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Инструкция по эксплуатации Carrier, модель 19QA

Производитель: Carrier
Размер: 560.59 kb
Название файла: 19qa-1si.pdf
Язык инструкции:en
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Фрагмент инструкции


When operating this equipment, use good judgement and safety precautions to avoid damage to equipment and property or injury to personnel. Be sure you understand and follow the procedures and safety precautions contained in the machine instructions as well as those listed in this guide. A DANGER DO NOT VENT lefrigerant relief valves within a building Outlet fiom rupture disc or relief valve must be vented outdoois in accordance with the latest edition of ANSI/ASHRAE 15 (Safety Code for Mechanical Refrigeration). The accumulation of refrigerant in an enclosed space can displace oxygen and cause asphyxiation PROVIDE adequate ventilation in accordance with ANSI/ASHRAE 15, especially for enclosed and low ovethead spaces. Inhalation of high concentrations of vapor is harmful and may cause heart irregularities, unconsciousness, 01 death Intentional misuse can be fatal Vapor is heavier than aii and reduces the amount of oxygen available for breathing. Piod-uct causes eye and skin initation. Decomposition products are hazaidous DO NOT USE OXYGEN to purge lines or to pressurize a machine for any purpose. Oxygen gas reacts violently with oil, grease and other common substances. NEVER EXCEED specified test pressures. VERIFY the allowable test pressure by checking the instruction liteiature and the design pressures on the equipment nameplate. DO NOT VALVE OFF any safety device BE SURE that all piessuie lelief devices are propeily installed and functioning before operating any machine. A WARNING DO NOT WELD OR FLAME CUT any lefrigerant line or vessel until all refrigeiant (liquid and vapor) has been removed from chiller. Traces of vapor should be displaced with dry air or nitrogen and the work area should be well ventilated. Refrigerant in contact with an open flame produces toxic gases. DO NOT USE eyebolts oi eyebolt holes to tig machine sections or the entire assembly. DO NOT wotk on high-voltage equipment unless you are a qualified electrician. DO NOT WORK ON electiical components, including control panels, switches, starters or oil heater until you are sure ALL POWER IS OFF and no residual voltage can leak fiom capacitors or solid-state components. LOCK OPEN AND TAG electrical circuits during servicing. IF WORK IS INTERRUPTED, confirm that all circuits are de-energized before resuming work. DO NOT syphon lefrigerant by mouth AVOID SPILLING liquid refrigerant on skin or getting it into the eyes. USE SAFETY GOGGLES Wash any spills from the skin with soap and water If any enters the eyes, IMMEDIATELY FLUSH EYES with water and consult a physician.’ NEVER APPLY an open flame oi live steam to a refrigeiant cylinder Dangerous overpressure can result When necessary to heat refrigerant, use only warm (110 F/43 C) water DO NOT REUSE disposable (nonreturnable) cylinders nor attempt to le-fill them It is DANGEROUS AND ILLEGAL When cylindei is emptied, evacuate remaining gas piessure, loosen the collar and unscrew and discaid the valve stem. DO NOT INCINERATE CHECK THE REFRIGERANT TYPE before charging machine. High-pressuie refrigerant in a low-pressuie machine can cause vessels to rupture if the lelief devices cannot handle the refiigeiant volume Operation of this equipment with refiigerants other than those cited heiein should comply with ANSI/ASHRAE-15 (latest edition) Contact Cartier for further information on use of this machine with other low-pressure refrigerants. DO NOT ATTEMPT TO REMOVE fittings, coveis, etc while machine is under piessure or while machine is lunning. Be sure pressure is at zero psig before breaking any refiigerant connection. CAREFULLY INSPECT all relief valves, rupture discs and other relief devices AT LEAST ONCE A YEAR If machine operates in a corrosive atmospheie, inspect the devices at more frequent intervals DO NOT ATTEMPT TO REPAIR OR RECONDITION any relief valve when corrosion or build-up of foreign material (rust, dirt, scale, etc ) is found within the valve body or mechanism Replace the valve. DO NOT install relief devices in series or backwards USE CARE when working near or in line with a compressed spring. Sudden release of the spring can cause it and objects in its path to act as projectiles. A CAUTION DO NOT STEP on refrigerant lines. Bioken lines can whip about and cause personal injury DO NOT climb over a machine Use platfoim, catwalk or staging Follow safe practices when using ladders USE MECHANICAL EQUIPMENT (crane, hoist, etc.) to lift or move inspection covers or other heavy components Even if components aie light, use such equipment when theie is a risk of slipping or losing youi balance BE AWARE that certain automatic start auangements CAN ENGAGE THE STARTER Open the disconnect ahead of the starter in addition to shutting off the machine or pump. USE only repair or leplacement parts that meet the code requirements of the original equipment DO NOT VENT OR DRAIN water boxes containing industrial biines, liquid, gases or semisolids without permission of...


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