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8
N
otes:
1
. Tighten terminal strip clamping screws to 2.5 in-
lbs. Breakage from over-torquing is not covered
under warranty.
2
. Use stranded copper conductors only. For supply
connections, use wires sized on the basis of 60°C
(140°F) ampacity and rated a minimum 90°C
(194°F).
3. Install disconnect for each control unit.
Fig. 3: Wiring Diagram
4
. For external building control or thermostat control,
remove wiring to J6 (CHF) connector and activate
with 12 to 28 VAC.