AIR FLOW
5-7
Display problems(continued):
7. Segment of a number
missing on LCD.
8. LCD off, unit running.
9. LCD too dark
(700BR, 700BF/I only).
Door alarm on with doors
and drawers shut.
Door alarm reactivates itself.
Door/drawer not closing.
Internal moisture.
Questions:
Where is the moisture?
What are ambient condi-
tions?
7. LCD faulty.
8. Display cable is unhooked or
faulty.
9. Normal. There is no lighting
behind LCD of 700BR or 700BF/I
(see CORRECTION for units prior
to serial #1257640).
Faulty door sensor/reed switch.
1. Faulty door sensor (700TR,
700TC/I only), or faulty reed
switch (all models).
Power outage.
1. Alarm defaults to ON after a
power outage or voltage spike.
Poor door/drawer operation.
1. Food obstructing door/drawer
closing.
2. Door/drawer gasket twisted or
torn.
3. Door hinge binding (700 TR,
700TC/I, 700TF/I only).
4. Drawer close tripped backwards.
5. Drawer not engaging slide locat-
ing pins.
Air infiltration/high humidity.
1. Door/drawer not closing.
2. Frequent door openings.
3. High relative humidity.
7. Replace control panel assy.
8. Repair wiring.
9. If 700BR or 700BF/I was manufactured
prior to serial #1257640, replace control
panel assy.
1. With door and reed switches depressed,
check for 115V across P7 & P5 at con-
trol board. If 115V is present, repair
wiring at door sensor or reed switch, or
replace door sensor or reed switch.
1. Press ALARM key.
1. Remove obstruction.
2. Repair or replace gasket.
3. See DOOR CLOSING CHECK AND
REPAIR at end of Troubleshooting
Guide.
4. Trip drawer closer forward.
5. Pull slide forward, lining up holes in
drawer with locating pins on slides.
1. See DOOR/DRAWER NOT CLOSING
above.
2. Instruct customer.
3. Instruct customer.
Complaint Possible Cause Correction
GENERAL TROUBLESHOOTING GUIDE
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