R-98STMAA (serv.man2). Tentative - Sharp Home Appliance User Guide / Operation Manual. Page 36

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34
TROUBLESHOOTING
If you think the oven is not working properly there 
are some simple checks you can carry out yourself 
before calling an engineer. This will help prevent 
unnecessary service calls if the fault is something 
simple.
Follow this simple check below:
Place half a cup of water on the turntable and close 
the door. Programme the oven to cook for 1 minute 
using 100% microwave power.
1.  Does the oven lamp come on when it is 
cooking?
2.  Does the turntable rotate?
3.  Does the cooling fan work? (Check by placing 
your hand above the air vent openings.)
4.  After 1 minute does the audible signal sound?
5.  Is the water in the cup hot?
Take the cup of water out of the oven and close the 
door. Programme the oven to cook for 3 minutes 
using the grill.
6.  After 3 minutes, does the grill heating element 
become red?
Programme the oven to cook for 3 minutes using 
the convection on 250ºC.
7.  After 3 minutes, is the oven cavity hot?
If you answer “NO” to any question first check that 
the oven is plugged in properly and the fuse has not 
blown. If there is no fault with either, check against 
the troubleshooting chart on the following page.
NOTES:
•  If you cook food for more than the standard 
time (see chart opposite) using the same cooking 
mode, the oven’s safety mechanisms automatically 
activate. The microwave power level will be 
reduced or the grill heating element will turn on 
and off.
•  After manual or automatic cooking using the Grill, 
Dual Cook or Convection modes, the cooling 
fan will continue working to cool the oven cavity. 
When the cooling fan works, the display may 
show “NOW COOLING”. To clear it, press the 
STOP/CLEAR key and the display will return to 
“.0”.
  During these modes, the cooling fan will carry 
on working after you have pressed the STOP/
CLEAR
 key. You may feel hot air blowing out of 
the air-vent openings.
•  The door seal stops microwave leakage during 
oven operation, but does not form an airtight seal. 
It is normal to see drops of water, light or feel 
warm air around the oven door. Food with a high 
moisture content will release steam and cause 
condensation inside the door which may drip 
from the oven.
•  Repairs and Modifications: Do not attempt to 
operate the oven if it is not working properly.
•  Outer Cabinet & Lamp Access: Never remove 
the outer cabinet. This is very dangerous due 
to high voltage par ts inside which must 
never be touched, as this could be fatal.
Your oven is not fitted with a lamp access cover. If 
the lamp fails, do not attempt to replace the lamp 
yourself, call a SHARP approved service facility.
IMPORTANT:
If the display is blank and has gone dark, even if the 
power plug is properly connected, the oven may be 
in Energy Save Mode. To cancel it, open and then 
close the oven door, see page 8.
Cooking Mode
Standard Time
Microwave 100% 
cooking
20 Minutes
Grill cooking
15 Minutes
Dual cooking with
Microwave 100%
and Grill
Microwave 15 Minutes
Grill 15 Minutes
Microwave 70%
and Grill
Microwave 40 Minutes
Grill 15 Minutes
Microwave 100% and 
Convection
Microwave 40 Minutes
WARNING:
Never adjust, repair or modify the oven 
yourself. It is hazardous for anyone other 
than a SHARP trained engineer to carry 
out servicing or repairs.
This is important as it may involve the 
removal of covers that provide protection 
against microwave energy.
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