Dacor ER30D User manual

Dacor Technical Service: 800-353-2267
Dacor 1140 Brid
g
e Gate Drive Diamond Bar, CA 91765 800-793-0093
Technical Manual
Range Models: ER30D, ER36D, ER48D

Page 7-1
SECTION 7 - TROUBLESHOOTING GUIDE
Section 7 - Troubleshooting Guide
Control Panel Error Codes
The error codes below apply to both models ER36D and ER48D.
General Error Codes
The following codes give a general indication of the location of problems detected by the control panel
controller board. They are usually followed by another, more specific error code (see below).
ERROR CODE GENERAL LOCATION
F1 INTERNAL
F2 COMMUNICATION BETWEEN CONTROL PANEL AND RELAY BOARD
F3 EXTERNAL
F9 DOOR LOCK
Specific Error Codes
ERROR CODE POSSIBLE CAUSES POSSIBLE SOLUTIONS
F10
Shorted element relay. Replace power board.
Intermittent temperature sensor or loose
sensor wiring.
Tighten sensor connections for
replace temperature sensor.
F11 Shorted key (button) on keypad membrane. Replace keypad membrane.
F13 Control panel failure. Replace power board.
F14 Defective power board. Replace power board.
F15 Defective power board. Replace power board.
F20
Data cable between relay board and control
panel loose or defective.
Tighten connections, replace if
necessary.
Defective control panel circuit board. Replace control panel circuit board.
F30 Shorted temperature sensor. Replace sensor.
Shorted temperature sensor wiring. Repair sensor wiring.
F31 Open temperature sensor. Replace sensor.
Open temperature sensor wiring. Replace sensor wiring.
F32
Data cable between relay board and control
panel loose or defective.
Tighten connections, replace if
necessary.
Defective membrane. Replace membrane.
F90 Cables to door latch loose or defective. Tighten connections or repair cable.
Defective door latch assembly. Replace door latch assembly.
F95 Defective power board. Replace power board.
IMPORTANT
While this troubleshooting guide provides information to aid in troubleshooting problems with
the range, it does not contain information on every possible type of failure.
See Appendix A to determine when elements and convection fan should be on or off.
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•

Page 7-2
DACOR RANGE SERVICE MANUAL
Basic Troubleshooting Instructions
If the range does not function properly, check for obvious problems first, such as the main power
switch being turned off, or the control panel being locked.
If the problem is not immediately obvious, use the Performance Tests in Appendix B and consult
the Troubleshooting Chart on the following pages to help locate the problem.
Troubleshooting Chart - Oven
PROBLEM POSSIBLE CAUSES WHAT TO CHECK
Nothing works, no power
to the range, control panel
display is dark, burners do
not spark, burner knobs
don’t light when turned
on.
Range not connected to
electrical power.
Conduit or appliance wire connection.•
Power to range is off. Tripped circuit breaker or blown fuse.•
Power outage. Contact power company.•
Wiring problems. Check wiring harness.•
Oven will not heat.
Cooktop works OK. Control
panel lit. Oven controller
beeps when keys are
pressed.
Oven setting not
correct.
Press CANCEL/SECURE, then follow instructions in
Operating the Oven section of this manual.
•
Oven set for delay
timed cooking.
Oven will turn on automatically at preset time. Press
CANCEL/SECURE to return to normal operation.
•
Attempting to broil with
meat probe connected.
Broil and convection broil settings will not work when
meat probe is connected. Disconnect meat probe.
•
Power board problems. Power board wiring.
Power board.
•
•
Bad heating element. Check Cycling Chart (Appendix A) to determine
elements used during the mode that is not working.
Check continuity.
•
High limit switch
tripped or defective.
Wires to high limit switch.
High limit switch.
•
•
Oven does not heat,
display is lit. Cooktop
works OK. Control panel
does not beep when keys
are pressed.
Power board problems. Power board.•
Control panel locked-
up.
Cycle power. Check range to see if normal operation
resumes.
•
Control panel
problems.
Cable from power board to oven controller board.
Oven controller board.
Cable from oven controller board to keypad membrane.
Keypad membrane.
•
•
•
•
Oven does not heat,
display is not lit. Cooktop
works OK. Control panel
does not beep when keys
are pressed.
Power board problems. Wiring to power board
Power board
•
•
Control panel locked-
up.
Cycle power. Check range to see if normal operation
resumes.
•
Control panel
problems.
Cable from power board to oven controller board.
Oven controller board.
Cable from oven controller board to keypad membrane.
Keypad membrane.
•
•
•
•
1.
2.

Page 7-3
SECTION 7 - TROUBLESHOOTING GUIDE
Troubleshooting Chart - Oven (continued)
PROBLEM POSSIBLE CAUSES WHAT TO CHECK
Time on display not
correct.
Time of day not set. Set time.•
Power failure or power was
turned off.
Reset time.•
Control panel problems. Oven controller board.•
Time flashes on display. Power failure or power was
turned off.
Reset time.•
Control panel problems. Cable from power board to oven controller board.
Oven controller board.
Cable from oven controller board to keypad
membrane.
Keypad membrane.
•
•
•
•
Oven does not self-
clean. Display is lit.
Oven controller beeps
when keys are pressed.
Cooktop works OK.
Door not shut tightly. Check for obstructions. Close door tightly.•
Oven set for delay timed
cleaning.
Oven will start to self-clean at preset time. Press
CANCEL/SECURE to return to normal operation.
•
Model ER48D only: Other
oven is on or self-cleaning.
Due to power consumption on model ER48D, one
oven cannot self-clean while the other is in use or
self-cleaning. Turn off other oven.
•
Oven not set properly. Follow instructions in Cleaning and Maintenance
section.
•
Meat probe connected. Oven will not start self-clean cycle when meat probe
is connected. Disconnect and remove meat probe.
•
Door latch problems. Door latch wiring.
Door latch and switches.
•
•
High limit switch tripped or
defective.
Wires to high limit switch.
High limit switch.
•
•
Power board problems. Power board wiring.
Power board.
•
•
Control panel problems. Oven controller board.
Cable from oven controller board to keypad
membrane.
Keypad membrane (self-clean key).
•
•
•
Oven lights will not work.
Oven heats normally and
cooktop works OK.
Light bulbs burned out. Replace light bulbs. See Cleaning and Maintenance
section.
•
Oven in self-clean mode. Lights do not work when oven is in self-clean mode.•
Light fixture/wiring
problems.
Light wiring harness.
Light fixture.
•
•
Light transformer. Wiring between transformer and power board.
Transformer.
•
•
Power board problems. Wiring to power board.
Power board.
•
•
Control panel problems. Oven controller board.
Cable from oven controller board to keypad
membrane.
Keypad membrane.
•
•
•

Page 7-4
DACOR RANGE SERVICE MANUAL
Troubleshooting Chart - Oven (continued)
PROBLEM POSSIBLE CAUSES WHAT TO CHECK
Foods over or under cook. Incorrect cooking time or
temperature.
Follow instructions in Operating Instructions section.•
Items not being cooked on
rack level that will provide
best results.
See Understanding the Various Cooking Modes
section.
•
Food placed in oven during
pre-heat.
Make sure pre-heat indicator on display is off before
putting food in oven (does not apply to broil modes).
•
Oven set to incorrect
temperature scale.
See Setting the Temperature Scale section.•
Relay stuck closed on
power board.
Power board.•
Defective temperature
sensor.
Temperature sensor.•
Elements not wired
correctly.
Check for correct element wiring.•
Cooling fan continues
to run after oven is
turned off. Shuts off after
extended period of time.
Normal operation. The cooling fan may run for a while after the oven is
turned off, until the internal parts have cooled.
•
Cooling fan runs
continuously after oven is
off and does not shut off
after an extended period
of time.
Power board problems. Power board.•
Defective temperature
sensor.
Temperature sensor.•
Control panel problems. Cable from power board to oven controller board.
Oven controller board.
•
•
Oven door will not open. Oven is set to self-clean. Check display. If “LOCK” appears on display oven
door cannot be opened. Wait for oven to complete
self-clean or press CANCEL/SECURE. Door will
unlock once oven has cooled.
•
Door latch problems. Door latch wiring.
Door latch and switches.
•
•
Power board problems. Power board.•
Meat probe does not
work.
Meat probe not plugged in. Make sure meat probe is plugged into meat probe
connector.
•
Meat probe defective. Check meat probe continuity.•
Meat probe connector
problem.
Wiring from meat probe to power board.
Power board.
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•

Page 7-5
SECTION 7 - TROUBLESHOOTING GUIDE
Troubleshooting Chart - Cooktop
PROBLEM POSSIBLE CAUSES WHAT TO CHECK
Igniters do not spark.
Control panel is dark.
Range not connected to
electrical power.
Have electrician connect range to properly wired
electrical connection.
•
Power to range is off. Turn power on at junction box. Check for tripped circuit
breaker or blown fuse.
•
Power outage. Contact power company.•
Igniters do not spark.
Control panel is lit.
Wet or dirty igniter. Clean according to Cleaning and Maintenance section.•
Spark module problems. Wiring between terminal blocks below access panel
and spark module (including switches mounted to the
valves).
Wiring between spark module and igniter.
Spark module.
•
•
•
No flame. Igniter(s) not working (no
clicking sound).
See igniters do not spark above.•
Wet or dirty igniter. Clean according to Cleaning and Maintenance section.•
Gas is turned off. Make sure the gas supply valve is in the on position.•
Gas supply interrupted. Contact gas company.•
Gas supply pressure too
low.
Make sure gas supply to building meets the Gas Supply
Requirements in the installation section.
•
Defective regulator. Gas supply regulator.•
Flame yellow at tips. LPG gas supply. Slightly yellow tips are normal for range equipped for
use with LPG.
•
Large, erratic, or yellow
flame.
Dirty burner assembly. Make sure burner bases, burner heads, burner rings,
and burner caps are free of grease and grime. See
Cleaning and Maintenance.
On stack burners, make sure the main orifice in the
bottom of the burner base is not plugged up.
•
•
Burner ring or burner cap
not properly positioned.
Make sure burner is assembled according to the
Installation Instructions section.
•
Range not equipped for
correct altitude or gas type
(natural gas or LPG).
Determine if range is properly equipped for type of
gas being used and for the correct altitude range. See
Model Identification section.
•
Crown burner venturi out
of adjustment.
Check venturi opening. See Component Repair section.•
Low gas pressure. Make sure gas supply to building meets the Gas Supply
Requirements in the installation section.
•
Defective regulator. Gas supply regulator.•

Page 7-6
DACOR RANGE SERVICE MANUAL
Troubleshooting Chart - Cooktop
PROBLEM POSSIBLE CAUSES WHAT TO CHECK
Igniter continues to
spark (click) after
flame ignites.
Burner is cold. Burners may continue to spark for up to 60 seconds
when cold and set to low. See Operating the Cooktop
section for more information on how to minimize.
•
Flame distorted by air
draft.
Minimize any air drafts around the range. Close nearby
windows.
•
Wet or dirty igniter. Clean according to Cleaning and Maintenance section.•
Burner ring or burner cap
is dirty.
Clean according to Cleaning and Maintenance section.•
Burner ring or burner cap
not properly positioned.
Make sure burner is assembled according to the
Installation Instructions section.
•
Improper electrical
polarity.
Electrical wiring reversed. See Electrical Connection in
Installation Instructions section.
•
Flame goes out at low
setting.
Air intake holes
obstructed.
Check to make sure air holes above knobs are not
blocked.
•
Low gas pressure. Make sure gas supply to building meets the Gas Supply
Requirements in the installation section.
•
Burner knob does not
light.
LED harness problems. LED wiring harness connection.
LED wiring harness wires open.
•
•
LED defective. LED continuity.•
Accessing Software Version Information
To access to read the software versions loaded on the various printed circuit boards:
Disconnect power to the range for 20 seconds, then reconnect.
Within the first 30 seconds after power up, press and hold the BAKE and BROIL keys for at least
6-10 seconds to enter diagnostic mode.
Press START to read the EEPROM version on the control board.
Press PROBE to read the FLASH version on the control board.
Press SELF-CLEAN to read the software version on the power board.
Press CANCEL/SECURE twice to exit diagnostic mode.
1.
2.
3.
4.
5.
6.

Page 8-1
SECTION 8 - RANGE DISASSEMBLY
Section 8 - Range Disassembly
Open the oven door completely.
Pull the hinge locks forward on both hinges,
until they stop.
•
•
DANGER
Turn off electrical power at the main power supply and the gas supply at the gas supply valve
before servicing the range. Failure to turn off electrical power and the gas supply to the range
will result in a electric shock and explosion hazard.
•
Door Removal
WARNING
Do not attempt to disengage the hinge locks on the door while it is removed from the oven. The
hinge springs could release, causing personal injury.
Do not lift or carry the oven door by the door handle.
•
•
Raise the door so that it is at a 15° angle
from the front of the oven. Hold the door with
one hand on each side. Lift the door up and
out.
•

Page 8-2
DACOR RANGE SERVICE MANUAL
Grasp the oven door on opposite sides and
hold it at a 15°angle from the front of the
oven. Slide the hinges A into the hinge
openings B , resting the bottom of the hinge
arms C on the lower lip D of the hinge
receptacles. Continue to hold the door at a
15°angle with one hand while pushing in on
each of the bottom corners of the door. Push
until the notch E on the bottom of each
hinge slips over the lower lip D of each
hinge receptacle.
Lower the door to the fully opened position.
Rotate both hinge locks toward the oven.
Open and close the door completely to ensure
that it is properly installed.
•
•
•
•
WARNING
Be sure that the notch on the bottom of each hinge rests on top of the lower lip of each hinge
receptacle before attempting to open the oven door. Failure to do so may cause the door to fall
off its hinges, resulting in personal injury or damage to the door.
Rotate the hinge locks toward the front of the range immediately after installation of the door.
Failure to do so may cause the door to fall off its hinges, resulting in personal injury or damage
to the door.
•
•
Door Installation
A
C
E
B
D

Page 8-3
SECTION 8 - RANGE DISASSEMBLY
Removing the Back Panel
Turn off the gas supply at the gas supply
valve and power to the range at the junction
or fuse box.
Pull the range out from the wall or cabinet.
Remove the grates, the burner caps, burner
rings, and crown burner heads from the
cooktop.
If the range is equipped with a 24” backguard
F, remove the eight (8) backguard bracket
hex screws G. They are accessed through
the 8 holes H on the back of the backguard.
•
•
•
•
Remove the five (5) screws Ion the front of
the island trim/backguard J, above the spill
trays K.
•
Remove the eight (8) screws on the back side
of the island trim/backguard, four (4) on each
side of the range.
•
G
H
F
IJ
K