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VCL Evaporative Condensers

OPERATING AND MAINTENANCE INSTRUCTIONS

MVCLv19EN

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Summary of Contents for VCL Series

Page 1: ...VCL Evaporative Condensers OPERATING AND MAINTENANCE INSTRUCTIONS MVCLv19EN...

Page 2: ...odes of Practice such as EUROVENT 9 5 6 ACOP HSC L8 Guide des bonnes pratiques Legionella et tours a ror frig rantes etc Water sampling test results and corrective actions should be recorded in the co...

Page 3: ...y equipment integrated in the cooling system may require additions to the table above Contact suppliers for recommended actions and their required frequency 2 Recommended service intervals are for typ...

Page 4: ...emical treatment 13 Passivation 13 Overflow connection 14 4 Cold Weather Operations 15 About cold weather operation 15 Protection against sump water freezing 15 Capacity control 15 5 Maintenance Proce...

Page 5: ...W B A L T I M O R E A I R C O I L E U 5 CONSTRUCTION DETAILS 1 Casing 2 Water distribution section 3 High efficiency drift eliminators 4 Forward curved centrifugal fan 5 Fan shaft and bearing 6 Fan mo...

Page 6: ...semi hermetic compressors The installer must take the necessary precautions on site to safeguard the operation of these components in conjunction with the condenser coils Maximum spray pressure 14 kP...

Page 7: ...VC eliminators with a plastic tarpaulin Temperature increase due to sun radiation could deform the eliminators AUTHORIZED PERSONNEL The operation maintenance and repair of this equipment should be und...

Page 8: ...of the unit and treatment of refrigerants if applicable oil and other parts must be done with respect to the environment whilst protecting workers from potential risks related to exposure to harmful s...

Page 9: ...fect BAC will repair or provide a replacement For more details please refer to the Limitation of Warranties applicable to and in effect at the time of the sale purchase of these products You can find...

Page 10: ...st be an ongoing programme of monitoring in place to ensure the water treatment system is maintaining the water quality within the control guidelines Check and adjustments of blow down depends on the...

Page 11: ...the sum of chlorides sulfates parameters does not exceed 650 mg l for Baltibond SST304L Baltiplus protection pH 6 5 to 9 0 pH during initial passivation Below 8 2 Total hardness as CaCO3 50 to 600 mg...

Page 12: ...gher concentration of sulphates is allowed provided the sum of chlorides sulphates parameters does not exceed 650 mg l for SST304L and 1500 mg l for SST316L For Ozone water treatment application Stain...

Page 13: ...use corrosion Preferably the water treatment chemicals should be fed into the cooling system at the discharge of the recirculation pump The chemicals should not be fed in concentrated form nor batch f...

Page 14: ...below 8 2 a secondary approach is to conduct a chemical passivation using inorganic phosphate or film forming passivation agents Consult your water treatment specialist for specific recommendation Ov...

Page 15: ...ump installations are best suited for a flexible switch from wet to dry operation as the sump water is protected at all times For dry operation applications ensure that make up water line is shut off...

Page 16: ...th a time delay of maximum 30 seconds after switching off the fan s and should be activated maximum 30 seconds prior to the anticipated start of the fan s The purpose of a low level cut out switch for...

Page 17: ...the sediment from re entering the unit system After the basin has been flushed the strainers should be removed cleaned and replaced before refilling the basin with fresh water CAUTION Do not use acid...

Page 18: ...up connection 3 Measure height from sump bottom to water level and compare with face value from table 4 Check valve for leakage and replace valve if necessary 5 Check that float arm can move freely an...

Page 19: ...e is unobstructed and that blow down water can drain freely Measure the blow down flow rate by recording the time needed to fill a given volume For automatic blow down using conductivity control ensur...

Page 20: ...n the belt before measuring 3 Check belt tension by verifying both following conditions The deflection amounts 10 mm m free belt length see figure below The deflection force required is between the mi...

Page 21: ...ocking nuts on the motor base adjusting screws There should be no chirp or squeal when the fan motor is started DRIVE ALIGNMENT Proper drive alignment ensures maximum belt life Alignment is checked fo...

Page 22: ...truction and both fans and pumps must rotate in the correct direction which is indicated by arrows on the equipment Check proper functioning as follows 1 Stop fan s and pump s 2 Turn the fan by hand t...

Page 23: ...or operational problems e g unwanted ice formation If this occurs a thorough inspection of the entire unit followed by immediate corrective action is needed If required consult your local BAC Baltica...

Page 24: ...cessive drift loss 2 Shut off fan s and pump s and visually check eliminators for obstructions damages cleanliness proper fit 3 If any of the above problems have been observed stop fan s and pump s an...

Page 25: ...aw Motor bearings for noise overheating Motor holding bolts External surface of motor for corrosion SPRAY WATER PUMP The BAC pump contains a mechanical seal between pump housing and pump motor This se...

Page 26: ...at the seal In particular when extended lubrication lines are fitted ensure that ALL old grease is removed and that new grease is leaving the seal For grease products see table below MOTOR BEARINGS M...

Page 27: ...essary nozzle and grommet may be removed for cleaning 6 Remove debris from heat transfer section coil 7 Flush with clean water and drain to remove accumulated dirt 8 Remove clean and replace sump stra...

Page 28: ...alvanized steel only Consult your BAC Balticare representative for further information Excessive levels of chlorine must be avoided as this quickly can lead to corrosion and damage to your system Chlo...

Page 29: ...efficiency or an operational risk which may occur when non authorised parts are used Prolonged outdoor stay Should the unit s be stored outside prior to installation and or start up for approximately...

Page 30: ...frig rantes Minist res de l Emploi et de la Solidarit Minist re de l Economie des Finances et de l Industrie Minist re de l Environnement Juin 2001 54p Voorkom Legionellose Minsterie van de Vlaamse Ge...

Page 31: ...W W W B A L T I M O R E A I R C O I L E U...

Page 32: ...W W W B A L T I M O R E A I R C O I L E U...

Page 33: ...W W W B A L T I M O R E A I R C O I L E U...

Page 34: ...AGE EVAPORATIVE CONDENSERS HYBRID PRODUCTS PARTS EQUIPMENTS SERVICES www BaltimoreAircoil eu info BaltimoreAircoil eu Please refer to our website for local contact details Industriepark Zone A B 2220...

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