Thermo King CSR Series User Manual

AFAM System & AFAM+
172
4. Press F2 key to toggle between “OFF”,
“DEMAND” and “UNITS”.
• Off: Vent door closes. AFAM Delay,
AFAM Rate, O
2
Min and CO
2
Max
settings become blank (“--”).
• Demand: Controller uses the O
2
and CO
2
gas levels to adjust the vent door position.
AFAM Rate setting becomes blank.
• Units: Controller uses the fresh air
exchange rate to adjust the vent door
position. O
2
Min and CO
2
Max settings
become blank.
5. With “DEMAND” in the menu line, press and
hold F4 key until cursor stops flashing.
“DEMAND” now appears in display.
6. Press ESC key to exit the Setpoint screen
Changing the AFAM Delay
NOTE: The fresh air exchange time delay
should be established by the shipper.
The AFAM delay setting keeps the fresh air vent
closed for a preset time when the unit starts. This
allows faster product temperature pull-down. The
AFAM delay can be set from 1 to 72 hours in
1-hour increments.
NOTE: During unit startup, the AFAM Delay
prevents the AFAM door from opening until the
delay times out or the container temperature is
in-range. The AFAM delay prevents the AFAM
door from opening due to the AFAM Rate, O
2
or
CO
2
system settings.
1. Press the S
ETPOINT key. The Setpoint menu
appears with the cursor in the “TEMP SETP”
line.
2. Press F2 key to scroll to “AFAM DELAY”
line. The current setting (“0”) appears in the
display.
3. To enter a new time delay, press the F4 key.
An Enter Arrow appears in the menu line and
the current time delay disappears.
4. Enter (type) the new time delay in the LCD
display using the general purpose keypad: 1 to
72 hours. The cursor moves to the right of the
screen as each key entry is acknowledged and
displayed.
5. Press and hold the F4 key until the cursor
stops flashing. The new time delay is recorded
in the controller and appears in the LCD
display.
6. Press ESC key to exit the Setpoint screen.
Changing the O
2
Minimum Setting
NOTE: The minimum O
2
rate should be
established by the shipper.
The O
2
rate sets the desired O
2
level in the
container when a gas sensor unit is installed. The
actual AFAM door position is based on the O
2
level, CO
2
level and AFAM delay.
1. Press the S
ETPOINT key. The Setpoint menu
appears with the cursor in the “TEMP SETP”
line.
2. Press F2 key to scroll to “O
2
” line. The current
rate and units (e.g. “0%”) appears in the
display.
3. To change the rate, press the F4 key. An Enter
Arrow appears in the menu line and the
current rate disappears.
4. Enter (type) the new rate in the LCD display
using the general purpose keypad: 0 to 21%.
5. Press and hold the F4 key until the cursor
stops flashing. The new rate is recorded in the
controller and appears in the LCD display.
WARNING: The vent door and motor
actuator arm move immediately again
when the a delay is entered. Keep hands
and tools away from the air exchange
system components to prevent personal
injury or unit damage.
WARNING: The vent door and motor
actuator arm may move immediately again
when the a rate is entered. Keep hands and
tools away from the air exchange system
components to prevent personal injury or
unit damage.

Thermo King CSR Series Specifications

General

Brand	Thermo King
Model	CSR Series
Category	Refrigerator
Language	English