TUNNEL MASTER JR MANUAL
Troubleshooting 76
Entrance Keypad
Symptom
Cause
Remedy
Keypad address not correct.
In most circumstances, the keypad
address in the wash settings
should be 5. See page 24 for
keypad addressing.
Loss of power to Entrance Keypad Check Power LED, if voltage
present LED will flash
OEM Relay Box has no power
Reconnect 110VAC to relay box
Wires and/or plugs loose.
Re-connect as necessary
Key pad not responding
Keypad and Relay box jumpers
are incorrect.
Check the proper jumper settings
on pages 16 and 23.
LED’s are coming on
randomly.
Keypad and Relay box jumpers
are incorrect
Check the proper jumper settings
on pages 16 and 23.
Keypad failure
Put keypad in diagnostic mode
and press each button to insure
proper functionality. See Entrance
Keypad diagnostics on page 67.
Keypad diagnostic fails
Keypad failure
Contact your distributor for a
replacement.
Misc. Troubleshooting
Rollers keep coming up
Check the pulse switch.
Please refer to Wash Controller
Input Check on page 67.
Equipment timing is off
Check the pulse switch.
Please refer to Wash Controller
Input Check on page 67.
Printer is turned off.
Be sure that your printer is turned
on and that the error light is not
on.
My receipts are not printing.
ReceiptAddress is incorrect.
Go in to wash settings and verify
that the receipt address is
correct. If the receipt printer is
hooked up to the keypad, it
should be address 5. If the
receipt printer is hooked up to the
relay box, then the address
should be 0.
Printer is turned off.
Be sure that your printer is turned
on and that the error light is not
on.
My reports are not printing.
ReportAddress is incorrect.
Go in to wash settings and verify
that the report address is correct.
If the report printer is hooked up
to the keypad, it should be
address 5. If the report printer is
hooked up to the relay box, then
the address should be 0.
