4" Dredge Instructions - Keene Engineering

simple hose connector that ismade of hookah air hose.The high pressure, high volumepiston compressors that arecapable of delivering pressure of100 p.s.i., require a connectormade of special certified "heatresistant steam" hose, due to thefact that these models discharge exhaust at a sufficient height should or you experience anyair at higher temperatures. distance to avoid intake of enginemechanical failure on a divingWhen setting up a Hookah airexhaust gas. If this gas is inhaledsystem, you will frequently needeven in small quantities for shorttrip. It is a good idea to carryalong some spare parts for youran array of metal fittings. For periods, it can cause severe air compressor, and the necessarytools to make repairs.use around water, you should use headaches and possibly result instainless steel or brass fittings sickness. In larger quantities it All of the basic "rules of theonly. This is especially importantcan kill you, so please be careful! deep" that apply to SCUBA divingwhen diving in salt water. If you are using Hookah also apply to Hookah diving asequipment around salt water, be well.Fittings made of ferrous metalwill rust or corrode when usedin, or near a water environment.If your Hookah compressor ispowered by a gasoline engine,make every effort to ensure thatthe engine exhaust (which containsdeadly carbon monoxidegas), is always placed DOWN-WIND from the compressor. Thiswill help prevent exhaust frombeing accidentally pulled into theand compressor unit.Always install a long extensionon the intake of your compressorto avoid the possibility ofcontamination of Carbon MonoxideGas from the engine exhaust system.The air intake of a compressormust tower over the enginesure to rinse off all your componentswith freshwater afterwards.This includes your regulator,diving mask, harness,metal fittings, and air hose (flushit out on the inside as well as outside).A salt water environmentwill quickly corrode aluminumparts such as: Hookah compressorsand gasoline engines. It isattached to the air system at alladvisable to keep all metal componentstimes. If you were to experiencefreshly painted and underwater problems, your "div-compressor's air inlet. Always cleaned to avoid excess corrosion. ing partner" should be availableuse a “snorkel” extension on any If you are using a gasoline to come to your immediate assistance.compressor that can elevate theintake of the air supply awaypowered compressor always shutof the engine before attempting tofrom engine exhaust contaminates.refuel. Do not attempt to refillthe engine's gas tank while theEven though no formalinstruction is required toNever use a gasoline poweredengine is still running, as this use Hookah equipment, wecompressor in confined areas,such as underneath piers, inwill increase the possibility ofspilling gasoline onto a hotstrongly recommend that alldivers should take aclose, narrow grottos, etc. This engine, which could result in a “CERTIFIED SCUBA” coursewill prevent the exhaust gases potential fire or cause an explo-aing your local county or div-from dissipating into the atmos-sionpheresupply store.safely. Also, never dive inan area where there is little ventilationor air movement. Takespecial precautions when divingA diver should always surfaceand shut off the engine first priorto refueling and allow time for theengine to cool down. Always use aYou should also read books onthe subject of underwater divingsafety and study them thoroughly.in areas where the air is funnel for refilling the gas tank, This will further familiarize youextremely still, as dead airspaces, or poor ventilation cancause exhaust gases to linger inor a special spillproof gas containerto prevent spillage.Every Hookah diver shouldwith the "rules of the deep."the immediate area of the engine understand the basic rudiments of5engine and compressor maintenance,and should always keep hisequipment in top condition. If youtake proper care of your equipment,it will give you many yearsof trouble free service. Knowinghow to work on your own equipmentwill also come in handy,UNDER NO CIRCUMSTANCESSHOULD YOU DIVE ALONE.!Always Hookah dive with apartner who owns his own regulator,harness, and air hose.Make sure that his or herequipment as well as yours is