Carrier 69NT40-561-300, Operation And Service Manual

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T-365 7–30
TP 1 - Not used in this application.
TP 2 - Enables the user to check if the high pressure switch (HPS) is open or closed.
TP 3 - Enables the user to check if the water pressure switch (WP) contact is open or closed.
TP 4 - Enables the user to check for power availability to the DUV contact TD.
TP 5 - Enables the user to check if the internal protectors for the evaporator fan motors (IP-EM1 or IP-EM2) are
open or closed.
TP 6 (IF EQUIPPED) - Enables the user to check if the controller liquid injection valve relay (TQ) is open or closed.
TP 7 - Enables the user to check if the controller economizer solenoid valve relay (TS) is open or closed.
TP 8 - Not used in this application.
TP 9 - The chassis (unit frame) ground connection.
TP 10 - Enables the user to check if the heat termination thermostat (HTT) contact is open or closed.
Figure 7.21 Controller Section of the Control Box
7.24.3 Controller Programming Procedure
CAUTION
!
The unit must be OFF whenever a programming card is inserted or removed from the controller
programming port.
1. Turn unit OFF, via start-stop switch (ST).
2. Insert software/programming PCMCIA card containing the following (example) files into the programming/
software port. (See Figure 7.21 ):
menuDDMM.ml3, this file allows the user to select a file/program to upload into the controller.
cfYYMMDD.ml3, multi-configuration file.
3. Turn unit ON, via start-stop switch (ST).
Controller Software
Programming Port
Mounting Screw Controller
Test
Points