Carrier XCT Series, Installation And Owner'S Manual

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Electrical Wiring
(5) Description of jump wire:SW08 (1:ON, 2:OFF)
J1 fix air volume 1 normal mode(default)
0 Air volume is fixed at high speed(for duct type)
J2 Run at Mid speed
when Hi Speed is selected
1 normal mode(default)
0 Run at Mid speed when Hi Speed is selected
J3 Quiet running mode 1 normal mode(default)
0 Quiet running mode
J4 This Indoor has highest priority 1 normal mode(default)
0 This Indoor has highest priority(the target degree of superheat
reduce 1 degree when Tao is between 10 and 43 degree)
J5 Indoor and outdoor 90 meters
drop selection
1 normal mode(default)
0 high drop
J6 reserved -- --
J7 indoor installation
height selection
1 normal mode(default)
0 Above 2.7m, uses next higher fan speed (indoor fan speed improve
1 grade)
J8 twin energy source 1 normal mode-TES is unavailable (default)
0 TES is available
Note: 0 indicates disconnection, 1 indicates short circuit.
Default position:
SW01: depend on unit capacity CN41, CN42, CN43: open circuit.
CN44: open circuit except of floor ceiling unit SW07: all ON J1-J8: all ON.
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