DEMA NITRO Replacement Manual

DEMA NITRO/NITRO EXPRESS REPLACEMENT GUIDE
This instruction sheet will cover the replacement of common components on the Nitro and Nitro Express Ware Wash
systems. If any further questions exist on the replacement of parts for the Nitro or Nitro Express Ware Wash
System please contact DEMA Technical Customer Service at 1-800-325-3362. The replacement instructions will
be broken up by kit number.
WHENEVER SERVICING ELECTRICAL EQUIPMENT BE SURE TO DISCONNECT
MAIN POWER FROM THE NITRO OR NITRO EXPRESS AND FROM THE DISH
MACHINE AS WELL TO AVOID RISK OF ELECTRIC SHOCK.
KIT 81.316.1 – OPEN FRAME POWER SUPPLY REPLACEMENT KIT
KIT INCLUDES: 1 OPEN FRAME POWER SUPPLY (81.281.1) AND 4 #4 SCREWS
(81.20.2) .
To replace the power supply in the unit, disconnect power from the unit and from the dish machine
the unit is attached to. Then, simply unplug the incoming power cable and outgoing power cable
from the old supply. Unscrew the 4 screws securing the power supply in place. Take out the old
power supply noting that the 4 prong connector was toward the bottom of the unit and the 2 prong
connector was toward the top of the unit. Place the new power supply in the unit in the same
orientation. Put the 4 screws in place and reconnect the power cables (see page 2 for wiring
diagram).
KIT 81.316.2 – CONTROL BOARD REPLACEMENT KIT FOR NITRO EXPRESS
TWO PRODUCT UNITS
KIT INCLUDES: CONTROL BOARD NITRO EXPRESS TWO
PRODUCT (81.283.1), 4 #4 SCREWS (81.20.2) AND
PROGRAMMING LABEL FOR FIREWALL (L1186).
To replace the control board, remove all power from the unit and from the
dish machine to which the unit is connected. Then, remove all wiring from
the old board. Make note where the wiring is at and which cables plug in to
which spots (See page 2 for wiring digram). Unscrew the 4 screws securing
the control board. Place the new control board in the unit and secure the
control board with the 4 screws. Use the diagram on the following page to
help reconnect the wires to the proper places.
I-993
Rev. -- 10/01/09
INSTALLATION INSTRUCTIONS
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