Thermo King CRR-40 119, Руководство пользователя

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MP-3000a Controller
81
P1.13 Capacity Test 3
Activated 10.2A
10.1A 10.2A
KVQ valve is almost closed (set to -3 C). With
condenser fan ON, compressor ON and evaporator
fans on high speed; alarm is recorded if temperature
difference exceeds:
• CRR40: 1.5 C (2.7 F)
• CRR20: 3.0 (5.4 F)
• CRR40SL: 3.0 C (5.4 F)
24 4 Minutes
(5 Minutes
on CRR20)
P1.14 Heat Test
Activated
7.9A 7.9A 7.9A
With heaters ON and evaporator fans on high speed,
alarm is recorded if supply temperature is not at least
0.4 C (0.7F) above the return air temperature. 27 4 Minutes
P1.15 Evaporator
Temperature
Test Activated
KVQ valve is fully opened. With condenser fan ON and
compressor ON, evaporator fans are turned OFF. The
evaporator coil temperature must decrease to approx.
-15 C 9+5 F), depending on the return air temperature. 25 5 minutes
Maximum
P1.15 Evaporator
Temperature
Test Activated
3.2A 3.1A 3.2A
“PT1 Part 1 End” is recorded in PTI log. Return/supply
air temperature difference from tests P1.11, P1.12,
P1.13 and P1.14 are recorded in PTI log. Condenser
fan and compressor stop. Evaporator fans start and
operate on high speed. None 5 Minutes
P1.15 Evaporator
Temperature
Test Activated
7.9A 7.9A 7.9A
If return air temperature is below 5C (41F), evaporator
fans operate on high speed and heaters turn ON. Unit
operates until return air temperature is above 5C (41F). None 120
Minutes
Maximum
Supply
Temp.
Running PTI
Setpoint: 0C
(32F)
Unit operates in normal cool mode with 0C (32F)
setpoint. When supply air temperature decreases to
setpoint, “Chill Arrival” temperatures are recorded in
PTI log. 23 120
Minutes
Maximum
Supply
Temp.
Running PTI
Setpoint: 0C
(32F)
Unit operates in normal mode with 0C (32F) setpoint
for 30 minutes after previous test is completed. At the
end of 30 minutes, “Chill End” temperatures are
recorded in PTI log. None 30 Minutes
Return
Temp.
Defrost Activated
4.5A 4.4A 4.5A
Defrost is initiated. Defrost terminates when evaporator
temperature increases to 18C (65F). 20 90 Minutes
Maximum
Return
Temp.
PTI Running
Setpoint: -18C
(0F)
Unit operates in normal mode with -18C (0F) setpoint.
When return air temperature decreases to setpoint,
“Frozen Arrival” temperatures are recorded in PTI log.
If unit is configured with humidity sensor, relative
humidity must be between 20% and 95% or a Humidity
Sensor alarm is recorded and stored in the PTI log.
“PTI End” is recorded in the PTI log. A Trip Start is
automatically activated.
Current load port, discharge port, comment and USDA
entries are cleared from controller memory.
Alarms (if any) are cleared from data logger. However,
alarms (if any) remain in alarm list as not active until
acknowledged.
22, 60 180
Minutes
Maximum
Return
Temp.
PTI PASS: Press
(any) Key
If alarms (errors) occurred during PTI test, LCD display
shows PTI FAIL. Press any key to clear display.
Unit will remain OFF unit any key is pressed again.
None -
CRR Full Pretrip (PTI Test Procedure)