TM9-4110-254-14
4-24.
FUSES Fl AND F2 TESTING AND REPLACEMENT.
This task covers a. Testing b. Removal c. Installation
INITIAL SETUP
Materials/Parts:
General Safety Instructions:
Lock Washers (2)
WARNING
Marker Tags (4)
Marker Tags (4)
High voltage and exposed rotating parts
are used m the refrigeration unit. Personal injury.
Equipment Conditions:
can result if power is connected.
disconnected.
Control box cover door raised and latched.
(1) Be sure power has been disconnected at the source and remove two bolts (1) and lock washers (2). Open
control panel (3) Discard lock washers.
(2) Remove two six amp fuses (4).
(3) Using multimeter set to measure continuity, check each fuse (4) continuity between ends. Continuity should be
indicated. If no continuity was indicated, replace fuse.
(4) If no failure was indicated, install two six amp fuses (4).
(5) Close control panel (3) Install two new lock washers (2) and bolts (1).
b. Removal.
(1) Be sure power has been disconnected at the source and remove two bolts (1) and lock washers (2). Open
control panel (3) Discard lock washers.
(2) Remove two six amp fuses (4).
NOTE
Terminal hardware is supplied with fuse block.
(3) Tag wire lead terminals (5) and remove four screws (6), lock washers (7), and wire lead terminals.
(4) Remove two screws (8) and fuse block (9).
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