Hi-Velocity 40120100052 설치 지침 매뉴얼 - 페이지 2

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HE to HE-B-52 Air Handler Control Box Upgrade Installation

IMPORTANT -

Before you begin, ensure input voltage of WEG Controller matches line input voltage to air handler.

Fig. 1 - 52 Series Air Handler

3. Unbolt the two blower housing bolts from the

air handlers center plate, using a 7/16" wrench.

(Fig. 3)

4. Remove motor/blower module from air handler

by sliding it out. (Figs. 4a, 4b)

5. Unplug motor plug from control board. Remove

motor ground wire (green/yellow) from the bolt

connecting it to the controls plate. (Figs. 5a, 5b)

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1. Turn off power to the air handler, and allow 5 minutes for power stored in

capacitors to dissipate. Remove large access door from air handler. (Fig. 1)

2. Unplug all thermostat and power wired connections from air handler, in

order to remove motor/blower module. (Figs. 2a, 2b)

Large

Access Door

-2-

Module HEB-52 WEG

Circuit Box Installation (2/6)

Fig. 2a

Fig. 3

Fig. 4a

Fig. 5a

Fig. 2b

Fig. 4b

Fig. 5b