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5.2.4 Component Test Mode
Component Test Mode allows the technician to energize individual circuits for 5 minutes at a time.
The unit is not allowed to start when the System is in Component Test Mode. Instructions for entering the
Component Test Mode are provided in Figure 5.5.
1. Enter the Technicians Menu, highlight COMPONENT TEST MODE and then press the “=” key as described
in Figure 5.1.
Figure 5.5 Component Test Mode
2. The following tests are available. To scroll through the tests press the ▲ or ▼ key. The tests will highlight as
the list is scrolled. The available tests include:
• Buzzer (MM ground @ 3MM-15)
• LIV (MM output @ 3MM-5)
• Heater Contactor 1 (2CCB output @ 2CCB-24)
• Heater Contactor 2 (2CCB output @ 2CCB-13)
• Evaporator Motor Contactor1 (2CCB output @ 2CCB-01)
• Power Supply Contactor (1CCB output @ 1CCB-13
• Power Supply Contactor 2 (1CCB output @ 1CCB-01
• Compressor Motor Contactor 1 (2CCB output @ 2CCB-02
• Condenser Fan Contactor 1 (1CCB output @ 1CCB-02)
• Condenser Fan Contactor 2 (1CCB output @ 1CCB-03)
3. With the desired test highlighted, press the “=” key. For example, if BUZZER is selected, the buzzer will
come on, and “BUZZER OFF IN 5 MINUTES” will display. The minutes will count down to 0 at which time
the circuit will be de-energized, and the operator message panel will return to the test selection screen.
COMPONENT TEST MODE (1 OF 10)
BUZZER
BACK
EXIT
LIV
HEATER CONTACTOR 1
HEATER CONTACTOR 2
COMPONENT TEST MODE
CANCEL/
BUZZER 1 OFF IN 5 MIN
AMP DRAW: 0.6 AMPS
STOP
RESET
TIMER
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