GE DPSE592EA0, DPSE592GA0, DNCD450EA0, DNCD450GA0 Technical Service Manual

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GE Consumer Home Services Training
TECHNICAL SERVICE GUIDE
Wizard
Super Capacity Dryer
TM
7.0 Cubic Foot
MODEL SERIES: DPSE592EA0
DPSE592GA0 DNCD450EA0 DNCD450GA0
PUB # 31-9059 08/00
!
IMPORTANT SAFETY NOTICE
The information in this service guide is intended for use by individuals possessing adequate backgrounds of electrical, electronic, and mechanical experience. Any attempt to repair a major appliance may result in personal injury and property damage. The manufacturer or seller cannot be responsible for the interpretation of this information, nor can it assume any liability in connection with its use.
WARNING
If the information in this manual is not followed exactly, a fire or explosion may result causing proper ty damage, personal injury or death. If you smell gas:
- Do not try to light any appliance.
- Do not touch any electrical switch; do not use any phone in the building.
- Immediately call the gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions.
- If you cannot reach the gas supplier , call the fire department.
WARNING
To avoid personal injury, disconnect power before servicing this product. If electrical power is required for diagnosis or test purposes, disconnect the power immediately after performing the necessary checks.
RECONNECT ALL GROUNDING DEVICES
If grounding wires, screws, straps, clips, nuts, or washers used to complete a path to ground are removed for service, they must be returned to their original position and properly fastened.
GE Consumer Home Services Training
Technical Service Guide
Copyright © 2000
All rights reserved. This ser vice guide may not be reproduced in whole or in part in any form without written permission from the General Electric Company.
Table of Contents
Dryer Nomenclature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Warranty Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Installation Highlights. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Operating Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Electronic Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Control Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Removal and Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Schematics and Strip Circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Troubleshooting Flowcharts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Illustrated Parts Breakdown . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
- 1 -
Model Number
Nomenclature
Dryer Nomenclature
D P S E 5 9 2 E A 0 W W
Product
D = Dryer
Features
P = Profile
Capacity
S = Super
Product T ype
E = Electronic
Number of Heat Select
5 = 5 Settings
Number of Cycles
9 = 9 Cycles
Nomenclature
Nomenclature
Key Attribute Color
W = White
Body Color
W = White
Engineering Revision
0 = None
Model Y ear
A = 2000
Fuel/Voltage
E = Electric G = Gas
Dryer Control
2 = Electronic
Serial Number
The first two numbers of the serial number identify the month and year of manufacture.
Example: AZ123456S = January, 2000
GEA00519
A - JAN 2005 - H D - FEB 2004 - G F - MAR 2003 - F G - APR 2002 - D H - MAY 2001 - A L - JUN 2000 - Z M - JUL 1999 - V R - AUG 1998 - T S - SEP 1997 - S T - OCT 1996 - R V - NOV 1995 - M Z - DEC 1994 - L
Note: The technical sheet is located under the control panel.
– 2 –
The letter designating the year repeats every 12 years.
Example:
T - 1974 T - 1986 T - 1998
Warranty Information
(For customers in the United States)
All warranty service is provided by our Factory Service Centers or an authorized Customer Care technician. For service, call 800-GE-CARES.
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This warranty is valid only in the United States .
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Warranty may vary in Canada. See your approved Profile dealer for details.
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Service trips to your home to teach you how to use the product.
Improper installation.
Failure of the product if it is abused, mis­used, or used for other than the intended purpose or used commercially.
Replacement of house fuses or resetting of circuit breakers.
Damage to the product caused by accident, fire, floods or acts of God.
Incidental or consequential damage to personal property caused by possible defects with this appliance.
Note: Some models may hav e an e xtended w arranty be y ond 5 y ears . Those models ha ve a special warranty sheet
enclosed when delivered to the customer . Unless that additional warranty sheet is attached, all other warranty conditions shown abov e apply.
This warranty is extended to the original purchaser and any succeeding o wner for products purchased for home use within the USA. In Alaska, the w arranty excludes the cost of shipping or service calls to your home.
Some states do not allow the exclusion or limitation of incidental or consequential damages. This w arranty giv es you specific legal rights, and you ma y also ha v e other rights which vary from state to state. To kno w what y our legal rights are, consult your local or state consumer affairs office or your state’s Attorney General.
Warrantor: General Electric Company, Louisville, KY 40225
3
Installation Highlights
Exhaust Information WARNING: Use only metal 4-in. duct. Do not use
duct longer than specified in the Exhaust Length table.
Exhaust longer than specified will:
Increase the drying times and the energy cost.
Reduce the dryers life.
Accumulate lint, creating a potential fire hazard.
The correct exhaust installation is your re­sponsibility. Problems due to incorrect instal­lation are not covered by the warranty.
The maximum allowable length of the exhaust system depends upon the type of duct, the number of turns, the type of exhaust hood (wall cap), and all conditions noted in this section. Both, rigid and flexible metal ducts are shown in the following table.
EXHAUST LENGTH
RECOMMENDED MAXIMUM LENGTH
Exhaust Hood Types
Use only for short
run installations
4" DIA.
2-1/2"
Rigid Metal
30 Feet 20 Feet 10 Feet
Flexible
Metal
15 Feet 10 Feet
GEA00565
No. of 90
Elbows
0 1 2 3
Recommended
4" DIA.
4"
Rigid Metal
45 Feet 35 Feet 25 Feet 15 Feet
4" DIA.
Flexible
Metal
30 Feet 20 Feet 10 Feet
Exhaust System Checklist
Hood or Wall Cap
Note: To check airflow restrictions on the electric dryer model, check amperage from the black wire to pin #8. If 22.2 amps are shown and the relay does not trip within 10 minutes, the airflow is OK. If the relay trips the inlet thermostat withinin the first 5 minutes and reads 11.1 amps, then airflow is restricted.
Separation of Turns For best perfor mance, separate all tur ns by at
least 4 ft of straight duct, including the distance between the last turn and the dampened wall cap.
Turns Other Than 90°
One turn of 45° or less may be ignored.
Two 45° tur ns should be treated as one 90° turn.
Each turn over 45° should be treated as one 90°
turn.
Sealing of Joints
All joints should be tight to avoid leaks. The male end of each section of duct must point away from the dryer.
Do not assemble the ductwork with fasteners that extend into the duct: they will serve as a collection point for lint.
Duct joints can be made airtight and moisture­tight by wrapping the overlapped joints with duct tape.
Insulation Duct work that runs through an unheated area or
is near air conditioning should be insulated to reduce condensation and lint buildup.
Terminate in a manner to prevent back drafts or entry of birds or other wildlife.
Termination should present minimal resistance to the exhaust airflow and should require little or no maintenance to prevent clogging.
Never install a screen over the exhaust duct.
Wall caps must be installed with opening
pointed down at least 12 in. above ground level or any other obstruction.
If roof vents or louvered plenums are used, they must be equivalent to a 4-in. dampened wall cap in regard to resistance to airflow, prevention of back drafts, and maintenance required to prevent clogging.
Exhaust Connection WARNING: To reduce the risk of fire or personal
injury:
This dryer must be exhausted to the outdoors.
Use only metal duct.
Do not terminate exhaust in a chimney, any gas
vent, under an enclosed floor (crawl space), or into an attic: the accumulated lint could create a fire hazard.
Provide access for inspection and cleaning of the exhaust system, especially at turns. Inspect and clean at least once a year.
4
Never terminate the exhaust into a common duct
GEA00556
Elbow Highly Recommended
Do Not Sit Dryer On Flexible Exhaust
Elbows Highly Recommended
Do Not Crush Flexible Exhaust Against Wall.
Elbow Highly Recommended
GEA00557
with a kitchen exhaust: a combination of lint and grease could create a fire hazard.
Do not obstruct incoming or exhausted air. This dryer comes ready for rear exhausting. If
space is limited, use the Dryer Exhaust to Left or Bottom of Cabinet instructions to exhaust directly from the left side or bottom of the cabinet.
STANDARD REAR EXHAUST
Using Flexible Metal Ducts
If rigid all-metal duct cannot be used, then flexible all-metal venting can be used, but it will reduce the maximum recommended duct length. In special installations when it is impossible to make connec­tion with the above recommendations, UL-listed clothes dryer transition duct may be used as transition venting between the dryer and wall connection only. The use of this ducting will affect dry time.
If flexible transition duct is necessary, you must adhere to the following directions:
Use the shortest duct length possible.
Stretch the duct to its maximum length.
Do not crush or collapse the duct.
Never use transition duct inside the wall or
inside the dryer.
Avoid resting the duct on sharp objects.
Venting must conform to local building codes.
Cut The Standard Exhaust Duct To Proper Length. Avoid Bunching Of The Duct Behind The Dryer.
For Straight Line Installation, Connect The Dryer Exhaust To The Wall Using Duct Tape
Elbow Highly Recommended
Note: Elbows will prev ent duct kinking and col-
lapsing.
GEA00554
Elbow Highly Recommended
Recommended Configuration To Minimize Exhaust Blockage
GEA00555
– 5 –
Alcove or Closet Installation
If your dryer is approved for installation in an alcove or closet, it will be stated on a label on the dryer back.
The dryer must be vented to the outdoors. See the Exhaust Information section.
Minimum clearance between the dryer cabinet and adjacent walls or other surfaces is:
0 in. either side 3 in. front and rear
Minimum vertical space from the floor to the overhead cabinets, ceiling, etc. is 52 in.
Closet doors must be louvered or otherwise ventilated and must contain a minimum of 60 sq. in. of equally distributed open area. If the closet contains both a washer and a dryer, the doors must contain a minimum of 120 sq. in. of equally distributed open area.
For Gas Dryers:
The closet should be vented to the outdoors to prevent gas pocketing in case of a gas leak in the supply line.
No other fuel-burning appliance shall be in­stalled in the closet with the dryer.
tening devices which extend into the inter ior of the exhaust vent.
Provide an opening with a free area of at least 25 sq. in. to introduce outside air into the dryer room.
Dryer Exhaust to Left or Bottom of Cabinet WARNING: Protect your hands and arms from
sharp edges when working inside the cabinet.
1. Detach and remove the bottom or left-side
knockout as desired.
Remove Screw And Save
Remove Desired Knockout (One Only)
GEA00558
Bathroom or Bedroom Installation
The dryer must be vented to the outdoors. See the Exhaust Information section.
The installation must conform with local codes or, in the absence of local codes, with the National Fuel Gas Code, ANSI Z223.
Mobile or Manufactured Home Installation
Installation must conform to the Manufactured Home Construction & Safety Standard, Title 24, Part 32-80 or, when such standard is not appli­cable, with the American National Standard for Mobile Home, ANSI/NFPA No. 501B.
The dryer must be vented to the outdoors with the termination securely fastened to the mobile homes structure. See the Exhaust Information section.
The vent must not be terminated beneath a mobile or manufactured home.
The vent duct material must be metal.
Kit 14-D3A6-33 must be used to attach the
dryer securely to the structure.
The vent must not be connected to any other duct, vent, or chimney.
Do not use sheet metal screws or other refas-
2. Remove and save the screw inside the dryer exhaust duct. Pull the duct out of the dryer.
3. Cut the duct as shown and keep portion A.
Fixing Hole
AB
9"
GEA00559
4. Through the rear opening, locate the tab in the middle of the appliance base. Lift the tab to approximately 45° using a flat-blade screwdriver.
Bend Tab 45
GEA00560
– 6 –
5. Reconnect the cut portion (A) of the duct to the blower housing. Ensure the fixing hole is aligned with the tab in the base.
Fixing Hole
Portion "A"
8. Connect standard metal elbows and ducts to complete the exhaust system.
Caution: Never leave the rear opening uncovered. Install a cover plate.
9. Cover back opening with a plate (Kit WE1M454) that is available from your local service provider.
Left Side Exhaust
GEA00561
6. Use the previously saved screw to secure the duct in place through the tab on the the appli­ance base.
7. For exhaust to the side of the cabinet, insert the elbow and the duct.
Insert 4" Elbow Through Rear Opening
Plate (Kit WE1M454)
10. Place the dryer in its final location.
GEA00564
Insert 4" Exhaust Through Side Opening
GEA00562
GEA00563
– 7 –
Operating Characteristics
Note: Not all models have the same features. Your
model may vary from those discussed in this manual.
Basic Dryer Operation
The L3 Dryer contains both sensor dry and timed dry options.
The six desired dryness level as measured by the rod voltage signal. Each cycles settings control the heated dry time and specific cooldown time. At the end of cooldown, the machine stops the drying operation and signals the end of the cycle.
During dries the load for the specified time, including extended tumble time (if selected). At the end of the selected time, the dryer ceases to tumble and heat the clothes, and signals the end of the cycle.
Note: Only one sensor or timed dry cycle can be selected at any time. A new cycle selection will override the previous one.
SENSOR DRY cycles
TIMED DRY cycles
, the dryer tumble-
dry clothes to a
voltage signal.
When the load reaches the Damp threshhold, the dryer calculates the required remaining time to dry the load to the specified dryness level. The estimated remaining time appears in the display, the countdown resumes, and the Sens- ing LED turns OFF. The countdown continues until the end of the cycle, including cooldown time.
At the end of the cycle, the unit stops drying, the Sensor Dry LED turns OFF, the display reads
00,” and the Clean Lint Filter LED turns ON.
The display and Clean Lint Filter LED turn OFF
when the user 1) opens the door, 2) presses Stop/Cancel, or 3) starts another cycle selec­tion.
Speed Dry When the Speed Dry button is pushed, the letters
SP appear in the digital display. When the user presses Start/Pause, the display enters Variable Speed Racetrack mode until the Damp threshhold is calculated, then it shows “SP” for the entire cycle.
One Touch Sensor Dry Cycles
Cottons, Mixed Loads, Easy Care/Perm Press, Knits/Sweaters, and Delicates
These buttons use predetermined dryness levels (either Dry or Less Dr y) and temperatures (Extra Low to High/[Regular]) to dry clothes. The Sensor Dry LED is ON until the end of the cooldown period.
The cycles proceed as follows:
Pressing a cycle button will cause the display to show the default numbers for that cycle.
Once the user presses the Start/Pause button, the display begins the normal countdown, and the Sensor Dry LED turns ON.
When the default minimum time for the selected cycle is reached, the display enters Variable Speed Racetrack mode and the Sensing LED begins to flash. Four speed levels are available; the speed will be determined by the sensor rod
One T ouch Timed Dry Cycles
DRYEL, De wrinkle, and Air Dry These buttons use Medium or (for Air Dry) no heat
and a specified time period to tumble and dry loads. The
DRYEL
runs for 20 minutes, and Air Dry runs for 10 minutes. The Timed Dry LED turns ON until the end of the
cycle (including cooldown), then the Clean Lint Filter LED turns ON as described earlier.
DRYEL System DRYEL helps “dry clean only” clothes look and
smell clean and fresh. While not a complete dry cleaning system, DRYEL uses a perfumed pad and nylon bag to eliminate odors (such as smoke and perspiration) and wrinkles from clothes. The DRYEL kit, available in retail stores, also in­cludes a spot remover for removing small stains.
Caution: Using any other bag with the DR YEL system may damage the clothes or the L3 Dryer.
cycle runs for 30 minutes, Dewrinkle
– 8 –
Due to the DRYEL pad, clothes may be damp when the dryer cycle is completed; this is normal.
Note: DRYEL™ is not a replacement for professional dry cleaning. Fabrics with large or heavy stains may not come clean using this system. Also, this system will not press clothes.
Custom Cycles Custom Cycle buttons allow the consumer to
create two additional One Touch Dry Cycles. These cycles can be either
, and can include any dryness level, time
Dry
Sensor Dry
or
Timed
period, heat setting, or option desired.
updated. However, heater settings do not change; default heater settings will be performed.
Start/Pause
When this button is pushed either for the first time or after the Stop/Cancel button is pushed, the display defaults to the last cycle run and the Start/ Pause button’s LED light flashes 0.5 seconds ON and 0.5 seconds OFF, indicating Action Needed to Start.
If the button is pushed after a cycle is selected, the machine starts per the selected cycle and options unless the door is open. If the door is open, the button flashes and no action occurs.
Dryness Levels Note: Dryness Level buttons are locked out for
One Touch Timed Dry Cycles. Four dryness levels, including More Dry, Dr y, Less
Dry, and Damp, are available. When a Dryness Level button is pushed, no other button is affected with one exception. When a Dryness Level button is pushed after a One Touch Timed Dry Cycle button or the Antibacterial button has been selected, the new dryness setting appears in the display, and the time matr ix is updated. However, the heater setting does not change; default heater settings will be performed.
Timed Dry Only
When any Timed Dry Only button is pushed, the cycle defaults to a Medium heat setting and no specific Dryness Level.
The Timed Dry LED turns ON until the end of the cycle (including cooldown), then the Clean Lint
Filter LED turns ON as described earlier.
Heat Setting
(High/[Regular], Medium, Low, and Extra Low) Note: Heat Setting buttons are locked out for the
Air Dry cycle. When any Heat Setting button is pushed, that
option will be selected. No other button will be affected with one exception. When a Heat Setting button is pushed after the Knits/Sweaters, Delicates, Dryel, Dewrinkle, or Antibacterial cycle has been selected, the new temperature setting appears in the display and the time matrix is
On initial power-up, either from the factor y or after a power outage, pressing the Start/Pause button displays the default settings for the Cotton Sensor Dry cycle.
If the button is pushed in midcycle, the unit enters Pause mode. Drying operation stops and the Start/Pause button’s LED flashes. Pressing the button again resumes drying operations.
Stop/Cancel
Pushing this button deactivates all selections, and all LEDs turn OFF. If the machine is running when this button is pushed, the machine turns OFF.
Idle Mode
The idle mode has no LEDs or relays lit; the control is waiting for the consumer to touch a keypad or switch.
Power Outage
In the event of a power outage, and the dryer is in idle mode, press any key except Stop/Cancel to set the dryer in the Cotton Sensor Dry cycle. Change options as needed.
Options
Beeper Activating this option allows the beeper to sound
(two short tones followed by a long tone) at the end of a cycle. The beeper signals every 2 min­utes up to four times unless the door is opened,
– 9 –
the beeper is deactivated, or the Stop/Cancel button is pressed.
When the Beeper button is pushed during a deactivated state, the beeper turns ON at high volume, the LED on the Beeper button turns ON, and the beeper sounds. Pushing the Beeper button again deactivates the option and turns OFF the LED light.
Extend Tumble Pushing the Extend T umble button activates the
option; pushing the button a second time deacti­vates the option. The Extended T umble LED is ON during the extended tumble care portion of the cycle.
Add Time Pushing the Add Time button once adds 10
minutes to the current cycles drying time. If the button is pushed after the Stop/Cancel button, a default 10-minute dry cycle activates at Medium heat.
Antibacterial Note: Use this option only with the Cottons or
Mixed Loads cycles. Do not use this cycle for delicate fabrics.
Pushing the Antibacterial button adds high heat to a portion of the current drying cycle. The Timed Dry LED remains ON until the end of the cycle, at which time the Clean Lint Filter LED turns ON.
Commercial Dryer
The commercial dryer uses the keypad model control design. It has fewer keypad options and is designed for apartment or commercial noncoin applications.
10
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