Parallel-groove terminal (Terminal code - Q)
1. Align the circular hole of the spade adapter with the
tapped center hole of the Companion II fuse.
2. Place the internal-tooth lock washer onto the bolt and
insert the bolt through the spade adapter hole into the
tapped center hole of the fuse and torque the bolt to
10-15 ft-lbs. (Figure 17.)
3. Attach parallel groove connector (in a bag) onto spade
adapter as shown in Figure 17.
Re-fusing
1. Remove the fuseholder from the fuse cutout using the
manufacturer's recommended procedure.
2. Loosen the line terminal on the Companion II fuse and
remove the line conductor.
3. Loosen the terminal that connects the Companion II
fuse to the fuse cutout and remove the Companion II
fuse.
4. Check the Companion II fuse per the procedure in the
“Testing” section.
5. Replace the operated fuse link with the proper
type and current rating using the manufacturer’s
recommended procedure.
Testing
The Companion II fuse should always be tested after an
operation of the fuse cutout.
1. Perform a continuity check on the Companion II fuse.
2. If the Companion II fuse does have continuity, go to the
Installation Procedure on page 2.
3. If the Companion II fuse does not have continuity,
replace the operated fuse with an appropriate new
fuse. The new fuse should have proper voltage and
current rating.
Figure 17. Parallel-groove terminal (#8 through 2/0 cable
sizes). (-Q)
otee:
N
Parallel-groove connector is shipped in a bag with
fuse (not installed) as shown above.
CAUTION
Failure to check the Companion II back-up current-lim-
iting fuse may result in placing an operated/damaged
fuse back in service. This could result in personal injury,
fire or equipment damage.
CAUTION
When removing the Companion II fuse, observe appro-
priate clearances between live and de-energized parts.
CAUTION
Faults and/or visibly failed equipment should be
located and repaired before re-installing a replacement
Companion II fuse.
BOLT
PARALLEL-
GROOVE
CLAMP
SPADE
ADAPTER
INTERNAL-TOOTH
LOCK WASHER
7
COMPANION II BACK-UP CURRENT-LIMITING FUSE INSTALLATION INSTRUCTIONS
MN132009EN
