HVAC

SCHEDULE OF PLANNED PREVENTIVE MAINTENANCE HVAC Equipments


a list of the most used refrigerants on the earth قائمة بأشهر أنواع غازات التبريد مع تركيبها الكيميائي formula

الحمد لله والصلاة والسلام على رسول الله وعلى آله وصحبه أجمعين ​ All refrigerants on the earth قائمة بكافة انواع غازات التبريد مع تركيبها الكيميائي formula Most pobular most used refrigerants  موائع التبريد الأكثر إستعمالاً و شهرةً IUPAC ID: Trichlorofluoromethane CFC-11 or R-11 or freon 11 Formula:CCl3F Molar mass: 137.37 g/mol […]

refrigerants

Water Treatment Units Work Operation and Maintenance

Water Treatment Units Work Operation and Maintenance

الحمد لله والصلاة والسلام على رسول الله وعلى آله وصحبه أجمعين Water Treatment Units Work Operation and Maintenance EQUIPMENT: Water Treatment Units Daily Routine work 1. Check and record: Reading in the instruments 2. Check chemical levels in drum Weekly Routine work 1. Strainer cleaning 2. Re-adjust metering pumps and […]


ELECTRIC BOILERS Work Operation and Maintenance

الحمد لله والصلاة والسلام على رسول الله وعلى آله وصحبه أجمعين ELECTRIC BOILERS Work Operation and Maintenance Daily Routine Work 1. Check desired pressure, temperature and current in boiler system as per log sheet 2. Check all valves for free travel and packing leak 3. Check conductivity of treated water […]

ELECTRIC BOILERS Work Operation and Maintenance

Fan Coil Units F.C.U. Work Operation and Maintenance

Fan Coil Units F.C.U. Work Operation and Maintenance

الحمد لله والصلاة والسلام على رسول الله وعلى آله وصحبه أجمعين Fan Coil Units F.C.U. Work Operation and Maintenance Equipment: Fan Coil Units F.C.U. Daily Routine Work Check and Record 1. Check undue noise or vibration and any evidence of water leakage 2. Check condensate drain line for blockage 2W.Routine […]


AIR HANDLING UNITS Work Operation and Maintenance

الحمد لله والصلاة والسلام على رسول الله وعلى آله وصحبه أجمعين AIR HANDLING UNITS Work Operation and Maintenance EQUIPMENT : AIR HANDLING UNITS Daily Routine Work 1. Check & Record: Inlet and outlet temperature and pressure of chilled water air temperature: re-circulation and flow, room thermostat setting, Motor: voltage and […]

AIR HANDLING UNITS Work Operation and Maintenance

PUMPS Work Operation and Maintenance

PUMPS Work Operation and Maintenance

الحمد لله والصلاة والسلام على رسول الله وعلى آله وصحبه أجمعين PUMPS Work Operation and Maintenance EQUIPMENT: – PUMPS Daily Routine Work 1. Check and Record Suction and discharge pressures, Motor voltage and current water flow rate 2. Check: gland leakage, Motor temperature by feeling with hand 3. Inspect for […]


Sections of the air handling unit الأقسام الرئيسة لوحدات مناولة الهواء في التكييف

الحمد لله والصلاة والسلام على رسول الله وعلى آله وصحبه أجمعين Sections of the air handling unit الأقسام الرئيسة لوحدات مناولة الهواء في التكييف Unit connections توصيلات الوحدة – Front panel SW اللوحة الأمامية – Intake / Outlet section A دخول و خروج أول – Damper JS متحكمات التدفق دامبرز […]


D.X. Units

D.X. Units Air Conditioners Work Operation and Maintenance

الحمد لله والصلاة والسلام على رسول الله وعلى آله وصحبه أجمعين D.X. Units Air Conditioners Work Operation and Maintenance D.X. means direct expansion Check and Record A) Before Operation season routine work 1. Inspection of automatic devices 2. Inspection and maintenance of electric devices “motors, magnetic switches …etc 3. Inspection […]


COOLING TOWERS During shut down season Work Operation and Maintenance

الحمد لله والصلاة والسلام على رسول الله وعلى آله وصحبه أجمعين COOLING TOWERS During shut down season Work Operation and Maintenance Check and Record During shut down season 1. Drain cooling tower sump and clean basin 2. Change gearbox oil 3. Clean cooling towers and sump, inspect and repair as […]

COOLING TOWERS Monthly Routine Work Operation and Maintenance

COOLING TOWERS Monthly Routine Work Operation and Maintenance

COOLING TOWERS Monthly Routine Work Operation and Maintenance

الحمد لله والصلاة والسلام على رسول الله وعلى آله وصحبه أجمعين COOLING TOWERS Monthly Routine Work Operation and Maintenance  Check and Record 1. Check and clear salt buildup on fan blades, gearbox body and fan 2. Check electrical connections of motors Guards 3. Check pulleys & belt tension; adjust if […]


COOLING TOWERS Weekly Routine Work Operation and Maintenance

الحمد لله والصلاة والسلام على رسول الله وعلى آله وصحبه أجمعين COOLING TOWERS Weekly Routine Work Operation and Maintenance A) Check and Record 1. Clean the strainers and check make-up water. Clean spray nozzles 2. Lubricate fan and motor bearings. 3. Check oil level in the gearbox –Top-up if necessary. […]

COOLING TOWERS

COOLING TOWERS Monthly Routine Work Operation and Maintenance

COOLING TOWERS Daily Routine work Operation and Maintenance

الحمد لله والصلاة والسلام على رسول الله وعلى آله وصحبه أجمعين COOLING TOWERS Daily Routine work Operation and Maintenance A) Check and Record 1. Water level in the sump 2. Water meter reading 3. Fan motor voltage and ampere 4. Ambient temperatures. DB & WB B) Check 1. Operation of […]


Chillers Annual Routine work Operation and Maintenance

الحمد لله والصلاة والسلام على رسول الله وعلى آله وصحبه أجمعين Chillers Annual Routine work Operation and Maintenance Check and Record 1. Change oil filter, refrigerant dryer filter element, oil cooler filter element 2. Change of oil in the gearboxes if applicable 3. Change compressor oil 4. Remove end covers […]

Operation & Maintenance

Operation & Maintenance

Chillers Weekly Routine work Operation and Maintenance

الحمد لله والصلاة والسلام على رسول الله وعلى آله وصحبه أجمعين Chillers Weekly Routine work Operation and Maintenance Check and Record 1. Refrigerant level & Oil level Controller also refrigerant loss 2. Operation of chemical injection system 3. Inspect: for traces of oil on joints and flanges 4. Take samples […]


Chillers Daily Routine work Operation and Maintenance

الحمد لله والصلاة والسلام على رسول الله وعلى آله وصحبه أجمعين Chillers Daily Routine work Operation and Maintenance Check and Record 1. Chilled Water / Condenser Water: Inlet & outlet temperature and pressure for each Cooler / Condenser 2. Main Chilled Water Temperature and Flow rate, Chilled water set point […]

Operation & Maintenance

Pumps types Classifications

Pumps types Classifications أنواع المضخات المستخدمة في التكييف و مكافحة الحريق و المصانع و المنازل

الحمد لله والصلاة والسلام على رسول الله وعلى آله وصحبه أجمعين Pumps types Classifications أنواع المضخات المستخدمة في التكييف و مكافحة الحريق و المصانع و المنازل Centrifugal and Positive Displacement Pumps مضخات الطرد المركزي مكونات المضخة stuffing box packing shaft عمود shaft sleeve جلبة العمود vane ريشة مروحة casing eye […]