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HP DesignJet T730

HP DesignJet T730
620 pages
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Priming motor assembly
3. If a dierent system error is displayed then the call agent should perform the applicable
troubleshooting procedure.
Onsite troubleshooting and solution (service engineer)
1. Switch the power o and disconnect the power cord. Reconnect the power cord and power on
the printer.
2. Remove the covers and check that the cable of the Prime Pump is connected to the Pump and
Print Bundle PCA and it is not damaged. Check also for disconnected air tubes, from Prime
pump up to carriage coupling
IMPORTANT: If the cable is not connected then reconnect it, and power on the printer again
to check whether the error has disappeared.
IMPORTANT: If the cable is damaged then order a Cable Service Kit:
Cables Sk
3. Replace the Pump motor, see Prime Pump on page 340.
Prime pump
4. Replace the Print bundle PCA, see Bundle Board on page 406.
System error: 0021-0161
Problem description: Priming motor or electrical failure
Other potential parts
associated:
Print Bundle PCA
Corrective action: How to solve. Remote troubleshooting (call agent)
1. Switch the power o and disconnect the power cord. Reconnect the power cord and power on
the printer.
2. If the issue persists, the call agent should arrange a service engineer visit to change the
Priming motor, and follow the Onsite troubleshooting below:
Priming motor assembly
3. If a dierent system error is displayed then the call agent should perform the applicable
troubleshooting procedure.
Onsite troubleshooting and solution (service engineer)
1. Switch the power o and disconnect the power cord. Reconnect the power cord and power on
the printer.
2. Remove the covers and check that the cable of the Prime Pump is connected to the Pump and
Print Bundle PCA and it is not damaged.
IMPORTANT: If the cable is not connected then reconnect it, and power on the printer again
to check whether the error has disappeared.
IMPORTANT: If the cable is damaged then order a Cable Service Kit:
Cables Sk
3. Replace the Pump motor, see Prime Pump on page 340.
82 Chapter 2 Troubleshooting ENWW

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