MULTIQUIP DLW400ESA4 Operation Manuals page 57

Error Code
[1]
Low Lubricating Oil Pressure, below 0.98 MPa
E01
(Engine Shutdown/Warning Lamp ON)
High Jacket Water Temp., > (239 °F) 115° C
E02
(Engine Shutdown/Warning Lamp ON)
Insufficient Charge
E03
(Engine Shutdown/Warning Lamp ON)
E04 Engine Over-Speed (Engine Shutdown)
Starting Failure
E06
Engine Shutdown
A-Side PTR (IGBT) Overheat
E10
(Welding Shutdown/Self Recovery)
E13 A-Side Welding Overcurrent
E16 A-Side Current/Voltage Regulator Error
E17 A-Side Welding Regulator Error
B-Side PTR (IGBT) Overheat
E20
(Welding Shutdown/Self Recovery)
E23 B-Side Welding Overcurrent
E26 B-Side Current/Voltage Regulator
E27 B-Side Welding Regulator Error
E30 Idling Stop Regulator Error
Communication Error
E33
(Receiving Error At Display Board)
Communication Error
E34
(Receiving Error At Control Board)
IdS (blinking) Idling Stop Function Disabled
[1] : An error condition displayed with an asterisk (*) cannot always be corrected via simple inspection.
Please contact Multiquip Service Dept. or your MQ Service Dealer for assistance.
DLW400ESA4 WELDER/GENERATOR • OPERATION MANUAL — REV. # 0 (03/14/18) — PAGE 57
WELDER-GENERATOR — ERROR CODES
Table 27. Error Codes
Error Details Corrective Action
• Check oil level.
• Check oil pressure.
• Check coolant level (after machine has cooled down).
• Check air breathing and exhaust vents are not clogged.
• Check for thermal effect of any other machines.
• If engine is stopped due to lack of fuel or clogged filters, error code E03 will
be indicated, although no insufficient charge condition exists. (E01 may be
indicated due to decision timing of engine emergency circuit).
• Battery not charged, loose battery connections.
• Fan belt loose or broken.
• Engine speed too high, > 4140 rpm's. Reduce speed.
• Add fuel to engine. Set fuel cock to ON
• Inspect fuel tank and fuel filter for water or deposits.
• Check battery liquid level and charging level.
• Inspect fan belt for looseness.
• Check fuses F2 and F5.
• Check air breathing and exhaust vents are not clogged.
• Check for thermal effect of any other machines.
• Make sure side door is closed before operation.
• Allow for proper duty cycle. Reference Table 7.
• Inspect regulator movement and connections.
• Inspect, remove and test regulator for proper resistance.
• Check air and exhaust vents are not clogged.
• Check for thermal effect of any other machines.
• Make sure side door is closed before operation.
• Allow for proper duty cycle. Reference Table 7.
• Inspect regulator movement and connections.
• Inspect, remove and test regulator for proper resistance.
• Inspect regulator movement and connections.
• Inspect intergrated circuit (IC) and digtal meter (DM) board connections.
• Inspect intergrated circuit (IC) and control board (CB) connections.
• Check idle stop monitor status LED's