Operating Instructions DFO/DFI Series Mechanical Convection Ovens/Incubator
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Do not disassemble or exchange assembly parts and electric circuits by unauthorized
personnel! Hazard of possible electric shock! In case of repairing, contact authorized
local MRC distributor or MRC maintenance engineer.
Always remove the mains plug from the socket before cleaning, moving, maintenance
or repairing!
The first time powering up after repairing or standstill for long period, or at designated
intervals under normal use, check the functionality of the following parts or
components:
Breaking capability of the residual current circuit breaker (RCD) at one month
intervals!
Cutout capability of the over temperature protection device (STB) at six months
intervals!
Air tightness of the door seal and the ventilator at three months intervals!
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