KMACS 5 MANUAL
| 4.3 NO PNEUMO READING |
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| Symptoms | Probable Cause | Remedy |
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| 1) No air to diver’s end of pneumo | Pnuemo hose not connected | Attach fittings to KMACS 5 |
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| 2) Gauge reads sustained pressure | Pneumo crimped or plugged. | Check entire length of hose. |
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| at surface. |
| Relieve any restrictions. |
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| 3) Hose will not hold pressure and | Pneumo fitting cracked or loose. | Check fittings at console with |
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| gauge needle will not rise. |
| soap and water solution. If fittings |
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| bubble, either tighten or replace |
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| as necessary. |
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| 4) Needle will not respond properly | a) Hole in pneumo hose. | Check hose; replace or splice as |
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| to flow. |
| necessary. |
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| b) Gauge mechanism damaged. | Replace or repair gauge. Return |
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| to factory. |
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5)Air can be heard escaping into console interior.
KMACS 5 internal plumbing may Return to factory for service. be cracked or broken.
4.4 NO AIR TO DIVER
Symptoms | Probable Cause | Remedy |
1)No hose pressure in diver’s umbilical
a)primary air source not con- nected.
b)Valve closed at low pressure source
Connect proper hose to console.
Open valve at low pressure com- pressor.
| c) Selector valve in “H.P. OFF” | Move selector valve handle in |
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| line with flow from either high | |
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| pressure source. |
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2) No gauge reading on high | Valve closed at high pressure | Open valve at high pressure |
pressure gauge. | source | source. |
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3) Low hose pressure in diver’s | Regulator not properly loaded. | Rotate adjustment wheel in ap- |
umbilical. | propriate direction. | |
4) Air can be heard escaping | Fitting loose on diver’s hose, or | Tighten fittings until snug. Do |
from hose. | fittings damaged. | not over tighten. Replace fittings |
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| if damaged. |
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5) Umbilical registers pressure | Mask improperly serviced. | Clean and adjust mask. |
at console gauge, but no flow |
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at mask. |
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18 | © 2003 KMDSI Document # 041112001 |
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