Ingersoll-Rand 7120 Air Compressor User Manual


 
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7/120 (P425AWIR), 9/110 (XP375AWIR), 10/105 (HP375AWIR), 14/85 (VHP300AWIR),
7/170 (P600WIR), 10/125 (HP450WIR), 14/115 (VHP400WIR)
Symptom Problem Solution
Battery uses too much
Water
Cracked battery case. Check for moisture and replace as
necessary.
Defective battery. Test battery.
Battery charging rate too high. Test charging system.
Batteries will not charge Loose or corroded connections. Clean and tighten connections.
Sulfated or wornout batteries. See your authorized servicing
dealer.
Stretched polyvee belt or defective
belt tensioner.
Adjust belt tension or replace belts.
Starter will not crank PTO engaged. Disengage PTO.
Loose or corroded connections. Clean and tighten loose
connections.
Low battery output voltage. See your authorized servicing
dealer.
Faulty start circuit relay. See your authorized servicing
dealer.
Blown fuse Replace fuse.
Starter cranks slowly Low battery output. See your authorized servicing
dealer.
Crankcase oil too heavy. Use proper viscosity oil.
Loose or corroded connections. Clean and tighten loose
connections.
Entire electrical system
does not function
function
Faulty battery connection. Clean and tighten connections.
Sulfated or wornout batteries. See your authorized servicing
dealer.
Displaying Of Diagnostic Trouble Codes (DTCs)
Stored and active diagnostic trouble codes are output on the instrument panel according to the J1939
standard as a twopart code as shown on the tables in the Operating Instruction Section.
NOTE: The electronic instrument panel can
have communication problems that result in
Error Codes being shown on its LCD display
window.
The following Error Codes all indicate that there
is a communication error with the ECU.
Contact your servicing dealer for help in
correcting these codes:
EEError XXXXXEP
No Data
ACPErr
XXXXXBO
No Addr No Data
ACPErr XXXXXBR
BUSEP No Data