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724-746-5500 | blackbox.com
Chapter 4: E2 Controller
“Control” allows modification of basic control parameters such as setpoints and clock. Level 1 password is needed to enter this
menu.
“Service” allows modification of advanced control parameters such as offsets, blower speed, and BMS setup, and permits the
user to save customer parameters and reset the controller to the customer or factory default values. Level 2 password is needed
to enter this menu.
“Factory” allows modification of more advanced control parameters such as sensor scaling, startup delays, and grouping
parameters. Level 3 password is needed to enter this menu. Entry to the Factory menu is intended for qualified technicians work-
ing under the guidance of Black Box Technical Support during startup and commissioning of the A/C system. The password to
enter this menu may be obtained by contacting Black Box Technical Support (see Chapter 6 of this manual).