Belshaw Adamatic Harmony Deck Oven - Manual (Page 30)

11.0 TROUBLESHOOTING
ƒ NONE OF THE DECKS SWITCHED ON.
x Is main oven power on?
x Check if bakery main power supply time clock is working (if fitted).
x Is 7-day timer clock set correctly to bring oven on at required time?
ƒ ONE DECK HAS NOT SWITCHED ON.
x Check if individual deck timer is set to bring it on at required time.
ƒ UNEVEN OR PATCHY BAKE
x Door is being opened too often or too long whilst loading.
(front pale, back burnt).
x Faulty element.
x Top or bottom deck elements not functioning.
x Uneven loading.
x No supply voltage across a phase.
x Adjustment to front element control needed
ƒ TEMPERATURE GOING WELL OVER SET TEMPERATURE
When empty the temperature of a deck oven can exceed the set baking temperature.
This overheat is marginal when the deck is full of product. If the elements are
continuing to work after the set temperature has been reached call Adamatic service.
(Please allow up to 60deg.F difference before diagnosing a fault condition),
ƒ POOR RECOVERY OF SET TEMPERATURE
WHEN LOADED
x
The doors may have been left open too long during loading, allowing heat to escape.
x
The damper may have been left open during loading or baking allowing heat to escape.
x
Top and/or bottom heat may not be working or set at a low value.
x
No supply voltage across a phase.
ƒ STEAM SYSTEM NOT OPERATING CORRECTLY
FG257 MODULAR DECK 02/07 RAC
29
See fault-tracing guide.