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S
5-2
ERVICE
REPLACING INVERTER
(Applies only for FNGSC4 and FNGSC8)
Unplug the power cords before servicing.
Parts may be ordered at Hussmann's Performance
Parts e-store:
https://parts.hussmann.com/
or
Call toll free: 855-487-7778
Required Tools:
• Screwdriver / Philips Tip
• 1/4" Allen Wrench
1 . Remove product and place in a refrigerated
area . Make sure the power is off to the
case .
2 . Make sure there is no voltage in the
refrigerator . Remove rear lower panel as
shown below .
FNGSC4 Shown
P/N 3141959_C
FNGSC4A
U.S. & Canada 1-800-922-1919 • Mexico 1-800-890-2900 • www.hussmann.com
3 . Remove motor screws
4 . Disconnect inverter harness and ground .
5 . Take off the inverter screws .
6 . Replace inverter with the new one .
7 . Reverse the process, and make sure screws
are hand-tight and everything is working
properly .
Product will be degraded and may spoil if
allowed to sit in a non-refrigerated area.
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