Dexter Laundry B-Series User manual

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INDUSTRIAL DRYER
MODEL T-20X2 AND T-30X2 ON-PREMISE
B-SERIES CONTROL, ELECTRIC-HEATED
OPERATOR’S MANUAL
INSTALLATION & OPERATION INSTRUCTIONS
The dryer ust not be stored or installed where it will be exposed to water and/or weather and is
suitable for use in roo te peratures between 40F and 105F (5C and 45C.)
Post the following “For Your Safety” caution in a pro inent location:
FOR YOUR SAFETY
Do not store or use gasoline or other flamma le vapors or liquids in the vicinity of this or any
other appliance or machine.
It is important that you read this Manual and retain it for future reference. For service or
replacement parts, contact the Dexter Distri utor in your area or the manufacturer.
WARNING / Avertissement
WARNING– Risk of Fire / Avertissement: Risque d’incendie
Clothes dryer installation must e performed y a qualified installer. / L’installation de la
sécheuse doit être effectuée par un spécialiste qualifié.
Install the clothes dryer according to the manufacturer’s instructions and local codes.
Do not install a clothes dryer with flexi le plastic venting materials. If flexi le metal (foil type)
duct is installed, use duct that has een investigated and found accepta le for use with clothes
dryers. Flexi le venting materials are known to collapse, e easily crushed, and trap lint.
These conditions will o struct clothes dryer airflow and increase the risk of fire. / Ne pas
installer une sécheuse avec des matériaux de ventilation en plastique. Dans le cas où un
conduit en métal flexi le (du genre à feuille) est installé, il doit être d’un type spécifique
identifié par le fa ricant de l’appareil comme accepta le pour les sécheuses. Les matériaux de
ventilation flexi les sont réputés pour s’aplatir, se déformer facilement et collecter de la
peluche. Ces conditions vont o struer l’écoulement d’air de la sécheuse et augmenter le risque
d’incendie.
To reduce the risk of severe injury or death, follow all installation instructions. / Pour réduire le
risque de lessures graves ou mortelles, suivre toutes les instructions d’installation.
Save these instructions. / Garder les instructions.
Dexter Laundry, Inc.
2211 West Grimes Avenue
Fairfield, Iowa 52556

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TABLE OF CONTENTS
Page No.
Warnings a out use and operation 2
Dryer Specifications 3
Dryer Dimensions 6
Installation Instructions 12
Dryer Shutdown 17
Description of Dryer Control 18
Dryer Fault Codes 19
Operating Instructions 23
Programming the Dryer Control 24
Servicing and Trou leshooting 30
Preventative Maintenance Instructions 31
WARNINGS ABOUT USE AND OPERATION
DO NOT MODIFY THIS APPLIANCE. KEEP SHIELDS, GUARDS, AND COVERS IN PLACE. These
safety devices are provided to protect everyone from injury.
It is ABSOLUTELY ESSENTIAL that the dryer e grounded to a known earth (zero) ground in accordance
with local codes or, in the a sence of local codes, with the latest editions of the National Electric Code, ANSI//NFPA
70 or Standard CSA C22.1 Canadian Electrical Code Part 1. This is not only for personal safety, ut is necessary
for proper operation of the controller. Failure to do so will void the warranty of the controller.
THIS DRYER IS EQUIPPED WITH AN OVER-TEMPERATURE THERMOSTAT located a ove the
motor on the side of the exhaust duct. If the dryer ceases to operate, refer to your “Service Procedure and Parts
Data” ook for instructions.
CHECK THIS THERMOSTAT WHEN INSTALLING DRYER to assure it is not tripped. Impacts such as
rough handling in shipment, may trip the thermostat. It may e reset y inserting a wooden pencil or dowel
through the ushing in the cover.
DO NOT SPRAY AEROSOLS IN THE VICINITY OF THIS APPLIANCE while in operation.
THIS APPLIANCE SHALL NOT BE USED TO DRY OFF SOLVENTS OR DRY-CLEANING FLUIDS.

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SPECIFICATIONS
20 lb. (9.1kg) Industrial Dryer: T-20X2
DN20X2E_-(82/84/85/86/87)_B_
Ca inet Height 68 1/2” 1740 mm.
(Assumes minimum leveling leg adjustment)
Ca inet Width 27” 686 mm.
Ca inet Depth 44 5/8” 1133 mm.
Floor to Bottom of Door- Bottom Dryer 8 1/2” 216 mm.
Floor to Bottom of Door- Top Dryer 42” 1067 mm.
Door Opening 18 1/8” 460 mm.
Dry Wt. Capacity 20 x 2 l s. 9.1 x 2 kg.
Cylinder Diameter 25 1/2” 648 mm.
Cylinder Depth 24” 610 mm.
Cylinder Volume 7.0 cu. ft. 198 liters
Lint Screen Area 285 sq. in. 1839 sq. cm.
Exhaust Size 8” 203 mm.
Make-up Air 1.0 sq. ft. 929 sq. cm.
Example: 1.0 sq. ft = 1 ft. long X 1 ft. wide
Motor Size (per dryer) 1/3 H.P. .248 kW
Airflow (per dryer - 50 hz) 300 CFM 8.5 m^3/min
Electrical Specifications – Model -82
Voltage/Hz/Phase 400V/50Hz/3Phase/15kW Heat
Running Amps 30 Amps
Minimum Dual Element Time Delay Fuse 30 Amp
Wire Size 8.5 mm^2
Electrical Service 4 wire + ground
Electrical Specifications – Model -84
Voltage/Hz/Phase 208V/60Hz/3Phase/15kW Heat
Running Amps 55 Amps
Minimum Dual Element Time Delay Fuse 60 Amp
Wire Size #4
Electrical Service 4 wire + ground
Electrical Specifications – Model -85
Voltage/Hz/Phase 240V/60Hz/3Phase/15kW Heat
Running Amps 50 Amps
Minimum Dual Element Time Delay Fuse 50 Amp
Wire Size #4
Electrical Service 4 wire + ground
Electrical Specifications – Model -86
Voltage/Hz/Phase 208V/60Hz/1Phase/16kW Heat
Running Amps 100 Amps
Minimum Dual Element Time Delay Fuse 100 Amp
Wire Size #1
Electrical Service 3 wire + ground
Electrical Specifications – Model -87
Voltage/Hz/Phase 240V/60Hz/1Phase/16kW Heat
Running Amps 85 Amps
Minimum Dual Element Time Delay Fuse 90 Amp
Wire Size #2
Electrical Service 3 wire + ground

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Shipping Weight 650 l s. 295 kg.
Net Weight 615 l s. 279 kg.
Clearance Behind Machines (min.) 18” 457 mm.

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SPECIFICATIONS
30 lb. Industrial Stack Dryer: T-30X2
DN30X2E_-(71/74/77/78)EB_X
Ca inet Height 76 1/4” 1937 mm.
(Assumes minimum leveling leg adjustment)
Ca inet Width 31 1/2” 800 mm.
Ca inet Depth 49 1/2” 1257 mm.
Floor to Bottom of Door- Bottom Dryer 7 5/8” 194 mm.
Floor to Bottom of Door- Top Dryer 45 1/4” 1149 mm.
Door Opening 22 5/8” 575 mm.
Dry Wt. Capacity 30 x 2 l s. 13.6 x 2 kg.
Cylinder Diameter 30” 762 mm.
Cylinder Depth 27 1/2” 699 mm.
Cylinder Volume 11.25 cu. ft. 319 liters
Lint Screen Area 453 sq. in. 2923 sq. cm.
Exhaust Size 8” 203 mm.
Make-up Air 1.5 sq. ft. 1394 sq. cm.
Example: 1.5 sq. ft = 1 ft. long X 1.5 ft. wide
Motor Size 1/2 H.P. .373 kW
Airflow (60 hz) 600 CFM 17.0 m^3/min
Electrical Specifications – Model -71
Voltage/Hz/Phase 208V/60Hz/3Phase/24kW Heat
Running Amps 85
Minimum Dual Element Time Delay Fuse 90 Amp
Wire Size #2
Electrical Service 4 wire + ground
Electrical Specifications – Model -74
Voltage/Hz/Phase 240V/60Hz/3Phase/24kW Heat
Running Amps 75
Minimum Dual Element Time Delay Fuse 80 Amp
Wire Size #3
Electrical Service 4 wire + ground
Electrical Specifications – Model -77
Voltage/Hz/Phase 120&208V/60Hz/1Phase/20kW Heat
Running Amps 120
Minimum Dual Element Time Delay Fuse 125 Amp
Wire Size (1/0)
Electrical Service 3 wire + ground
Electrical Specifications – Model -78
Voltage/Hz/Phase 120&240V/60Hz/1Phase/20kW Heat
Running Amps 105
Minimum Dual Element Time Delay Fuse 110 Amp
Wire Size (1/0)
Electrical Service 3 wire + ground
Shipping Weight 750 l s. 340 kg.
Net Weight 699 l s. 317 kg.
Clearance Behind Machines (min.) 18” 457 mm.

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T-20X2 DRYER DIMENSIONS- FIGURE 1A

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T-20X2 DRYER DIMENSIONS- FIGURE 1B

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T-20X2 DRYER DIMENSIONS- FIGURE 1C

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T-30X2 DRYER DIMENSIONS- FIGURE 1A

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T-30X2 DRYER DIMENSIONS- FIGURE 1B