Dixie Narco DN552P-7 Technical Manual Download

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PROGRAMMING

P-SERIES

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RLY –

Relays can only be tested if the environmental controls package is installed in the

vender.

CMP# - Compressor

This function allows you to test the relay electronic control of the compressor.
CAUTION:

Disconnect power to the compressor before testing the compressor relay.
Failure to disconnect power to the compressor before testing the relay could
result in damage to the compressor.

Press select button 1 and the display will show “CMP #”, where # is the state of the relay 0 = not
activated or off; 1= activated or on. Press select button 1 to toggle the relay on and off. Press
select buttons 1 & 2 simultaneously to move to “Fan”.

Fan #

This function allows you to test the relay electronic control of the evaporator fan.
Press select button 1 and the display will show “Fan #” where # is state of the relay 0 = not
activated or off; 1 = activated or on. Press select button 1 to toggle the relay on and off.
Press select buttons 1 & 2 simultaneously to scroll to “LT#”.

LT# - Light #

This function allows you to test the relay electronic control of the lights.
Press select button 1 and the display will show “LT #”, where # is the state of the relay 0 = not
activated or off; 1 = activated or on. Press select button 1 to toggle the relay on and off. Press
select buttons 1 & 2 simultaneously to scroll to “RTN”.

RTN - Return

Press select button 1 to return to “RLY”.

JOG-

JOG MOTOR This prompt only appears on P-Series machines.

Press select button 1 the display will show CL 1. Press select buttons 1 & 2 simultaneously until
the desired column is displayed. Selecting the desired column will then prompt for a direction
either CW “clockwise” or CCW “counter clockwise”. Pressing select 1 & 2 simultaneously will
scroll between “CW”, “CCW” and “RTN”. Pressing select button 1 when “CW” or “CCW” is
displayed will jog the motor in that direction. Press select buttons 1 & 2 to scroll to “RTN”. Press
select button 1 at the Return prompt to return to “JOG”.
Press select buttons 1 & 2 to scroll to the next Item.

PRM

– PRIME COLUMN This prompt only appears on P-Series machines.

Pressing select button will display “CL 1”. Pressing select buttons 1 & 2 simultaneously will
scroll to the desired column. Pressing select button 1 when the desired column is displayed will
cause that column to be primed. Press select buttons 1 & 2 simultaneously to scroll to “RTN”.
Press select button 1 at “RTN” will return to “PRM”
Pressing select buttons 1 & 2 simultaneously to scroll to the next Item.

RTN - RETURN

Press select button 1 to return to “Diagnostics”.
Press and hold select buttons 1 & 2 simultaneously to scroll to the next menu item.

AUTO – AUTO TEST

This function is used in Dixie-Narco’s manufacturing process and is not intended for use in the field. Its purpose is
a self-test routine to check the SBC components. For further details contact Dixie-Narco Factory Service.
Press and hold select buttons 1 & 2 simultaneously to scroll to “RTN”.

RTN - RETURN

Press & hold select buttons 1 & 2 simultaneously to scroll to the next menu item.

Press select button 1 to return to Sales mode.