Bloomfield 2030 User Manual

Page 20

E-Max T™ TEST PROGRAM

Instructions for testing procedures for the following system components
(using the E-Max T™ Built-In Diagnostic):
Electronic Board Software (Firmware) Revision
Keypad switches
LED’s
Inlet valve, Dump (Brew) valve, By Pass Valve
Water level probe, Temperature probe

A. Entering Test Program Mode:
1. Make sure to have power to the system. Press the 3rd key to enter
the OFF mode.
2. In the Off mode, hold down the 3rd (ON/OFF) and 4th keys (1st
volume key or “E” in “E-Max T”). Hold both keys down for
approximately 3 seconds.
If successful, a message containing the revision of the firmware will
be displayed: (e.g. “MFW275T Rev 1.2”)
3. Press the 3rd key.

B. Check Data Revision

1. The next display contains the revision number of the data
programmed into the EEPROM: (e.g. “Data Rev1.2”).
2. Press the 3rd key to continue.

C. Time
Time is preset

D. Switch Test - The keys are tested in this stage.
1. Test 1st key by pressing the “BREW” key. You will hear a beep, and
the display will change to “Test Switch 2”.
2. Test 2nd key by pressing the “CANCEL” key. You will hear a beep,
and the display will change to “Test Switch 3”
3. Test the 3rd key by pressing the “ON/OFF” key. You will hear a
beep, and the display will change to “Test Switch 4”
4. Continue by pressing the 4th key (1st volume key, or “E” in
"E-Max T');
5. 5th key (2nd volume key, or “a” in "E-Max T"); and,
6. 6th key (3rd volume key, or “T” in "E-Max T")

Except for Switch 1, if a key press is not detected within five seconds,
the “Switch Error” message Will be displayed followed by two beeps.
For Switch 1, the time limit is 30 seconds.
If an error occurs when the correct key is pressed, the keypad has failed
the test.

Remember: Exiting
Test Program Mode:
To exit the Test
Program, press the 2nd
key (Cancel) at any
time, except during the
key switch tests below.
Alternately, complete
the full test and the
E-Max T™ will return to
the OFF mode.

Note: each key press
should be followed by
an audible beep.

Note: Bloomfield
recommends that,
should the keypad fail
a test, the test be
carefully repeated at
least three times to
verify the keypad
failure.