Thermo King 098203, Maintenance Manual

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Main Menu
91
4. Repeat step 3 until all required components are on. For example, to operate unit in Full Cool mode,
start the following components:
• Condenser Fan
• Compressor
• Capacity 100 percent
• Evaporator High or Low
5. Observe current draw and system performance to verify component(s) performance.
6. Press the
F4
ENTER KEY
again to turn off components individually. Or press the
F1
key to exit Manual
Function Test menu and turn all components off.
Press the F1 key to exit the Manual Function Test submenu.
Figure 84: PTI, Brief PTI, Function Tests
Display* Description Possible
Alarms
Duration
(Time)
PTI Brief
PTI
Function
Test
PTI START
Activated
0.1A 0.0A 0.1A
Event Log for PTI begins.
Awaits phase selection, and
surveillance to start up.
All alarms are turned off. Alarm
list is cleared.
All relays are turned off and air
vent are closed. 18 1 to 100
seconds
X X X
SENSOR TEST
Activated
0.1A 0.0A 0.1A
Testing sensor interface, All
sensors must have values within
their measuring range.
00, 01, 02,
03, 04, 05,
32, 33, 34,
35, 60, 97,
98, 120,
121, 123
Instant X X X
EVAP FAN LOW
SPEED TEST
SUP RET EVA
5.1C 5.0C 5.1C
1.1A 1.0A 1.1A
With evaporator fan on low
speed, amp draw is measured
and compared to the expected
amp draw, in respect to voltage
and frequency:
• /
40’SL:
1.0 Amps approx. at 50 Hz,
1.0 Amps approx. at 60 Hz
• 20’SL:
1.5 Amps approx. at 50 Hz,
1.5 Amps approx. at 60 Hz
Amperes are recorded in the PTI
log.
14, 15 5 seconds X X X