ZOLL X Series Advanced

Preventive Maintenance Procedure

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Asset Type

Defibrillator

Manufacturer

ZOLL

Model

X Series Advanced

Manual Reference

ZOLL X Series Advanced Operator's Guide, document 9650-005355-05 Rev. D, Chapter 26; and ZOLL X Series Service Manual, document 9650-001356-01 Rev. J, Chapter 1. Confirm the installed hardware, software, licensed options, regional configuration, and latest ZOLL documentation before testing.

Manufacturer Recommendation / AEM Status

Manufacturer-listed schedule

AEM note

This workflow follows the manufacturer's daily/shift, regular operational-test, and annual service framework. Any facility interval that changes the manufacturer schedule, or omission of an applicable test, must be supported by the facility's approved AEM program, risk assessment, service history, regulatory requirements, and current ZOLL instructions. Defibrillation, synchronized cardioversion, pacing, alarms, and leakage-current tests are safety-critical and must not be skipped merely because an option is used infrequently.

What This PM Procedure Covers

This procedure covers device identity and service history, physical condition, batteries and external power, readiness and operational checks, treatment records, ECG, defibrillation, synchronized cardioversion, pacing, NIBP, EtCO2, installed monitoring options, communications and feedback options, leakage current, final readiness, and CMMS documentation. Perform only tests applicable to the unit's installed options, but document every omitted test as not equipped or not applicable.

Required Tools and Equipment

Step-by-Step PM Procedure

1. Remove the Unit From Clinical Use

Action: Confirm the defibrillator is not connected to a patient, provide a replacement clinical unit, disconnect disposable patient accessories, and follow facility cleaning and infection-control requirements.

Expected outcome: The X Series Advanced is safely controlled for testing and a ready replacement is available.

2. Verify Identity, Configuration, and History

Action: Record asset tag, serial number, software version, installed monitoring and therapy options, location, battery identity, and service-manual revision. Review readiness logs, self-test results, event logs, prior repairs, open corrective work, recalls, and current ZOLL service communications.

Expected outcome: The device is correctly identified and all applicable tests, updates, and follow-up actions are known.

3. Inspect the Complete System

Action: Inspect the enclosure, handle, display/touchscreen, selector and keys, indicators, speaker openings, printer, labels, seals, vents, battery bay and contacts, power inlet and supply, USB and communication ports, patient connectors, cables, strain reliefs, therapy cable, pads connector, paddles, sensors, cuffs, hoses, mounting hardware, and carrying accessories. Clean only as permitted by the operator guide.

Expected outcome: The system is clean, complete, securely assembled, correctly labeled, and free of cracks, contamination, corrosion, fluid entry, loose parts, obstructed vents, bent pins, exposed conductors, and damaged accessories.

4. Check Batteries and External Power

Action: Inspect the SurePower II battery and charger status, confirm the pack is seated and recognized, operate on battery and approved external power, verify charging indications, and check power transfer without an unintended shutdown. Rotate and recharge packs according to the operator guide; do not leave a depleted pack uncharged for more than 14 days.

Expected outcome: The unit powers reliably from each intended source, recognizes and charges the battery, transfers power normally, and shows no battery or power fault.

5. Verify Readiness and Built-In Operation

Action: Check the readiness indicator and startup/self-test status. Perform the current operator checkout and all service-menu operational tests required by the Rev. J annual checklist, including controls, touchscreen/display, LEDs, audible indicators, printer, battery, fan, and USB functions as applicable.

Expected outcome: The readiness indicator shows the ready condition, startup completes without an unresolved fault, and every applicable operational test passes.

6. Verify Treatment Records and Printing

Action: Create representative test events, verify the treatment summary/report and code markers, print a record, and confirm storage/export behavior required by facility policy.

Expected outcome: Events are time-stamped and recorded correctly, printed output is legible, and required records can be retrieved or exported.

7. Test ECG, Heart Rate, and Alarms

Action: Connect a calibrated ECG simulator and test all supplied 3-, 5-, and 12-lead cables and lead selections as applicable. Verify waveform quality, lead-off response, displayed rate, alarm limits, visual/audible alarms, and 12-lead acquisition.

Expected outcome: ECG channels and cables display the simulated signal accurately, lead faults are detected, and heart-rate alarms activate and clear correctly using current service-manual criteria.

8. Test Defibrillation and Disarm

Action: Connect the therapy cable or paddles to a calibrated analyzer using approved adapters. Complete the Rev. J shock test at every specified energy point, verify charge time, selected and delivered energy, shock controls and indicators, and the charged timeout/internal-disarm sequence. Never discharge into an open circuit or unauthorized load.

Expected outcome: The unit charges, announces readiness, delivers energy within the current service-manual tolerance, records the event, and disarms safely when commanded or timed out.

9. Test Synchronized Cardioversion

Action: Apply the specified ECG signal, enable Sync, verify R-wave markers, charge, and measure the R-wave-to-shock delay with the analyzer using the Rev. J procedure.

Expected outcome: Sync mode and markers behave correctly and shock timing meets the current service-manual limit.

10. Test External Pacing, If Equipped

Action: Use the analyzer and approved therapy cable to check the specified low- and high-rate/output test points, pulse amplitude, pulse width, demand behavior, controls, and pacing indicators. Do not judge clinical capture on a simulator.

Expected outcome: Pacer rate, current, pulse width, demand response, indicators, and alarms meet the Rev. J limits at every required test point.

11. Perform the Annual NIBP Tests, If Equipped

Action: Inspect the cuff, hose, connector, and pneumatic path. Perform the annual calibration check, leak test, inflation/deflation tests, and functional measurement test. At the service-manual 50 ±5 mmHg point, verify the primary transducer is within 3 mmHg and the safety transducer is within 4 mmHg; complete all other Rev. J points and limits without substitution.

Expected outcome: Both transducers meet calibration tolerance, the pneumatic system passes leak and timing requirements, and simulated measurements meet the current manual limits.

12. Perform the Annual EtCO2 Tests, If Equipped

Action: Confirm date/time, inspect the sampling connector and accessories, and complete the annual CO2 calibration check, calibration when required by the current instructions, and functional EtCO2 test using approved 5% CO2 gas and sampling hardware.

Expected outcome: Calibration/check completes successfully, the measured gas result meets the current manual range, and the capnogram and numeric reading respond normally without sampling faults.

13. Test Other Monitoring Options

Action: As equipped, complete the Rev. J annual tests for SpO2, SpCO, SpMet, IBP, and temperature using compatible calibrated simulators and the required cables/sensors. Exercise all installed channels and alarm functions.

Expected outcome: Every installed parameter and channel displays the applied value within the current service-manual tolerance and produces the expected alarm and disconnect response.

14. Test Communications and Advanced Options

Action: As configured, perform the service-manual tests for Wi-Fi/network communication, audio recording, Real BVM Help, CPR feedback, USB/export, and paddles. Confirm only the destinations and credentials approved by the facility.

Expected outcome: Installed communication, recording, ventilation-feedback, CPR-feedback, export, and paddle functions complete their prescribed tests without unresolved faults.

15. Perform Leakage-Current Testing

Action: Test the configured unit and applicable ECG, multifunction cable, external/internal paddles, and anterior/posterior therapy accessories at the installation line voltage and frequency using the current Rev. J method. Record normal-condition, single-fault, mains-on-applied-part, and earth-leakage results where the procedure requires them.

Expected outcome: Every measured value remains within the current ZOLL service-manual and facility limits.

16. Restore and Return to Service

Action: Remove test equipment, reinstall approved accessories and a charged battery, restore facility settings and network configuration, confirm date/time, clear only authorized test records, repeat the final readiness/startup check, and document readings, parts, corrective work, and disposition.

Expected outcome: The X Series Advanced is complete, clean, charged, configured, ready for immediate use, and either returned to service with traceable results or clearly removed from service.

Electrical Safety Testing

The Rev. J annual inspection includes leakage-current testing. Follow the current configuration-specific ZOLL setup, analyzer instructions, installation mains voltage/frequency, and facility electrical-safety policy. Do not carry forward numeric limits from an older manual revision without confirming they remain current.

Electrical-safety analyzer / serial / calibration due:
Result =

Protective-earth or ground resistance, if required by the current procedure or facility policy:
Limit used =
Result in ohms =
Pass / Fail =

ECG patient leakage:
Normal-condition limit / result =
Single-fault limit / result =
Mains-on-applied-part limit / result =
Pass / Fail =

Therapy accessory leakage:
Accessory tested =
Normal-condition limit / result =
Single-fault limit / result =
Mains-on-applied-part limit / result =
Pass / Fail =

Earth or chassis leakage, when required:
Limit / result =
Pass / Fail =

Pass / Fail Criteria

Pass

Remove From Service

Copy/Paste CMMS Work Order Procedure

This is emergency therapy equipment. Do not test it while connected to a patient, do not discharge it into an unauthorized load, and do not return it to service with an incomplete or failed safety-critical test.

Sources

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