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Effective 8/13/99
Page 5
I.L. 70C1037H02
CAUTION
DO NOT FORCE THE RATING PLUG INTO THE CAV-
ITY.
Use a 1/8" (3 mm) wide screwdriver to tighten the M4
screw and secure the plug and the trip unit to the circuit
breaker (see Figure 1.3). Close the rating plug door.
CAUTION
THE M4 SCREW SHOULD BE TIGHTENED ONLY
UNTIL IT IS SNUG. DO NOT USE A LARGE SCREW-
DRIVER. A 1/8" (3 mm) WIDE SCREWDRIVER BLADE
IS ADEQUATE.
1.3.3 Trip Unit/Rating Plug Removal
To remove the rating plug from the trip unit, open the rating
plug door. Use a 1/8" (3 mm) wide screwdriver to loosen
the M4 screw. Pull the door to release the rating plug from
the trip unit.
To remove the trip unit from the circuit breaker, deflect the
spring clip to release the unit from the steel mounting
plate. Pull the unit to disengage the two 9-pin connectors
from the circuit breaker (see Figure 1.2).
Figure 1.2 Installation of the Digitrip Unit into a Magnum Breaker (Side View)
Figure 1.3 Installation of the Rating Plug and Mounting
Screw