True Manufacturing Company TH User manual

............ www.truemfg.com ............
INSTALLATION MANUAL FOR
TH MODELS - (HEATED CABINETS)
TH MODELS -
(HEATED CABINETS)
CONGRATULATIONS!
You have just purchased the finest commercial
heated cabinet available. You can expect many years
of trouble-free operation.
TRUE FOOD SERVICE EQUIPMENT, INC.
2001 East Terra Lane • O’Fallon, Missouri 63366-4434
(636)-240-2400 • FAX [phone] • INT’L FAX [phone] • [phone]
Parts Department (800)424-TRUE • Parts Department FAX# [phone]
TABLE OF CONTENTS
Safety Information
Safety Precautions ––––––––––––––––––––––––– 1
Proper Disposal –––––––––––––––––––––––––––– 2
Connecting Electricity ––––––––––––––––––––––– 3
Adapter Plugs ––––––––––––––––––––––––––––– 3
Installation / Operation Instructions
Ownership ––––––––––––––––––––––––––––––– 4
Required Tools ––––––––––––––––––––––––––––– 4
Uncrating & Locating –––––––––––––––––––––––– 4
Installation of Leg/Castors ––––––––––––––––––––– 5
Leveling Cabinet ––––––––––––––––––––––––––– 6
Installing Ventilation Cap –––––––––––––––––––––– 6
Humidification Procedure –––––––––––––––––––––– 7
Electrical Instructions––––––––––––––––––––––––– 7
Sealing Cabinet to Floor ––––––––––––––––––––––– 8
Start-up ––––––––––––––––––––––––––––––––– 9
Shelving Installation - Operation ––––––––––––––––– 9
Maintenance, Care & Cleaning
Stainless Steel Equipment Care & Cleaning––––– 10-11
Warranty (U.S.A. & CANADA ONLY!)–––––––––––––– 12
TH-23G
TH-23
*Spanish, German, French and Dutch versions included.
#912631 • WP-36

............ www.truemfg.com ............
True Food Service Equipment, Inc.
11
• Thisheatedcabinetmustbeproperlyinstalled
andlocatedinaccordancewiththeInstallation
Instructionsbeforeitisused.
• Donotallowchildrentoclimb,standorhangonthe
shelvesintheunit.Theycoulddamagetheheated
cabinetandseriouslyinjurethemselves.
• Donotstoreorusegasolineorotherflammable
vaporsandliquidsinthevicinityofthisorany
otherappliance.
• Keepfingersoutofthe“pinchpoint”areas;
clearancesbetweenthedoorsandcabinetare
necessarilysmall;becarefulclosingdoorswhen
childrenareinthearea.
NOTE
We strongly recommend that any servicing be performed by
a qualified individual.
• Unplugtheunitbeforecleaningandmakingrepairs.
• Settingtemperaturecontrolstothe0positiondoes
notremovepowertothelightcircuit.
WARNING!
Use this appliance for its intended purpose as described in this Owner Manual.
SAFETY PRECAUTIONS
When using electrical appliances, basic safety precautions should be followed, including the following:
How to Maintain Your Unit
to Receive the Most Efficient and
Successful Operation
You have selected one of the finest commercial heated cabinets made. It is manufactured
under strict quality controls with only the best quality materials available. Your TRUE heated
cabinet, when properly maintained, will give you many years of trouble-free service.
SAFETY INFORMATION

............ www.truemfg.com ............
True Food Service Equipment, Inc.
22
SAFETY INFORMATION
PROPER DISPOSAL OF THE CABINET
DANGER!
RISK OF CHILD ENTRAPMENT
Childentrapmentandsuffocationarenotproblems
ofthepast.Junkedorabandoneddisplaycasesarestill
dangerous…eveniftheywillsitfor“justafewdays.”
Ifyouaregettingridofyourolddisplaycase,please
followtheinstructionsbelowtohelppreventaccidents.
Dependingonthecountrywheretheunitislocatedthere
willbeofficiallyapprovedwaysofdisposingofyourused
equipment.
Before You Throw Away Your Old Refrigerator or Freezer
or Heated Cabinet:
• Takeoffthedoors.
• Leavetheshelvesinplacesothatchildrenmaynot
easilyclimbinside.

............ www.truemfg.com ............
True Food Service Equipment, Inc.
33
SAFETY INFORMATION
Thepowercordofthisapplianceisequippedwitha
groundingplugwhichmateswithastandardgrounding
walloutlettominimizethepossibilityofelectricshock
hazardfromthisappliance.
Havethewalloutletandcircuitcheckedbyaqualified
electriciantomakesuretheoutletisproperlygrounded.
Iftheoutletisastandard2-prongoutlet,itisyour
personalresponsibilityandobligationtohaveitreplaced
withtheproperlygroundedwalloutlet.
Theheatedcabinetshouldalwaysbepluggedintoit’s
ownindividualelectricalcircuit,whichhasavoltage
ratingthatmatchestheratingplate.
Thisprovidesthebestperformanceandalsoprevents
overloadingbuildingwiringcircuitswhichcouldcausea
firehazardfromoverheatedwires.
Neverunplugyourcabinetbypullingonthepowercord.
Alwaysgripplugfirmlyandpullstraightoutfromthe
outlet.
Repairorreplaceimmediatelyallpowercordsthathave
becomefrayedorotherwisedamaged.Donotuseacord
thatshowscracksorabrasiondamagealongitslengthor
ateitherend.
Whenremovingthecabinetawayfromthewall,be
carefulnottorolloverordamagethepowercord.
HOW TO CONNECT ELECTRICITY
Do not, under any circumstances, cut or remove the ground prong from the power cord.
For personal safety, this appliance must be properly grounded.
WARNING!
USE OF EXTENSION CORDS / ADAPTER PLUGS
Do not use adapter plugs or extension leads as these can cause safety issues and early failure of electrical components.
The use of adapters and extension cords will invalidate your warranty. NEVER USE AN EXTENSION CORD! NEVER USE AN
ADAPTER PLUG!
WARNING
Power supply cord ground should not be removed!
NOTE
To reference wiring diagram - Remove lower rear grill.
Wiring diagram is positioned on the inside cabinet wall.
NEMA plugs
TRUE uses these types of
plugs. If you do not have
the right outlet have a
certied electrician install
the correct power source.

............ www.truemfg.com ............
True Food Service Equipment, Inc.
44
INSTALLATION / OPERATION INSTRUCTIONS
Toensurethatyourunitworksproperlyfromthefirst
day,itmustbeinstalledproperly.Wehighlyrecommend
thatyourTRUEunitisinstalledbyyoursupplying
dealerorservicecompany.Thecostofaprofessional
installationismoneywellspent.Issuescausedby
incorrectinstallationmayinvalidateyourwarranty
BeforeyoustarttoinstallyourTRUEunit,carefully
inspectitforfreightdamage.Ifdamageisdiscovered,
immediatelyfileaclaimwiththedeliveryfreightcarrier.
TRUE is not responsible for damage incurred during
shipment.
OWNERSHIP
• AdjustableWrench
• PhillipsHeadScrewdriver
• Level
REQUIRED TOOLS
Thefollowingprocedureisrecommendedforuncrating
theunit:
A. Removetheouterpackagingbypullingtri-wallnails
fromskid.Remove(4)cardboardcornerpadsand
dustcover.
B. Inspectforconcealeddamage.Again,immediately
fileaclaimwiththefreightcarrierifthereisdamage.
C. Removedoorbracketonswingingglassdoormodels
(seeimage1-2)
NOTE
Keys for units with door locks are located in warranty
packets.
UNCRATING
INSTALLATION / OPERATION INSTRUCTIONS
LOCATING
1
2
A. Removelouverfromthefrontofcabinetandbackguard
(ifapplicable)fromrearofcabinet.
B. Skidboltsarelocatedineachof4cornersinsidecabinet
bottom.(SeephotoA).
C. Removeskidbolts.(SeephotoB).
D. Cutstrapsifapplicable.(SeephotoC).
E. Carefullyliftcabinetoffofskid. Removing skid from bottom
of cabinet.
AB
C

............ www.truemfg.com ............
True Food Service Equipment, Inc.
55
INSTALLATION / OPERATION INSTRUCTIONS
INSTALLATION OF LEGS AND CASTORS
Securing Castors:
Toobtainmaximumstrengthandstabilityoftheunit,
itisimportantthatyoumakesureeachcastorissecure.
Thebearingraceonthecastoronthetopedgeoftheleg
mustmakefirmcontactwiththerail.
Unit Leveling:
Fourlevelingshimshavebeenprovidedforleveling
castoredunitspositionedonunevenfloors.Shimsmust
bepositionedbetweenrailendandbearingrace.TRUE
recommendsafourshimlimittoanysinglecastor.
A. Turnthebearingracecounter-clockwiseuntilthe
cabinetislevel.Levelfronttobackandsidetoside.
(diagonally)
B. Installthedesirednumberofshims,makingsurethe
slotoftheshimisincontactwiththethreadedstem
ofthecastor.
C. Ifmorethanoneshimisused,turntheslotata90°
anglesotheyarenotinline.
D. Turnthebearingraceclockwisetotightenandsecure
thecastorbytighteningtheanchoringboltwitha
3/4inchopen-endwrench,socket,orthe
toolprovided.
CAUTION
To avoid damage to lower rail assembly, slowly raise unit to
upright position after installing castors.
Rail End
Lower Rail
Assembly
Snug Fit
Here
Leveling Shim
CastorLeg
Bearing
Race
Lower Rail Assembly
Snug Fit
Here
Rail End
Thread castor into the
underside of cabinet frame rail.
For leveling, insert the shim
between the castor and
frame rail.
Use the tool provided to tighten
the castor into place.
123
Thread leg into cabinet
bottom frame rail.
4
The end of the leg is adjustable to
easy leveling.
5

............ www.truemfg.com ............
True Food Service Equipment, Inc.
66
INSTALLATION / OPERATION INSTRUCTIONS
LEVELING
A. Setunitinitsfinallocation.Besurethereisadequate
ventilationinyourroom.Underextremeheat
conditions,(100°F+,38°C+),youmaywanttoinstall
anexhaustfan.
WARNING
Warranty is void if ventilation is insufficient.
B. ProperlevelingofyourTRUEheatedcabinetis
criticaltooperatingsuccess.Referto"Installationof
LegsandCastors"onpage5.
C. Thecabinetshouldbeleveledfromtheinsidefrontto
backandsidetosidewithalevel.
D. Ensurethatthedrainhoseorhosesarepositionedin
thepan.
E. Freeplugandcordfrominsidethelowerrearofthe
unit(donotplugin).
F. Theunitshouldbeplacedcloseenoughtothe
electricalsupplysothatextensioncordsare
neverused.
WARNING
TRUE will not warranty any units that are connected to an
extension cord.
P
HEATED
CABINET
1
0
0
1
0
1
1
0
2
1
0
3
1
0
4
1
0
5
1
0
6
1
0
7
1
0
8
1
0
9
1
0
0
1
0
1
1
0
2
1
0
3
1
0
4
1
0
5
1
0
6
1
0
7
1
0
8
1
0
9
NOTE
Be sure unit is unplugged before proceeding.
A. Removetheventilatorcap,screwsandgasketfrom
theplasticbaglocatedontheinsidefloorofheated
cabinet.
WARNING
Warranty is void if ventilation is insufficient.
B. Positionthegasketattheexistingventilationhole
ontopofthecabinet.Placetheventilatorcapabove
theventilationholeandlineupwithgasketand
mountingholes.Usethescrewsprovided(4)to
securetheventilationcap.
NOTE
Some cabinets may not include predrilled mounting holes.
In this case use the ventilator cap as a template, center
over vent hole and mark all four hole locations. Drill
mounting holes using a 3/32" bit.
INSTALLING THE VENTILATION CAP
Part Function
TRUE has designed this
part to assist
in preventing overhead
moisture from entering
into the food zone
of the cabinet.
Gasket
Ventilation cap Top of cabinet

............ www.truemfg.com ............
True Food Service Equipment, Inc.
77
A. Beforeyournewunitisconnectedtoapowersupply,
checktheincomingvoltagewithavoltmeter.
Ifanythinglessthan100%oftheratedvoltagefor
operationisnoted,correctimmediately.
B. Allunitsareequippedwithaservicecord,andmust
bepoweredatproperoperatingvoltageatalltimes.
Refertocabinetdataplateforthisvoltage.
TRUE requires that a sole circuit be dedicated for the unit.
Failure to do so voids warranty.
WARNING
Power supply cord ground should not be removed!
NOTE
To reference wiring diagram - Remove lower rear grill.
Wiring diagram is positioned on the inside cabinet wall.
ELECTRICAL INSTRUCTIONS
INSTALLATION / OPERATION INSTRUCTIONS
ADJUSTING HUMIDITY
ThisinstructionisTRUE’srecommendedprocedurefor
providinginteriorhumiditycontrol.
Theheatedcabinetisdesignedtoprovideflexibilityin
desiredinteriorhumidity.
LOW HUMIDITY
A. Positionedintheinteriorceilingofthecabinetisthe
manualhumiditycontrol.
B. Turncounterclockwisetoventilatecabinethumidity.
HIGH HUMIDITY
A. Whencabinetcontentsrequirehigherhumidity,
fillthe12"x20"(31x51cm)pan(provided)with
waterandplaceinthebottomofthecabinet.
B. Keeppanfullatalltimes;refillingasnecessary.
C. Closetheventdescribedabove.
HUMIDIFICATION PROCEDURE

............ www.truemfg.com ............
True Food Service Equipment, Inc.
88
INSTALLATION / OPERATION INSTRUCTIONS
Step 1 - Position Cabinet
Allowoneinchbetweenthewallandrearoftheunitto
assureproperventilation.
Warranty is void if ventilation is insufficient.
Step 2 - Level Cabinet
Cabinetshouldbelevel,sidetosideandfronttoback.
Placeacarpenter’slevelintheinteriorfloorinfourplaces:
A. Positionlevelintheinsideflooroftheunitnearthe
doors.(Levelshouldbeparalleltocabinetfront).
Levelcabinet.
B. Positionlevelattheinsiderearofcabinet.(Againlevel
shouldbeplacedparalleltocabinetback).
C. Performsimilarprocedurestostepsa&bbyplacing
theleveloninsidefloor(leftandrightsides-parallel
tothedepthofthecooler).Levelcabinet.
Step 3
Drawanoutlineonthebaseonthefloor.
Step 4
Raiseandblockthefrontsideofthecabinet.
Step 5
Applyabeadof“NSFApprovedSealant”,(seelistbelow),
toflooronehalfinchinsidetheoutlinedrawn.Thebead
mustbeheavyenoughtosealtheentirecabinetsurface
whenitisdownonthesealant.
Step 6
Raiseandblocktherearofthecabinet
Step 7
ApplysealantonfloorasoutlineinStep5.onother
threesides.
Step 8
Examinetoseethatcabinetissealedtoflooraround
entireperimeter.
NOTE
Asphalt floors are very susceptible to Chemical attack. A
layer of tape on the floor prior to applying the sealant will
protect the door.
NSF Approved Sealants:
1.MinnesotaMining#EC800Caulk
2.MinnesotaMining#EC2185Caulk
3.MinnesotaMining#EC1055Bead
4.MinnesotaMining#EC1202Bead
5.ArmstrongCork-RubberCaulk
6.ProductsResearchCo.#5000RubberCaulk
7.G.E.SiliconeSealer
8.DowCorningSiliconeSealer
SEALING CABINET TO FLOOR

............ www.truemfg.com ............
True Food Service Equipment, Inc.
99
RECOMMENDATION
Before loading product we recommend you run your TRUE
unit empty for twenty or thirty minutes. This allows you to
be sure electrical wiring and installation are correct and
no shipping damage has occurred. Remember, our factory
warranty does not cover product loss!
REPLACEMENT PARTS
TRUE maintains a record of the cabinet serial number for
your unit. If at any time during the life of your display case,
a part is needed, you may obtain this part by furnishing
the model number and serial number to the company from
whom you purchased the cabinet. Call Toll-Free: (800)-424-
TRUE (Direct to Parts Department). (800)-325-6152 (U.S.A.
& Canada only) or call: (636)-240-2400.
STARTUP
INSTALLATION / OPERATION INSTRUCTIONS
Serial
Number
SHELVING INSTALLATION / OPERATION
SHELF INSTALLATION:
Step 1
A. Hookshelfclipsontoshelfstandards.(See
illustration).
B. Positionallfourshelfclipsequalindistancefromthe
floorforflatshelves.
WIRE SHELVES:
Wireshelvesareorientedsothatcrosssupportbarsare
facingdown.
Step 2
Placeshelvesonshelfclipsmakingsureallcornersare
seatedproperly.
Shelf
Clip
Shelf
Shelf
Pillaster
(I-beam)
Shelf
Standards