Specifications

FS-250 Installation and Operation Manual
27
Ground Wire Installation – P/N 600-149373
• Attach Ground Wire (P/N 600-149373) to inside of outer door using provided #6 nut
(P/N 950-220604).
• Attach Ground Wire (P/N 600-149373) to outside of inner door using provided #6 screw
(P/N 906-220604).
SYSTEM WIRING
Before connecting the field wiring, check the wiring for opens, shorts, grounds and stray
voltages.
WARNING
Damage may result if a high voltage insulation tester is used on wiring while connected to
the control panel.
Terminate the field wiring to the main board in accordance with the diagrams in System
Wiring Section and the system design documents
All wiring must be in accordance with local codes and the National Electrical Code. Use
only wire as described in Article 760 of the National Electric Code.
AC Supply Connection
Wire the AC supply to terminal block TB1 on the main board. The supply should originate
from a separate, fused circuit. It should be provided with a breaker or other means of
isolation.
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