Plotter Repair Service History — Jacksonville, FL

Problem: HP DesignJet T520 24" (CQ890A) presented with poor print quality and sluggish carriage movement, prompting a cleaning and mechanical inspection.

Solution: Technician applied lithium grease to the carriage rod and performed a full cleaning. Inspection revealed a broken bottom cap on the right-side spindle causing the belt to slip off the gear; belt also showed significant wear. Full carriage belt kit replacement was recommended. Customer opted to repla

Problem: HP DesignJet Z5600 44" wide-format plotter was due for scheduled preventative maintenance at the Green Cove Springs facility.

Solution: Technician cleaned and oiled the carriage rail, inspected the encoder strip and carriage belt, ran a print head alignment, and verified output quality. Plotter was confirmed operating normally upon completion.

Problem: HP DesignJet T2300 wide-format plotter producing marks on prints. Subsequent diagnosis revealed error codes 42:10 and SE86:01, along with a loud abnormal noise during operation.

Solution: Technician diagnosed a broken rear belt attachment on the carriage assembly and a heavily fouled service station. Replaced carriage assembly (CH538-67044), service station (CH538-67040), and belt with tensioner (CH538-67018). Initial OEM belt was found chewed on edges at startup and returned; a repl

Problem: HP DesignJet Z6200 wide-format plotter at Saint Marys, GA location required line conditioning equipment to support stable operation.

Solution: Sourced and ordered three LC1200 Tripp Lite line conditioners for the HP DesignJet Z6200, with units shipped directly to the customer site.

Problem: HP DesignJet T630 24" (5HB09A) not recognizing loaded paper and displaying an error message.

Solution: Inspection revealed a metal clip lodged in the paper pathway. The clip was removed and all plotter functions were tested and confirmed operational.

Problem: HP DesignJet Z3200PS 44" throwing error 21:13. Ink buildup in the left-side spittoon and service station, starwheel assembly plate exhibiting excessive wobble, and broken media bin hinge on the left side.

Solution: Cleaned ink from service station plate and manually repositioned service station so carriage could park correctly. Oiled carriage rod and cleaned encoder strip. Replaced service station, left-side spittoon, starwheel lifter gear bushing set, and media bin hinge components. Cleaned interior ink depos

Problem: HP DesignJet 800 42" displaying error code 86:01 with a persistent paper jam warning despite no physical jam being present.

Solution: Technician found the carriage rod heavily coated with ink and the encoder strip fouled. Cleaned and oiled the carriage rod, cleaned the encoder strip, and cleaned the edge of the service station. Plotter returned to normal operation after servicing.

Problem: HP DesignJet T790 plotter halted at 94% initialization and produced a loud clicking noise on the right side.

Solution: Diagnosed dry ink buildup on printheads and service station as root cause. Original power supply showed char damage and was replaced with the correct CR647-67011 engine PCA and power supply assembly. Replaced service station and all HP 72 printheads (C9380A, C9383A, C9384A). Plotter completed boot,

Problem: HP DesignJet 800 24" reported ink carriage error and recurring paper jam error, preventing normal operation.

Solution: Technician inspected carriage assembly — no physical damage found; carriage moved freely when powered off but triggered a carriage cover check error on startup. Lubricated carriage shaft and cleaned encoder strip with no improvement. Replaced encoder strip (C7769-60183), belt (C7769-60182), and tens

Problem: HP DesignJet 800 42" throwing a paper jam error alongside an 81:01 paper motor failure code.

Solution: Diagnosed 81:01 error to a failed roller encoder sensor. Reseated cables to the paper encoder sensor and paper drive motor. Removed unit from surge protector and connected directly to wall outlet. Customer elected to replace the plotter rather than proceed with repairs.