Envirovent MEV SPIDER Installation Manual page 11

06 Commissioning
Setup guide for the MEV Spider
The control switch is found behind the front
cover.
AFTER INSTALLING THIS UNIT PLEASE PASS ONTO END USER
DO NOT THROW AWAY
Commissioning mode is chosen by pressing
the SET button for 4 seconds, all sensor
inputs will be disabled in this mode so that
they do not interfere with flow rates. LEDs will
light with the Trickle flashing, this indicates
that the flow rate may now be increased/
decreased as required.
The next press of the SET button will move
commissioning to the next setting, Boost.
When the unit has been fully commissioned,
press the SET button for 4 seconds and this
will put the unit back into status mode. If the
unit is not put back into status mode after
commissioning, it will automatically revert
back to status mode after an hour or if the
power is turned off.
Note: Settings will be retained if the power
supply is interrupted.
LED Indications
Constant LED
B - Humidity
C - Boost State
Boost and trickle LED indications
Commissioning mode only
Flashing LED
B - Service required
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