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Troubleshooting Guide
WARMING DRAWER WWD30
5-5
PROBLEM
POSSIBLE CAUSE
TEST / ACTION
F. Food Dries Out
G. One or More LCD does not
Illuminate
H. LCD display is black
I. One or More LCD Illuminated
Constantly
J. Drawer Does Not Slide
Smoothly
K. Drawer Does Not “Pull In”
Temperature Setting too High
Food Uncovered
Food in Drawer too Long
No Power to Unit
Unit Switched OFF
(
NOTE:
See Automatic Shut-off
Information in Section 3.)
Door Switch Faulty
Electronic Control System Fault
Disconnected or Broken Wiring
Contrast set to low
Contrast is set to high
LCD exposed to direct sunlight
Electronic Control System Fault
Drawer Overloaded (Exceeding 80 lbs.
limit) or Unbalanced Load
Drawer Glides Misaligned
Drawer Frame Skewed
Drawer Glides Defective
Self-Close Feature Broken
Slide Mounting Screw is Loose
Something Fell Behind Drawer
Reduce temperature setting.
Cover food with lid or aluminum foil.
Food in drawer longer then 4 hrs. will tend to dry
out. Instruct Customer. (Timer default is 4 hrs.)
Check power to unit. Plug unit in, switch supply
circuit breaker to ON position or replace fuse if
defective.
Switch unit ON and set to desired temperature.
Use ohm meter to verify switch operation.
Replace switch if faulty.
See Electronic Control System Test Procedures
following General Troubleshooting Guide.
Check all electrical connections and wires.
Reconnect or repair wiring.
Adjust contrast level
Adjust contrast Level
Allow to cool. Block from direct sunlight.
Instruct Customer.
See Electronic Control System Test Procedures
following General Troubleshooting Guide.
Reduce and/or redistribute drawer contents.
Open drawer fully and close, then reopen and
check operation. If problem persists, see Drawer
Frame Skewed and Drawer Glides Defective,
below.
Remove drawer tub and inspect frame. If
skewed, straighten.
Remove drawer tub and inspect glide operation.
Replace if defective.
Replace Slide. (
Wolf Recommends to replace
ALL slides at same time)
Tighten or Replace Screw
Remove Obstruction
