Thermo King CSR Series User Manual

MP-3000 Controller
87
P1.17
Capacity Test 3
Activated
11.2 A 11.1 A 11.2 A
Stepper valve is almost closed (set to 250
value). With condenser fan on,
compressor on liquid injection on, bypass
valve on and evaporator fans on high
speed, alarm is recorded if temperature
difference exceeds:
• CSR40: 1.5 C (2.7 F)
• CSR20SL and CSR40SL: 3.0 C (5.4 F)
24
4 Minutes
(5 Minutes
on CSR20)
P1.18
Heat Test
Activated
7.3 A 7.2 A 7.3 A
With heaters on and evaporator fans on
high speed, alarm is recorded if supply
temperature is not at least 0.4 C (0.7 F)
above the return air temperature. Test
duration is extended 1 minute if
necessary.
27 4 Minutes
P1.19
Evaporator Temperature Test
Activated
12.3 A 12.1 A 12.3 A
Stepper valve is set to 50% capacity. With
condenser fan on, compressor on, and
liquid injection valve on, evaporator fans
are turned off. The evaporator coil
temperature must decrease to approx. -15
C (+5 F), depending on the return air
temperature.
25
5 Minutes
Maximum
P1.21
PTI Part 1 End
2.4 A 2.3 A 2.4 A
“PTI Part 1 End” is recorded in PTI log.
Return/supply air temperature difference
from tests P1.15, P1.16, P1.17 and P1.18
are recorded in PTI log. Condenser fan
and compressor stop. Evaporator fans
start and operate on high speed.
None 5 Minutes
P1.22
Pre-Heat
Activated
7.9 A 7.9 A 7.9 A
If return air temperature is below 5 C
(41 F), evaporator fans operate on high
speed and heaters turn on. Unit operates
until return air temperature is above 5 C
(41 F).
None
120 Minutes
Maximum
Supply
Temp.
PTI Running
Setpoint: 0 C (32 F)
Unit operates in normal Cool mode with
0 C (32 F) setpoint. When supply air
temperature decreases to setpoint, “Chill
Arrival” temperatures are recorded in PTI
log.
23
120 Minutes
Maximum
Supply
Temp.
PTI Running
Setpoint: 0 C (32 F)
Unit operates in Normal mode with 0 C
(32 F) 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
4.5 A 4.4 A 4.5 A
Unit operates in Normal mode with -18 C
(0 F) setpoint. When return air
temperature decreases to -18 C (0 F),
defrost is initiated. Defrost terminates
when evaporator temperature increases
to 18 C (65 F).
20
90 Minutes
Maximum
CSR Pre-trip (PTI) Test Procedure (Continued)
LED
Display
(Test No.)
LCD Display
(Shows Approx. Amps for
460V, 60 Hz Unit)
Test Description
Possible
Alarms
Duration
(Time)

Thermo King CSR Series Specifications

General

Brand	Thermo King
Model	CSR Series
Category	Refrigerator
Language	English