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SECTION 4
4-13 T-268-07
IfPre-Trip isinitiated during the 30minute timeperiod,
Pre-Tripwillbe allowedto runnormally. OncePre-Trip
is over, the controller will revert to its normal control
mode logic.
If ambient is warmer than -- 10.0_C, the system will run
its normal startup logic.
Arctic mode is configurable by using the configuration
variable #29, refer to Table 3-1.
CONTROL TRANSFORMER
= 18 Volt Energized Circuit = 24 Volt Energized Circuit = De- energized Circuit
Figure 4-5. Defrost