Stryker LIFEPAK 1000

Preventive Maintenance Procedure

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Asset Type

Defibrillator

Manufacturer

Stryker

Model

LIFEPAK 1000

Manual Reference

LIFEPAK 1000 Performance Inspection/Test and Calibration Procedure, Document 3205187 Rev K; PIP Checklist 3205187 Rev J; and applicable Operating Instructions 3205213.

Manufacturer Recommendation / AEM Status

The operator manual recommends a locally established inspection schedule based on use and operator familiarity; for rarely used units, weekly inspection is appropriate. Inspect and replenish after use and clean as required. The device performs automatic daily and monthly self-tests at approximately 03:00 when it is off with a battery installed.

Stryker's PIP checklist identifies annual and post-repair performance inspections. The closed-case PIP must be performed by authorized, technically knowledgeable personnel, includes all tests applicable to the configuration, and must follow any calibration. Apply stricter local requirements when applicable; changes to the manufacturer schedule belong under the facility's approved AEM program.

What This PM Procedure Covers

Required Tools and Equipment

Step-by-Step PM Procedure

1. Verify Identity and Configuration

Action: Record asset tag, serial/part number, software version, battery type, ECG-display/3-lead option, therapy cable, accessories, department, and 20-character configuration number. Preserve the original setup values.

Expected outcome: The device matches CMMS, applicable PIP steps are known, and configuration can be confirmed unchanged after testing.

2. Review History and Maintain Emergency Coverage

Action: Provide a verified replacement AED before removing the unit. Review use events, readiness/service symbols, battery replacements, self-test history, damage, previous PIP/TCP results, repairs, and diagnostic codes.

Expected outcome: Emergency response coverage remains available and known problems are identified.

3. Complete Physical Inspection

Action: Remove the soft case. Inspect all exterior surfaces, display, controls, battery well/pins, connector sockets, therapy cable pins, IrDA area, labels, seals, and accessories. Turn the unit over and listen for loose hardware. Check case-seal separation, corrosion, contamination, cracks, bending, wear, and secure connector engagement. Verify battery/electrode expiration dates and required supplies.

Expected outcome: The enclosure and connections are intact with no loose hardware, contamination, expired supplies, or safety-affecting damage.

4. Clean as Required

Action: Clean the case, screen, crevices, and reusable accessories with a damp cloth and only a manufacturer-listed agent. Do not use bleach, phenolics, abrasive/flammable cleaners, immersion, steam, autoclave, or gas sterilization.

Expected outcome: The unit is clean, dry, undamaged, and free of prohibited residue or liquid intrusion.

5. Verify Battery Installation and Readiness

Action: With no battery or electrodes connected, wait at least 60 seconds, then install an approved battery. Verify brief initialization, readiness graphics transition correctly, no REPLACE BATTERY message appears, CONNECT ELECTRODES is heard, the service indicator is off, the OK indicator is present, and battery capacity is adequate. Replace a battery showing one bar or less. Follow the specific rechargeable/nonrechargeable battery instructions and keep a charged spare.

Expected outcome: Battery installation, initialization, readiness, indication, and voice prompt pass.

6. Verify Power-Up Initialization, Audio, and Controls

Action: Perform the Rev K power-up initialization test. In the authorized setup/service workflow, verify service-alert beeps and undistorted voice prompts at the prescribed test volume. Exercise every soft key, menu key, ON/OFF control, ANALYZE control when applicable, and SHOCK button during the PIP. Restore all customer audio and setup values afterward.

Expected outcome: Initialization, audio, voice, buttons, keys, and indicators function correctly without unintended configuration change.

7. Verify Delivered Energy, Charge Time, and Energy Dump

Action: Qualified personnel only: connect the therapy cable to the calibrated defibrillator analyzer and follow PIP test 4 exactly. Verify delivered energy twice at each level: 100 J must measure 95-105 J, and 360 J must measure 342-378 J. On the first 360 J test, verify charge time is 14 seconds or less. Complete the prescribed energy-dump test and confirm it produces no service-wrench indication. Never touch the Increase/Decrease calibration controls during verification and never discharge into an unapproved load.

Expected outcome: Both energy levels, charge time, controls, and dump behavior meet Rev K limits.

8. Verify Date, Time, LCD, Monthly Auto-Test, and Service Log

Action: Confirm date/time and LCD contrast/legibility. Using the exact PIP method, initiate the full monthly auto-test, wait the specified interval, confirm the power LED and SHOCK button activity, and verify the OK indication returns. Restore correct local date/time. Inspect the service log; codes below 4000 are informational under Rev K, while codes 4000 and above require correction and repeat PIP.

Expected outcome: Display, clock, monthly auto-test, readiness result, restored settings, and service log pass.

9. Verify Electrode Impedance Recognition

Action: Connect the therapy cable to the verified decade resistance box. Do not discharge into it. Confirm the response at the exact PIP values: 355 Ω ±5 Ω produces CONNECT/CHECK ELECTRODES; 246 Ω ±4 Ω produces STAND CLEAR or PUSH ANALYZE as configuration permits; and 5 Ω ±0.2 Ω produces CONNECT/CHECK ELECTRODES.

Expected outcome: The device distinguishes open/poor, acceptable, and shorted electrode impedance conditions correctly.

10. Verify Warm-Boot Detection

Action: Perform the Rev K warm-boot test sequence and confirm the elapsed timer continues counting across the prescribed power sequence.

Expected outcome: Warm-boot detection and elapsed-time continuity pass.

11. Verify Therapy-Cable ECG

Action: When ECG display is allowed, connect the analyzer through the therapy cable, apply the prescribed 120 BPM waveform, and measure the displayed R-wave with the PIP graticule. Verify 10 mm ±10% peak-to-peak. Restore the customer's ECG-display setting after testing.

Expected outcome: Therapy-cable ECG waveform, rate response, and displayed amplitude pass.

12. Verify Optional 3-Lead ECG

Action: If the hardware supports 3-lead ECG, connect the approved test cable and analyzer, confirm ECG mode and scrolling waveform, and apply the Rev K sine-wave test. Verify displayed amplitude is 10 mm ±10% peak-to-peak. Mark these steps N/A only when the feature is not installed/enabled by hardware configuration.

Expected outcome: Optional ECG recognition and display performance pass, or are correctly documented N/A.

13. Perform Applied-Part Leakage Tests

Action: Qualified personnel shall use the safety analyzer and exact Rev K connections. Verify therapy lead-to-lead leakage is 1-9 µA. On ECG-equipped units, verify RA-LL, RA-LA, and LA-LL leakage are each 0-9 µA. Mark ECG-lead tests N/A only when the 3-lead feature is absent. Follow the analyzer instructions and applicable standard.

Expected outcome: Therapy and applicable ECG applied-part leakage meet Rev K limits.

14. Restore Configuration and Readiness

Action: Disconnect test equipment, restore the original configuration/audio values, correct date/time, battery, approved unexpired electrodes, cable, spare supplies, and carrying case. Turn the device off and confirm OK readiness, adequate battery indication, and no service symbol. Document readings and attach the completed PIP checklist.

Expected outcome: The LIFEPAK 1000 is complete, correctly configured, ready, and returned with no service indication.

Electrical Safety Testing

The battery-operated LIFEPAK 1000 PIP specifies applied-part leakage rather than an AC protective-earth test. Ground resistance and mains leakage are normally N/A for the defibrillator itself. Use the exact Rev K connections: therapy lead-to-lead 1-9 µA; optional ECG lead pairs 0-9 µA. Test a separate charger only under its own procedure.

Pass / Fail Criteria

Pass

Remove From Service

Copy/Paste CMMS Work Order Procedure

Perform the complete current Stryker PIP for the exact configuration. Calibration/TCP does not replace the required successful closed-case PIP before return to service.

Sources

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