Power Switch, How To Replace; Door Micro Switch, How To Replace - Nu-Vu OP-2FM Owner's Manual

OP–2FM OWNER'S MANUAL
C. Label and disconnect the Buzzer wiring, OR disconnect the wires one at a time and transfer
them to the same location on the replacement Buzzer. One terminal should lead back to "4" on
back of a Timer [24 or 36]. The other should be connected to any common or group of common
(white) wires. Make sure all connections are clean and tight.
D. Position the replacement Buzzer on the back side of the Control Access Panel and secure it in
place with the two mounting screws.
NOTE: The Buzzer shaft is usually cut off due to space limitations. Please make sure the
Buzzer shaft is turned completely clockwise (the highest volume setting) before
installation.
E. Replace the Oven Control Access Panel and secure it in place with the two mounting screws.
Be careful not to pull or pinch any wires when installing the panel.
F. Restore electrical power to the unit. Check the Buzzer by setting the appropriate Timer for any
time over five minutes and letting it run down. The Buzzer Alarm should sound when that Timer
reaches "0".

POWER SWITCH, How To Replace:

MAKE SURE ALL POWER TO THE UNIT IS OFF. FAILURE TO DO SO MAY CAUSE
SEVERE EQUIPMENT DAMAGE OR PERSONAL INJURY!
A. Remove the two mounting screws on the Oven
Control Access Panel [73] and gently pull the
Control Access Panel toward you.
B. Label and disconnect all wires to the defective
Oven Power Switch [21] or Proofer Power
Switch [31].
C. Remove the defective Switch by depressing the
spring locking tabs on the top and bottom of the
Switch. The Switch should now exit through the
front of the Control Panel.
D. Insert the replacement Switch from the front of the Control Panel and press it into place until the
spring locking tabs are fully engaged with the panel.
NOTE: The replacement Power Switch must be installed so that the toggle is UP when the
Breaker is set to the ON position.
E. Reconnect the wires as tagged. The wire at the bottom Breaker terminal should lead to a wire
nut junction. The wire at the top terminal should come from the Power Terminal Block [1].
Make sure all connections are clean and tight.
F. Replace the Oven Control Access Panel and secure it with the two mounting screws. Be
careful not to pull or pinch any wires when replacing the panel.
G. Restore electrical power to the unit and test the replacement Power Switch for proper operation.

DOOR MICRO SWITCH, How To Replace:

MAKE SURE ALL POWER TO THE UNIT IS OFF. FAILURE TO DO SO MAY CAUSE
SEVERE EQUIPMENT DAMAGE OR PERSONAL INJURY!
A. Remove the Side Access Panel [76] and/or the Micro Switch Cover Plate [79] from the Hinge
side of your unit. Carefully remove enough insulation from the side of the Oven to expose the
Micro Switch [15] mounted in the Door jamb.
B. Loosen and remove the nut securing the Micro Switch in the jamb and remove the Micro Switch
with its wiring.
NU–VU® FOOD SERVICE SYSTEMS
(800) 338-9886
PO BOX 35
SALES FAX (906) 863-5889 • SERVICE FAX (906) 863-6322
SERVICE AND REPLACEMENT GUIDE
Fig. #13 – POWER SWITCH
MENOMINEE, MICHIGAN 49858-0035
page 35