2--1
©
2012 Mobile Climate Control
T-353 Rev. 01/2013
SECTION 2
OPERATION BT324 CONTROLLER
2.1 STARTING, STOPPING AND OPERATING INSTRUC-
TIONS
The BT324
Digital Display is marked with
international symbols (See Figure 3-1).
Before starting, electrical power must be available
from the bus power supply.
A fuse located in the battery compartment passes
power for the clutch, evaporator and condenser
assemblies.
2.1.1 Starting
a. If the engine is not running, start the engine.
b. When the 12VDC power is applied, the driver dis
play will illuminate and show return air set point.
Press the A/C key (Item 5 Figure 3-1) on the dis
play to trigger the start up sequence.
c. After the pre-trip inspection is completed, the
switches may be set in accordance with the desired
control modes.
2.1.2 Stopping
Toggling the A/C key (Item 5 Figure 3-1) on the
display again will stop the system operation.
2.2 PRE-TRIP INSPECTION
After starting system, allow system to stabilize for ten
to fifteen minutes and check for the following:
a. Listen for abnormal noises in compressor or fan
motors.
b. Check refrigerant charge. (Refer to section 4.7.1 )
1
10
9
8
7
6
5
4
3
2
Figure 3-1 BT324 Controller
KEYS
1.
Plus Key
2.
Minus Key
3.
Recirculate/Fresh Air Key
4.
Blower Control Key
5.
Automatic Climate Control (A/C)
LEDS
6.
Display
7.
Fresh Air Operation (Green)
8.
Manual Blower Control 'ON' (Green)
9.
Heating Mode (Green)
10.
Malfunction Light (Red)
Summary of Contents for 68AC430-100
Page 1: ...OPERATION SERVICE for 68AC430 100 REV 01 2013 T 353 Manual T 353 2012 Mobile Climate Control...
Page 30: ...5 2 2012 Mobile Climate Control T 353 Rev 01 2013 98 67037 00 Figure 5 2 Evaporator Motors...
Page 31: ...5 3 2012 Mobile Climate Control T 353 Rev 01 2013 98 67037 00 Figure 5 3 Condenser Motors...
Page 33: ...5 5 2012 Mobile Climate Control T 353 Rev 01 2013 98 67037 00 Figure 5 5 BT324 Control Circuit...