LW
fluid cooler
INSTALL ATION - OPERATION - MAINTENANCE
Z1047819_C
ISSUED 4/2019
READ AND UNDERSTAND THIS MANUAL PRIOR TO OPERATING OR SERVICING THIS PRODUCT
user manual
Страница 1: ...LW fluid cooler INSTALLATION OPERATION MAINTENANCE Z1047819_C ISSUED 4 2019 READ AND UNDERSTAND THIS MANUAL PRIOR TO OPERATING OR SERVICING THIS PRODUCT user manual...
Страница 2: ...er installation and operation of your fluid cooler Carefully read the manual before installation or operation of the fluid cooler and follow all instruc tions Save this manual for future reference Not...
Страница 3: ...If you have questions about the operation and or maintenance of this fluid cooler and you don t find the answers in this manual please contact your sales representative When writing for information o...
Страница 4: ...tance and direction to avoid the possibility of contaminated discharge air being drawn into building fresh air intake ducts The purchaser should obtain the servicesofaLicensedProfessionalEngineerorReg...
Страница 5: ...assemblies only during factory assembly If a forklift is used to lift from the base of the equipment ensure forks extend completely underneath the unit and past the basin flange on the opposite side R...
Страница 6: ...ion flat washers between the bolt head and the fluid cooler basin flange 3 Attach makeup water supply piping to appropriately sized float valve connection Attach the drain and overflow piping accordin...
Страница 7: ...on the motor and mechanical equipment Electrical savings can be large dur ing periods of low ambient temperature when the cooling requirement can be satisfied at reduced speeds LW fluid coolers use El...
Страница 8: ...designed for synchronous variable speed operation of all fans 1 Spin the fan s manually to assure that all fan blades properly clear the inside of the fan cylinder s 2 Momentarily bump energize the mo...
Страница 9: ...initial pump down may be insufficient to open the float valve However its operation can be checked by pressing down on the operating lever to which the stem of the float valve is attached The float v...
Страница 10: ...ll rise If the heat load reduces the cold process fluid temperature will reduce Note that the number of degrees range through which the fluid cooler cools the process fluid is established by the syste...
Страница 11: ...to premature scaling of the coil surface Motor cycling limits apply Dampers If equipped the positive closure damper system is designed to help prevent heat loss from the coil due to air movement caus...
Страница 12: ...face particularly near the bottom part of the louver face If hard ice is present on the louvers you must increase the allowable cold water temperature 2 As cold air enters the louvers it causes the w...
Страница 13: ...industrial antifreeze solutions is not possible the system must be operated to meet both of the following conditions at all times 1 Maintain sufficient flow rate through the coil 2 Maintain sufficien...
Страница 14: ...0 with hardness and alkalinity levels between 100 and 300 ppm expressed as CaCO3 Chlorine if used shall be added intermittently with a free residual not to exceed 1 ppm maintained for short periods E...
Страница 15: ...with various cooling ranges Range Difference between hot water temperature coming to the fluid cooler and cold water temperature leaving the fluid cooler EXAMPLE 530gpmrecirculatingwaterrate 18 Fcooli...
Страница 16: ...equipment PPE as directed by their facility safety officer Fluid coolers must be visually inspected regularly to assess signs of bacte rial growth appearance of debris and scale on drift eliminators a...
Страница 17: ...over frame and slide downward until door seats in trough Replace doors prior to operation Heat Transfer Fill Media Removal and Replacement Fill edges can be very sharp and can cut skin if proper prot...
Страница 18: ...to fluid cooler operation Incorrect installation may result in excessive drift rates and fan inefficiency To ensure packs are reinstalled in the correct orientation it is recommended that one pack is...
Страница 19: ...ne 12 for specific frequency recommendations Consult a knowledgeable water treatment professional to maintain fluid cooler hygiene If equipped the damper actuator and assembly should be cycled open an...
Страница 20: ...xtended period of time it is rec ommended that the recirculating water system be drained Leave the basin and pump drains open During shutdown follow recommendations in the Fluid Cooler Inspection and...
Страница 21: ...Damper actuators should be removed and stored in a dry location to prevent condensation buildup inside the actuator Internal Protection of Coil All of the coil inlet and outlet connections should be s...
Страница 22: ...be shipped within 24 hours by air freight if necessary However you would obviously benefit from anticipating your need in advance thus avoiding the cost of special handling Be sure to mention your fl...
Страница 23: ...your product ever reaches the limit of its service life we recommend that you investigate the cost of rebuilding before you routinely order a new replacement fluid cooler Numerous technical reports ar...
Страница 24: ...ESERVED In the interest of technological progress all products are subject to design and or material change without notice LW fluid cooler US E R MAN UAL SPX COOLING TECHNOLOGIES INC 7401 WEST 129 STR...
