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Panel Assembly Service
54
309738L
Panel Assembly Service
Fuse Removal
Remove the fuse as follows:
1.
Shut off system power at the main circuit breaker.
2.
At the control assembly, move the MAIN power
switch to the off position.
3.
Unlock and open the hinged cover of the control
assembly.
4.
Lift to unlock the top of the fuse holder, which is
hinged at the bottom, from its clamp.
5.
Open the fuse holder fully. Locate the failed fuse
inside.
6.
Carefully remove the fuse from the fuse holder.
Fuse Replacement
Replace the fuse as follows:
Check the new fuse to ensure that it matches the
amp rating of the failed fuse.
1.
Press both ends of the new fuse evenly into place in
the fuse holder.
2.
Close and lock the fuse holder into place.
3.
Close and lock the hinged cover on the control
assembly.
4.
Apply system power at the main circuit breaker.
5.
Move the MAIN power switch to the ON position
applying power to the control assembly.
6.
Verify that the fuse operates correctly.
7.
Return the control assembly to the normal operating
condition.
WARNING
Read Warnings, page 6.
F
IG
. 23
Lift the top of the
fuse holder to unlock
Fuse location
(two places)