Basically, performing your prophylactic protection using a centralized cooling system in homes seriously isn't some sort of do-it-yourself task. This demands skills and also work for all from the member regarding the actual protection department. Breakdowns would certainly surely imply discomfort plus earlier mentioned most pin the consequence on the item for the maintenance persons idea. To avoid this, your schematic system need to be given and also step-by-step process need to be as well as most of users with the servicing group.
With this, I include planted straight down step-by-steps procedure connected with accomplishing preservation task to get centralized air conditioning systems. More significant will be the rate involving doing this particular activity which can be greatly critical for anyone centralized air conditioning systems. This manual may help supervisors within drafting a maintenance procedure or just manual employees performing the actual job.
Note that every upkeep task can be arranged on the step-by-step procedure as a way to the readership that will easily comply with each one task.
1.0 Maintenance with Chiller Units
1.1. Swabbing connected with Condenser Shell and Tubes connected with Chillers units.
1.1.1 Close the remote location valve of the wine bottle chiller condensing unit plus drain the water within the condensing device from the deplete interface or even blow down valve.
1.1.2 Chemical de-scaler shall be circulated on the condenser tubes in addition to spend utilizing a substance knock out in the ports provided in this goal inside your wine bottle chiller unit. In arrangement to dissolved, lossen as well as eliminated hardened residue in addition to machines caught on into the tubes, it's important in which your substance de-scaler would be circulated into the condensing model regarding at least three or more time before the genuine draining.
1.1.3 Drain that chemical de-scaler as well as get rid of that shell at every conclusion connected with the actual condensing unit.
1.1.4 Work a circular nylon or even brass bristled remember to brush (attached to a rod) within and also outside of each finish of this condenser normal water tubes to be able to loosen this sludge).
1.1.5 Thoroughly flush the condenser normal water tubes by using thoroughly clean mineral water as well as install the condensing model covering at every end.
1.1.6 Contaminated normal water along with spend inorganic because of this system will probably be contained and disposed properly.
1.1.7 Implementation on this surgery should be dependant on the review along with noted down managing boundaries of your respective central cooling unit.
1.2 Swabbing of Evaporator Shell and Tubes regarding Chiller Units.
1.2.1 Use the same cleansing technique conversed throughout system 1.1 above. Schedule and volume involving setup on this treatment is intended to be based within the test and recorded working variables of your main air conditioning unit.
1.3 Replacement associated with Gas Pump along with Main Oil Filter of Trane Chiller
1.3.1 Stop the particular Chiller device along with close up that guide program valves positioned previous to and following the filters.
1.3.2 Relieve the actual difficulty in the hydraulic brand over the Schrader control device to be found concerning this baseball valves and the oil filter.
1.3.3 Use strap wrench to split shed the enthusiast in which secures the particular oil separate out ingredient towards the filter manifold.
1.3.4 Turn the actual enthusiast clockwise until finally this filter aspect detaches on the manifold.
1.3.5 Replace the sieve element and re-install that brand-new sift aspect towards the sieve manifold.
1.3.6 Connect manifold appraise into the oil charging valve along with cleaner the filter component as well as a lot more to -30 with Hg.
1.3.7 Charge your oil range backside while using amount with oil removed.
1.3.8 Open the particular isolation valves towards oil supply system.
1.3.9 Waste and degraded acrylic because of this procedure is intended to be contained in addition to disposed properly.
1.3.10 This surgery is intended to be accomplished for you to energy push sieve and major oil filter with Trane refrigerator models annually.
1.4 Inspection / Cleaning regarding Chiller Casing
1.4.1 Ocular examination of chiller ouert shell should be carried out on just about all Chiller units. Any indication regarding petrol / normal water escapes and also damaged portion should be mentioned plus provided with vital corrective action.
1.4.2 This system shall be conducted monthly on just about all Chiller units.
1.5 Chiller Oil Analysis
1.5.1 Oil Analysis should be carried out to all or any Trane wine chillers each year by way of a experienced Service Engineer / Technician.
1.6 Oil Replacement Procedure for Trane Chiller units
1.6.1 Remove your refrigerant in the refrigerator unit along with incorporate that refrigerant that will a strong vacant cylinder tank as well as with a vacuum cleaner pump right up until the refrigerant strain falls to eight psig. Then prevent this wine chiller unit.
1.6.2 Connect a hose to be able to this acrylic sump depleation valve.
1.6.3 Open the drain control device and enable the desired quantity of acrylic to be able to move into an drain container provided for any applied oil. Then close up the receiving valve.
1.6.4 Measure the particular degree of acrylic peeled off that unit.
1.6.5 Locate your Schrader valve involving the actual ball valve as well as petrol filter.
1.6.6 Loosely connect oil push for you to Schrader valve.
1.6.7 Open oil charging pump motor until oil appears in the receiving valve connection in addition to fasten the connection.
1.6.8 Close the actual tennis ball valve just simply upstream connected with the particular Schrader control device connection towards oil push this kind of will permit this oil to visit throughout the essential oil wrinkles on the compressor very first in lieu of instantly towards oil sump.
1.6.9 Energize your master oil solenoid. This will grant this oil to spend through the actual Schrader for you to the actual compressor. It takes approximately 2 gallons involving oil to be able to fill up the actual lines.
1.6.10 After obtaining the first 2 gallons, de-energize the get good at solenoid.
1.6.11 Open the ball valve simply just upstream of the Schrader powering the particular oil pump. This lets the remainder on the charge to flow towards the acrylic sump.
1.6.12 Charge the chiller unit together with convenient refrigerant. Charging regarding refrigerant should be accomplished with an ambient temps with not less than 35 C.
1.6.13 Used petrol made by this system will probably be comprised and disposed properly.
1.6.14 Implementation regarding this specific process will likely to be according to the end result of the oil examination conducted inside process 1.5.
2.0 Maintenance involving Cooling Tower
2.1 Cleaning regarding Cooling Tower Filters
2.1.1 Close the actual isolation valves on the chilling structure to become maintained.
2.1.2 Removed PVC Filler Materials within the chilling structure carefully. If the condition belonging to the PVC Filler Materials is not appropriate for re-use, instantaneous substitute will likely to be done.
2.1.3 Clean the particular PVC Filler products utilizing force washer until finally all dirt and mineral deposits are generally removed.
2.1.4 Re-install the PVC Filler fabric to the customizable tower.
2.1.5 Mandatory replacement connected with PVC Filler materials will be performed every single a few years.
2.1.6 This treatment will likely to be executed on almost all customizable podium of wine chiller units semi-annually.
2.2 Cleaning / De-scaling of Cooling Tower
2.2.1 Stop the actual Cooling Tower and also turn-off fill breaker switch. Provide lockout label released on heap breaker switch.
2.2.2 Carefully get rid of that strainer on the suction line of the actual Cooling Tower and scrub this together with drinking water completely (if possible). If scale has already built up within the strainer, inorganic de-scaler could be used.
2.2.3 Cleaning / De-scaling involving Cooling Tower Strainer should be done monthly about all Cooling Towers.
2.3 Gear Oil Level Inspection
2.3.1 Stop the actual Cooling Tower along with turn-off load breaker switch. Provide lockout tag out and about on insert breaker switch.
2.3.2 Check gear oil level by means of sight magnifying glaas furnished to the apparel box. If equipment oil is usually beneath that satisfactory degree as said in the look glass, look at casing for achievable escapes in addition to implement the necessary corrective action.
2.3.3 Re-fill your apparel field with supplies oil approximately suitable level.
2.3.4 This surgery is intended to be conducted month to month upon many tower of the Trane Chiller.
2.4 Gear Oil Replacement
2.4.1 Stop that Cooling Tower along with turn-off load breaker switch. Provide , offer Lock-out Tag-out warning process on weight breaker switch.
2.4.2 Drain this Gear Oil sort the gear container though the drain plug.
2.4.3 Re-fill the Gear field having correct Gear Oil about acceptable amount as mentioned inside view glass.
2.4.4 This method will likely to be integrated on most Cooling Tower connected with Trane Chiller semi-annually.
2.5 Inspection associated with Sprinkler Bearings, Fan Blades as well as Cooling Tower Casing
2.5.1 Stop the Cooling Tower along with turn-off load breaker switch. For safety reasons, give lock-out tag-out on load breaker switch.
2.5.2 Check Sprinkler Rotor Bearing. Lubricate or perhaps exchange if necessary.
2.53 Check Fan Blades with regard to deterioration and also size deposits. Clean / De-scale and also Replace if necessary.
2.5.4 Check Cooling Tower ouert shell to get harm as well as level deposit. Clean / De-scale or Repair if necessary.
2.5.5 This method always be implemented on almost all Cooling Tower semi-annually.
3.0 Maintenance involving Chilled along with Condenser water Pump
3.1 Stop the actual Pump along with turn-off load breaker switch. For security reasons, produce Lock-out Tag-out alert method about fill breaker switch.
3.2 Close isolation valves around the discharge in addition to suction line.
3.3 Check alignment of engine from the drinking water pump. Alignment is intended to be conducted in the event necessary.
3.4 Inspect Pump Mechanical / Packing close off for leaks. Replace Mechanical / Packing close up when necessary.
3.5 This procedure shall be executed with most Chilled plus Condenser drinking water pumps on the monthly basis.
4.0 Cleaning involving Chilled plus Condenser Water In-line Strainers
4.1 Stop the perfect and condenser waters knocks out belonging to the in-line strainers to get taken care of and nearby the individual remote location valves at the suction and also discharge with the pump.
4.2 Carefully take away this strainer through the pipe brand as well as clean this with drinking water diligently (if possible). If scale previously gathered inside this strainer inorganic de-scaler may perhaps be used.
4.3 Re-install this strainer.
4.4 Waste chemical plus degraded water with this surgery shall be protected and disposed properly.
4.5 This method will probably be practiced upon all condenser water in-line strainers semi-annually. Like wise, that method should certainly be conducted on all evaporator mineral water in-line strainers annually.
5.0 Maintenance connected with Air Handling Units
5.1 Cleaning with Cooling Coil
5.1.1 Stop the Air Handling Unit in addition to turn off your fill breaker switch.
5.1.2 Rinse your cooling coil with an approved chemical coil better (30 liters max.) using pressurised element applicator as well as allow your chemical operate or sink into pertaining to 15 min.
5.1.3 Rinse your customizable coil together with sparkling water plenty of adequate to eliminate most dust from the coil.
5.1.4 Contaminated water using this procedure is intended to be protected and disposed properly.
5.1.5 This system shall possibly be implemented on almost all Air Handling Units semiannually.
5.2 Cleaning of 50 microns pre-filters
5.2.1 Cleaning with 50 micron pre-filters should be performed on many Air Handling weekly. Clean water as well as fairly neutral detergent will likely to be made use of regarding that procedure.
5.3 Inspection of Pillow Blocks / Bearings / Fan Belt Condition and Tension
5.3.1 Stop that Air Handling Unit plus turn-off weight breaker switch. For security reasons, give Lock-out Tag-out notice system on place breaker switch.
5.3.2 Check the condition of Pillow Blocks plus Bearings. Replace / Lubricate if necessary.
5.3.3 Check position of lover pulley next to engine pulley. Alignment will probably be done in the event that necessary.
5.3.4 Check Fan Belt condition plus tension. Adjustment / Replacement will probably be performed if necessary.
5.3.5 This surgery will probably be conducted regular on all Air Handling Units.
5.4 Inspection of AHU Casing / Cooling Coil
5.4.1 Stop the Air Handling in addition to turn-off heap breaker switch. For basic safety reasons, provide Lock-out Tag-out warning system on fill breaker switch.
5.4.2 Check Air Handling Unit casing to get damage, corrosion, as well as cleanliness. Clean / Repaint / Repair is intended to be practiced whenever necessary.
5.4.3 This procedure is intended to be carried out about semi-annually on most of Air Handling units.
6 Maintenance connected with Expansion Tank
6.1 Condition of Expansion Tank float valve will probably be inspected intended for ruin in addition to drift tennis ball adjustment. Replace / Adjustment is intended to be performed whenever necessary.
6.2 Expansion Tank casing will likely to be inspected regarding damage, rust along with cleanliness. Clean / Repaint / Repair will be executed in the event that necessary.
6.3 This procedure is intended to be done on Expansion Tank on monthly basis.
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