1.5 AC line Fusing – A 25 Amp AC line fuse is factory installed in the AC Line Fuse Holder, as shown in Figure
1, on page 10. It is recommended that this fuse be changed to a 12 Amp fuse for motors rated 7.5 Amps
DC or less. Fuse each conductor that is not at ground potential.
1.6 Plug-In Horsepower Resistor® and Armature Fuse – It is required that a Plug-In Horsepower Resistor®
and Armature Fuse be installed. These are supplied separately in a kit which is based on motor horsepower
and voltage. Select the correct kit as described in Section 9, on page 21.
1.7 Trimpot Settings – All trimpots have been factory set for most applications, as shown in Figure 1, on page
10. The trimpots may be readjusted, as described in Section 11, on page 24.
1.8 Diagnostic LEDs – After power has been applied to the control, observe the LEDs to verify proper control
operation, as described in Section 12, on page 28.
1.9 Auxiliary Heat Sink (Catalog No. BC143) – Extends the horsepower rating of the control to 1.5 HP for
controls with 90 Volt DC output and 3 HP for controls with 180 Volt DC output.
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