FORM 150.72-NM1 (1020)
45
JOHNSON CONTROLS
4
FIG. 10 – CONTROL WIRING INPUTS
USER CONTROL WIRING INPUTS
It is possible that multiple sources
of power can be supplying the unit
power panel. To prevent serious in
-
jury or death, the technician should
verify that NO LETHAL VOLTAGES
are present inside the panel AFTER
disconnecting power, PRIOR to work
-
ing on equipment.
The unit evaporator heater uses
120VAC. Disconnecting 120VAC
power from the unit, at or below freez
-
ing temperatures, can result in dam
-
age to the evaporator and unit as a
result of the chilled liquid freezing.
LD13130
XTBC1
A-
A+
14
13
50
13
21
13
20
13
19
13
18
13
51
13
INTERNAL WIRING TO OPTIONAL REMOTE TEMP. RESET BOARD
FLOW SWITCH
REMOTE UNLOAD STEP 1
PWM REMOTE TEMP RESET
INTERNAL WIRING TO 2-KCR CONTROL RELAY
INTERNAL WIRING TO 1-KCR CONTROL RELAY
REMOTE START / STOP
All externally supplied contacts must
be capable of switching 24 VDC / 115
VAC. Gold contacts are recommended.
If supplied contacts are from a Relay
/ Contactor (Inductive Load), the coil
of the Relay / Contactor must be sup
-
pressed. Typical suppressor is P/N
03100808000.
WIRING FOR OPTIONAL REMOTE TEMP RESET (4-20 MA, 0-10VDC)
Summary of Contents for YORK Tempo YLAA Series
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Page 85: ...FORM 150 72 NM1 1020 85 JOHNSON CONTROLS 5 5 LD13901...
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Page 89: ...FORM 150 72 NM1 1020 89 JOHNSON CONTROLS 5 5 LD13232...
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Page 92: ...JOHNSON CONTROLS 92 FORM 150 72 NM1 1020 Technical Data WIRING LD13238 FIG 22 WIRING...
Page 93: ...FORM 150 72 NM1 1020 93 JOHNSON CONTROLS 5 5 LD13239...
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Page 191: ...FORM 150 72 NM1 1020 191 JOHNSON CONTROLS 10 NOTES...
