Armstrong Air BCS2 Series 설치 지침 매뉴얼 - 페이지 9

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Connect ground wire to ground terminal marked "GND."

Replace the air handler access panel.

208-Volt Conversion

Disconnect all power supplies.

Remove the air handler access panel.

Move the 2 connected black transformer leads from the

240-volt terminal on the transformer to the 208-volt

terminal on the transformer. See "Wiring Diagram –

Electric Heat and Blower."

Make Electrical Connections – Models With

Factory-Installed Electric Heat

Determine the number of circuits needed to supply the

heater with electrical power (1, 2, or 3 circuits). See the

air handler Accessory Kit label for number of circuits

and ratings.

Disconnect all power supplies.

Knock out the correct number of knockouts (1, 2, or 3),

and install UL listed wires and fittings.

Connect appropriate size wire to the circuit breaker

terminals. If circuit breakers are not provided, a terminal

block is provided.

Connect green ground wire(s) (1, 2, or 3) to ground

terminal(s) (1, 2, or 3) marked "GND."

Connect to Circuit Breaker

NOTE: There are 2 ground terminals marked "GND" shown here.

There may be 1, 2 or 3 ground terminals depending on the

number of circuit breakers.

Install conduit-opening plugs in any unused openings.

If circuit breakers or pull disconnects are used, the front

panel knockouts will need to be removed.

Reinstall the air handler blower access panel.

Reconnect power.

10. Dispose of/recycle all remaining parts.