing
serviceormaintenancework.
• Priortoperformingany
maintenance on the dryer, all
personnel are strongly advised to
familiarize themselves with the
equipment by reading the entire
contents of this operation manual.
Followallsafetyprocedurespriorto
performing any maintenance activity
on the dryer.
Daily
With the dryer on-line:
• Verifytheoperatingpressure,temperature,and
flow rate are correct and conform to those listed
intheDesignParameterssection.Adjustsystem
if required.
• Alwayscheckrefrigerantgaugestoinsure
refrigerationsystemisworkingproperly.
• Checkcondensatedrainseparatorforproper
condensatedischarge.Ifnodischargeisevident
then depressurize the unit, dismantle and clean
separatorand/ordrainline.Properdraintrap
maintenanceistheowner’sresponsibility.Itis
not covered by warranty.
• Makecertainairflowisdirectedthroughdryer
only. Observe by-pass valves proper positions.
Weekly
• Repeatalldailyinspectionsandrecorddatain
the maintenance log.
• Cleanthecondensercoilsofaccumulated
dust and dirt with a soft brush and/or with
air pressure from a compressed air nozzle
(maximum100psig).
• Checkthegaugereadingsforoptimumsystem
operation.
• Checkoilremovalfilter(coalescer)indicator(if
applicable); if it is red, replace the filter.
17
Non-CyclingRefrigeratedAirDryer