Carrier NDK33BN0KB, Operation & Service Manual

Page: 215 / 270

62-61753-21 8-3
8.3 PRETRIP INSPECTION
The following pretrip inspection should be performed
before every trip and at each scheduled maintenance.
WARNING
Inspect battery cables for signs of wear,
abrasion or damage at every Pretrip in-
spection and replace if necessary. Also
check battery cable routing to ensure that
clamps are secure and that cables are not
pinched or chafing against any compo-
nents.
BEFORE STARTING ENGINE
Drain water from bottom of fuel tank
Drain water from water separator on fuel filter.
Check coolant level
Check condenser/radiator coil cleanliness
Check air cleaner and hoses
Check engine oil level
Check condition of water pump belt
Check battery fluid level (if applicable)
Check battery cables and terminals
Check evaporator coil for cleanliness
Check bulkhead and return air screen
Check all defrost water drains
Place in Continuous Run, and start unit.
IMMEDIATELY
AFTER STARTING ENGINE
Check fuel lines and filters for leaks
Check oil lines and filters for leaks
Check coolant hoses for leaks
Check exhaust system for leaks
Check condenser fan for proper airflow.
Check evaporator fan for proper airflow.
Check for unusual noises
PRETRIP
Initiate a PreTrip, refer to Section 3.4
List any Pre-trip Alarms
AFTER OPERATING UNIT
FOR 15 MINUTES OR MORE
Check refrigerant level
Check for proper temperature control
Check auto-start/stop operation
Initiate defrost and allow to terminate
Check engine speeds
OPERATE IN HIGH SPEED COOL
AND RECORD
(From Microprocessor Unit Data List)
SUCTION PRESSURE
DISCHARGE PRESSURE
EVAPORATOR PRESSURE
ENGINE COOLANT TEMPERATURE
RETURN AIR TEMPERATURE
SUPPLY AIR TEMPERATURE
AMBIENT AIR TEMPERATURE
DEFROST TERM TEMPERATURE
SUCTION LINE TEMPERATURE
EVAPORATOR OUTLET TEMPERATURE
COMP DISCHARGE TEMPERATURE
BATTERY VOLTAGE
DC CURRENT DRAW
ENGINE RPM
UNIT AC CURRENT #1
UNIT AC CURRENT #2
CSMV %
EXV %
SOFTWARE REVISION
CONTROL SERIAL #
UNIT MODEL #
DATALOGGER TIME & DATE
HOURS TO ENGINE MAINTENANCE
HOURS TO S/B MOTOR MAINTENANCE
HOURS TO UNIT MAINTENANCE
TIME LEFT TO PM1
TIME LEFT TO PM2
TIME LEFT TO PM3
TIME LEFT TO PM4
TIME LEFT TO PM5
FINAL
Review Functional Parameters
Download recorder data (if required)
Enter Trip Start in Micro (if desired)