7-26
62-11039
Alarm
NO.
Steps
ALARM / CAUSE
CORRECTIVE ACTION
38
CHECK HIGH SPEED RPM
•
TRIGGER–ON: Controller is set for low engine speed operation, and engine RPM are: Less than 1670, or greater
than 1900 for more than 60 seconds
•
UNIT CONTROL: Engine operation: alarm only. Standby operation: this alarm will not activate in standby
UNIT CONTROL: Engine operation: alarm only. Standby operation: this alarm will not activate in standby
operation.
•
RESET CONDITION: Auto Reset if controller is set for high speed operation and RPM is between 1670 and 1930
for 60 seconds or change unit to standby operation or alarm may be manually reset via keypad or by turning the unit
off, then back on again.
NOTE: Follow the steps below until a problem is found. Once a repair or correction has been made, the active alarm
should clear itself (see reset condition above). Operate the unit through the appropriate modes to see if any active
alarm occurs. Continue with the steps below as necessary.
1.
Verify That Correct Model Number Is Selected
a. Compare model number from unit I.D.
label and model number in Micro Data
List.
The model numbers must be the same.
2.
Check Speed Solenoid Linkage
a. Check speed solenoid plunger
Must move in and out freely
b. Check engine speed arm & linkage
Must move freely
3.
Force High Speed Operation
(See Note 6)
a. Change setpoint if necessary to more
than 10
°
F (5.6
°
C) away from setpoint.
Controller will call for High Speed operation.
b. Check operation of Speed Relay
LED 27 must be ON
c. Check voltage to speed solenoid
Must be 12--14 VDC
4.
Check Speed Circuit
a. Inspect harness & control box
connector pins & terminals (See
wiring schematic)
No physical damage to harness.
No damaged or corroded pins or terminals
b. Check resistance of speed solenoid
Refer to Section 2.14
c. Check amp draw of speed solenoid
Refer to Section 2.14
5.
Check Engine RPM
a. Check actual engine RPM using hand
held tachometer
Refer to Section 2.9
Adjust engine linkage setting as needed.
b. Compare actual RPM with those
shown on display
Both readings within
±
50 RPM
6.
Check Engine Air–intake System
a. Check air filter indicator
Flag must not be visible.
b. Inspect air intake system
Hoses & tubes in good condition.
No kinks or restrictions
7.
Check Engine Exhaust System
a. Inspect the exhaust system
Must be clear and unobstructed
Содержание VECTOR 1800 MT
Страница 1: ......
Страница 2: ...OPERATION SERVICE MANUAL for VECTOR 1800 MT Trailer Multi Temp Refrigeration Units ...
Страница 19: ...1 5 62 11039 1 3 SAFETY DECALS ...
Страница 20: ...1 6 62 11039 62 03958 00 Heat Warning 62 03957 01 High Voltage 62 60280 00 Standby Safety ...
Страница 21: ...1 7 62 11039 ...
Страница 303: ...10 1 62 11039 ...
Страница 310: ...10 8 62 11039 BASED ON ENGINEERING SCHEMATIC 62 60926 REV G NEXT SHT ...
Страница 311: ...10 9 62 11039 FROM PREVIOUS SHT ...