R-291KM (serv.man3) - Sharp Home Appliance User Guide / Operation Manual. Page 27

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25
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 a cup of water (approx. 150ml) on the 
turntable and close the door securely. Programme 
the oven to cook for 1 minute using 800W 
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?
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:
 
 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.
•  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 parts 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 10.
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1/30/2014   10:48:15 AM
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