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Troubleshooting
4-15
NovaJet 800 Series Service Manual
Symptoms Possible cause Solution
Table 4-1. Troubleshooting Table (cont).
• color calibration perform Color
needed Calibration
• deadband perform Deadband
calibration needed Calibration
(in bidirectional
printing mode)
• debris or clean slide shaft
lubrication on
slide shaft
• leaks or bubbles 1) reseal/prime ink
in ink delivery delivery lines on
lines both sides
2) replace ink
delivery lines
• dirty encoder clean encoder strip
strip
•outrigger replace outrigger
bushings worn bushings
• carriage replace carriage
bushings worn bushings
• drive belt worn replace drive belt
• drive belt replace frame
slipping on idler tensioner, spring,
or idler
• vacuum fan not replace fan
operating assembly