Samsung AM0 SERIES, Installation Manual

Page: 21 / 92

21
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Instal
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Power supply wiring with accessory electric heat kit
1. Before wiring work, you must turn off all power source.
2. Indoor unit power should be supplied through the breaker
(ELCB or MCCB+ELB ) separate from the outdoor power.
ELCB : Earth Leakage Circuit Breaker
MCCB : Molded Case Circuit Breaker
ELB : Earth Leakage Breaker
3. Only copper power cables should be used.
4. Remove the blower and control box access panel (door).
5. Install the cable connectors on the 7/8” diameter holes on the left side of
the control box.
6. Connect the included power pigtail leads with ring connectors (included
with heat kit) to 1(L) and 2(N) terminals located on the right side of the
control box.
7. Route the power pigtail leads through the control box opening pictured
below and route to the left side of the control box for connection to the
heat breakers in a later step.
Power conduit connection openings
8. Swing the hinged control plate outward exposing the back side of the control box. Remove the screws holding the electric
heat kit block off plate. Save the screws.
9. Carefully pass the accessory heating element through the rectangular opening in the discharge of the air handler and secure
the heating element with the screws from step 8. Heating element support rod must be seated in the hole on the opposite
side of the discharge.
10. Install the breakers at the front-left of the control box.
11. Connect the power pigtail leads that are connected to 1(L) and 2(N) to the bottom of the breakers.
12. Insert the power wires through the holes in the casing and through the cable connectors.
AM072TNZDCH_IM_DVM V-AHU_AA_EN_.indd 21 2020-02-14 오전 10:33:34