![background image](http://html1.mh-extra.com/html/carrier/vector-1800-mt/vector-1800-mt_operation-and-service-manual_2564194224.webp)
62-11039
7-93
Alarm
NO.
Steps
ALARM / CAUSE
CORRECTIVE ACTION
P185 C3 CHECK EVAP FAN MOTOR (Continued)
5.
Check Evaporator High Temperature Switch (2EVHTS)
a. Inspect for open 2EVHTS per wiring
diagram
If open, replace switch as required
6.
Check Amp Draw of 3EVCON Heater Circuit
a. Use a clamp on ammeter to check the
current draw of all 3 legs.
Must be within range shown in Section 2.13 for all three
legs.
7.
Check Heater Elements
a. Check heater elements
No visual physical damage
No blockage due to debris
Remove and replace if required
460
8.
Check Heater Element Plugs And Connections
460
VAC
CIR-
a. Disconnect heater element plug
Heater resistance per Section 2.13
Remove and replace heaters if required
CIR
CUIT
b. Inspect
plugs,
plug
seal
and
connectors.
No corrosion, water damage or burning/discoloration
Remove and replace if required
9.
Verify Accuracy of AC Current Sensor
a. Disconnect heater element plug
Heater resistance per Section 2.13
Remove and replace heaters if required
b. Inspect
plugs,
plug
seal
and
connectors.
No corrosion, water damage or burning/discoloration
Remove and replace if required
10.
Check Heater Wiring
a. Use a clamp on ammeter to check the
total current draw
Compare to Unit Data
b. If no fault was found in previous tests Remove and replace contactor
Summary of Contents for VECTOR 1800 MT
Page 1: ......
Page 2: ...OPERATION SERVICE MANUAL for VECTOR 1800 MT Trailer Multi Temp Refrigeration Units ...
Page 19: ...1 5 62 11039 1 3 SAFETY DECALS ...
Page 20: ...1 6 62 11039 62 03958 00 Heat Warning 62 03957 01 High Voltage 62 60280 00 Standby Safety ...
Page 21: ...1 7 62 11039 ...
Page 303: ...10 1 62 11039 ...
Page 310: ...10 8 62 11039 BASED ON ENGINEERING SCHEMATIC 62 60926 REV G NEXT SHT ...
Page 311: ...10 9 62 11039 FROM PREVIOUS SHT ...