American Diagnostic Corporation Diagnostix 700
American Diagnostic Corporation · Model Diagnostix 700
Chrome-plated precision crafted 300mmHg manometer Luminescent dial features bold numerals and extended graduation marks for easy reading in all light conditions and from virtually any angle Adcuff™ nylon cuff with ADC’s proprietary Size Guide™ marking system prevents mis-cuffing Adflow™ filter screen check and deflation valves reduce dust build-up Adflow™ chrome-plated brass air release valve with micro-threads for precise deflation control Leatherette carrying case with durable nylon zipper Not made with natural rubber latex Assembled, inspected, and packaged in the U.S.A from foreign components Meets or exceeds ANSI/AAMI/ISO 81060-1.
Key tips
- ·When no category-specific guidance fits, default to the manufacturer's own service manual and the general troubleshooting method in the Engineer's Guide.
- ·Run an incoming and annual electrical safety test regardless of how niche the device is.
Typical Failure Modes
Compiled for this model from its own documentation and established engineering knowledge for this equipment class - not from a verified service record. Confirm against the manufacturer's service manual.
Aneroid gauge out of calibration
MediumSymptoms: Reads high or low vs a reference, needle off zero at rest.
Root cause: Wear or a shock event to the movement (800 / 804N).
Cuff bladder or tubing leak
MediumSymptoms: Pressure will not hold, slow steady drop on the gauge.
Root cause: Perforated bladder, cracked tubing, or a leaking connector.
Air-release valve fault
MediumSymptoms: Bulb will not build pressure, deflates too fast or sticks.
Root cause: Worn ADFLOW air-release valve or bulb one-way valve.
Bulb / connector wear
LowSymptoms: Cracked inflation bulb or a leaking luer-slip quick-release connector.
Root cause: Age and handling.
Serviceable Parts & Consumables
Serviceable items for this model, compiled from its documentation and engineering knowledge for this equipment class. Service class and relative cost are estimates, not manufacturer figures; no part numbers are given. Confirm intervals and pricing against the manufacturer.
Aneroid gauge / movement
Class Major service partRel. cost $$R&R Fairly easy
Cuff and bladder
Class Periodic replacementRel. cost $R&R Easy
ADFLOW air-release valve
Class Periodic replacementRel. cost $R&R Easy
Connecting tubing / luer connector
Class Periodic replacementRel. cost $R&R Easy
Inflation bulb
Class Periodic replacementRel. cost $R&R Easy
| Part | Service class | Relative cost | R&R difficulty |
|---|---|---|---|
| Aneroid gauge / movement | Major service part | $$ | Fairly easy |
| Cuff and bladder | Periodic replacement | $ | Easy |
| ADFLOW air-release valve | Periodic replacement | $ | Easy |
| Connecting tubing / luer connector | Periodic replacement | $ | Easy |
| Inflation bulb | Periodic replacement | $ | Easy |
Relative cost: $ lowest · $$$$ highest service-part cost for this equipment class. Not a price.
PM Checklist
Preventive-maintenance tasks typical of this equipment class. Perform to the manufacturer's procedure and your facility's policy - this is general reference, not a schedule for this specific unit.
- ·Follow the manufacturer's PM schedule
- ·Perform incoming and annual electrical safety testing per facility biomedical program
Troubleshooting Approach
A starting sequence for this model, compiled from its documentation and engineering knowledge for this equipment class. Follow the manufacturer's service documentation for the actual procedure.
Symptom: Gauge suspected inaccurate
- Check the needle rests at zero (aneroid) or the display check matches the reference image (digital).
- Connect to a calibrated pressure standard with ADC's Y-test kit (part 991 / 991).
- Pressurise to ~299 mmHg and check at 299, 250, 150, 100 and 50 mmHg - should be within +/-3 mmHg.
- If out of tolerance, replace the gauge/movement.
- Record the calibration date.
Symptom: Cuff will not hold pressure
- Inflate the cuff to ~200 mmHg with the valve closed and watch the gauge.
- A steady fall means a leak - check the bladder, tubing, bulb valves and connectors.
- Replace the leaking part.
- Confirm the air-release valve opens and closes cleanly.
- Re-test the pressure hold.
Technical Specs
- Sphyg Type:
- Gauge:
- 800
- Gauge Warranty:
- Lifetime
- Sphyg Accuracy:
- +/-3mmHg @ 50ºF(10ºC) - 104ºF(40ºC)
- Storage Temp:
- -4ºF (-20ºC) - 131ºF(55ºC)
- Valve Type:
- ADFLOW
- Number of tubes:
- 2 Tubes
- Cuff type:
- ADCUFF
- Cuff size:
- Adult
- Cuff Range:
- 23-40cm
- Inflation Warranty:
- 3 Year
- Cuff color:
- Black
- Zipper / Storage case:
- 880
Typical Location
Where this class of equipment is typically deployed - general reference, not this unit's own placement record.
- Varies by device - check the unit's own manual for facility placement guidance
Documents & Manuals
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