Instructions / Assembly
Fig. 5
Fig. 7
Fig. 8 Fig.9
Fig. 6
Step 5: Phase, Neutral and Ground Conductors
WARNING: 
Use ONLY approved fittings and clamps to avoid 
damage to wires.
a. Bring the phase, neutral and ground conductors into the 
enclosure through the bottom feed knockout.
b. 
Connect the phase, neutral and ground conductors to the 
appropriate terminals and torque to spec in the terminations 
table (fig. 5).
Step 6: Branch Circuit Breakers
WARNING: Leviton
®
 circuit breakers MUST BE used with a 
Leviton circuit breaker enclosure.
a. Strip and connect the load phase (M) and load neutral (N) 
wires to the load terminals (O) and ground wire to the ground 
bus (P) of the circuit breaker enclosure (fig. 6). Strip wires 
and torque load terminals to spec in the terminations table.
NOTE: Ensure that the main breaker is in the OFF position 
before installing any branch circuit breakers.
NOTE: Ensure that all branch circuit breakers are in the OFF 
position before installing into the panel.
b. 
Align the hooks and guides (Q) of the branch circuit breaker 
with the panel and press until breaker snaps into place (fig. 7). 
Step 7: Installing Deadfront
NOTE: 
Twist-outs (R) must be removed for each position that contains 
a branch circuit breaker. Fill any unused open spaces in cover using 
filler plates (see filler plate instructions).
a. 
To remove twist-outs (R), first strike with a screwdriver, then 
twist with pliers until detached (fig. 8).
b. 
Install deadfront 
(S) 
by sliding it inward above the side wall 
protrusions on each side at a 45-degree angle until bottom portion 
of the deadfront (S) is seated into enclosure (fig. 9).
c. Secure the bottom of the 
deadfront (S)
 with the securing 
screw 
(T)
.
d. 
 Replace the meter and wiring compartment covers (See Step 1).
Step 8: Complete the Installation
WARNING: Before providing power to the load center, 
check all electrical connections and confirm that the wiring 
is correct.
WARNING: Replace all doors and covers before connecting 
power to this equipment.
a. 
Ensure that the main and all branch circuit breakers are in the OFF 
position. To energize, first turn ON the main breaker, and then turn 
ON each individual branch circuit breaker.
SAVE THESE INSTRUCTIONS
For Technical Assistance Call: 1-800-824-3005 (U.S.A. Only) 
1 800 405-5320 (Canada Only) www.leviton.com
PK-A3218-10-00-0B
© 2018 Leviton Mfg. Co., Inc.
TERMINATIONS
Termination Point Wire Gauge Strip Length Torque
Phase & Neutral 
Terminals
 #3 AWG - 300 MCM 1.0 in. 375 in-lbs.
Ground Terminal
 #4 AWG - 2/0 AWG 0.75 in. 50 in-lbs.
Load Phase 
(brass)
 #8 AWG - #4 AWG 
 #14 AWG - #10 AWG
0.40 in. 
0.40 in.
45 in-lbs. 
35 in-lbs.
Load Neutral 
(silver)
 #8 AWG - #4 AWG 
 #14 AWG - #10 AWG
0.40 in. 
0.40 in.
45 in-lbs. 
35 in-lbs.
Ground Bus
 #6 AWG - #4 AWG 
 #8 AWG 
 #14 AWG - #10 AWG
0.50 in. 
0.50 in. 
0.50 in.
35 in-lbs. 
25 in-lbs. 
20 in-lbs.
Press until 
breaker snaps 
into place
Align hooks 
and guides (Q)
Twist-outs
(R)
Neutral
Terminal
Ground
Terminal
Ground
bus
(P)
Phase
Terminals
Load
terminals
(O)
Load phase (M)
Load neutral (N)
45˚
Deadfront
(S)
Securing screw (T)
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