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Advanced Troubleshooting

IMPORTANT

THIS SECTION IS INTENDED FOR QUALIFIED REFRIGERATION SERVICE TECHNICIANS ONLY.

THE TECHNICIAN SHOULD REPEAT ALL OF THE PREVIOUS TROUBLESHOOTING STEPS

BEFORE TAKING ACTION ON THESE MORE TECHNICAL SOLUTIONS

Evaporator Coil is Freezing

Possible Cause

Solution

Charge too low

Check sight glass
Check for leaks
Add refrigerant

TXV malfunctioning Repair or replace

High Pressure Switch Keeps Tripping Even After Checking for
Obstructions and Dirty Filters/Coils

Possible Cause

Solution

Condenser fan not operating Repair or replace

Defective switch Replace

Unit Cycles on and off more than 8 times/hr

Possible Cause

Solution

Thermostat malfunctioning Check the thermostat guide for

thermostat information

Low suction pressure Check low pressure switch

Check pressure and adjust superheat

High Pitched or Loud Rubbing Noise, Clanking or Vibration

Possible Cause

Solution

Fans loose or malfunctioning Repair or replace

Excessive compressor vibration Replace

TXV malfunctioning Repair or replace

Replacing the Blowers

When replacing the fan or motor, replace the fan and motor as a unit. Do

not remove the motor from the impeller wheel.

Содержание WG 100

Страница 1: ...ations Inc Syracuse NY www wineguardian com www airinnovations com Wine Guardian reserves the right without notice to make changes to this document at our sole discretion Please visit our web site for...

Страница 2: ...ater Cooled Option 6 Duct Collars and Flexible Ducts 6 Extended Compressor Warranty 6 Low Ambient Option 6 Condensate Pump 6 Humidifier and Humidistat 6 Overview of the Wine Guardian Unit 7 Overview I...

Страница 3: ...Noise from the Unit 20 Mounting the Unit 21 Floor Mounting 21 Wall Mounting 21 Ceiling Mounting 21 Installing the Condensate Drain Connection 22 Installing the Drain Line 22 Priming the Drain Trap 22...

Страница 4: ...ning the Condensate Drain System 42 Cleaning the Humidifier optional 42 Heating Coil Option 42 Low Ambient Option 43 Maintenance Schedule 43 Monthly 43 Yearly 43 Troubleshooting 44 Typical Start up Pr...

Страница 5: ...us Problems 47 Unit operates but the power switch light is not ON 47 Unit is running properly but the sound of the unit is objectionable 47 High Pressure Switch has Shut the Unit Down 48 Instructions...

Страница 6: ...of the air The word evaporator refers to the evaporation of the refrigerant from liquid to gas phase in the coil The Evaporator Section is connected to or inside the wine cellar Flexible Duct Round du...

Страница 7: ...ore signing Inspect all equipment for any sign of damage caused during transit Report all visual or concealed damage to the carrier and file a claim immediately Thoroughly inspect the contents for any...

Страница 8: ...e and be captured in the drain pan and piped outside the unit Air then enters the fan where it is pressurized and discharged out of the unit Optional heating coils are located between the cooling coil...

Страница 9: ...e unit uses an external drain to remove excess moisture and not reintroduce it into the cellar or ambient space Removable multiple access doors are provided to facilitate cleaning and maintenance duct...

Страница 10: ...rchase the extended warranty option Low Ambient Option A factory installed Low Ambient option is available which makes the Wine Guardian capable of exposure to low ambient temperatures This feature co...

Страница 11: ...re factory run tested and checked for operational performance Filters Nominal 25mm thick filters are provided on both the evaporator and condenser inlets to protect the coils from dust and dirt These...

Страница 12: ...8 Overview Illustration of the Wine Guardian Unit Refrigeration Illustration Vapor Compression System...

Страница 13: ...9 Wiring Diagram Model WG 40 Wiring Diagram Model WG 75...

Страница 14: ...10 Wiring Diagram Model WG100 10...

Страница 15: ...11 Wiring Diagram WG 175...

Страница 16: ...mm 838 838 838 1270 D Cond discharge location mm 540 591 591 660 E Evap discharge location mm 137 137 137 137 F Inlet opening width mm 267 470 470 479 G Drain outlet location mm 502 552 552 619 H Dis...

Страница 17: ...situation which if not avoided results in death or serious injury Messages identified by the word DANGER are used sparingly and only for those situations presenting the most serious hazards Following...

Страница 18: ...nd operated within its designed specifications To avoid personal injury or damage to equipment or property when installing or operating this equipment it is essential that qualified experienced person...

Страница 19: ...Wine Guardian unit Sticking a hand into an exposed fan while under power could result in serious injury Be sure to use the Lockout Tagout procedure when working in this area or remove the power cord...

Страница 20: ...e instructions in the Wine Guardian Manual Do not defeat the safety purpose of the polarized or grounding type plug A polarized plug has two blades with one wider than the other A grounding type plug...

Страница 21: ...in the system Press the on off switch control illuminates This indicates the system has power The built in timer prevents short cycling and keeps the system from turning on right away The system come...

Страница 22: ...ngs or outlets to the unit Never allow anything to rest on or roll over the power cord Never place the unit where the power cord is subject to wear or abuse Do not use extension cords Never overload w...

Страница 23: ...built with adequate insulation and vapor barriers Are ducts installed above the ceiling or in accessible places properly sized before being covered Is enough space available around the unit for servi...

Страница 24: ...ubber or Styrofoam with foil face in between the unit and the wall absorbs and reduces the noise from the unit For air noise use better grilles or block the noise with a solid piece of wood or Styrofo...

Страница 25: ...it on both sides of the wall Use floor or knee braces to transfer the load of the unit to the floor or wall Ceiling Mounting Construct a structurally sound level platform to place the unit on when ha...

Страница 26: ...utlet with a sort piece of 12mm copper tubing and secure with claps If not drain is available use a bucket Do not extend the drain below the rim of the bucket Empty the bucket periodically The Guardia...

Страница 27: ...this guide See sample serialplate illustration on the following page DO NOT DO NOT MODIFY THE PLUGS IN ANY WAY Do not use extension cords Electrical 240 1 50 Electric Heat Amps Opt 4 4 Locked Rotor Am...

Страница 28: ...sensor installation details IMPORTANT Wine Guardian units are supplied with 15 meters of Cat 3 6 wire twisted pair communication cable with RJ 11 connectors Failure to use this type of communication c...

Страница 29: ...wo 2 32cm holes and insert anchors provided within the mounting surface Anchors may not be required if securing to a wall stud or racking system 4 Plug in the communication cable to the back of the Re...

Страница 30: ...the WG unit as shown DO NOT mount the splitter device at the back of the Remote Interface Controller or to the back of the Remote Sensor as this WILL cause component or system damage 2 Mount the Remot...

Страница 31: ...e Sensor cables into the splitter device at the WG unit along with the communication cable for the Remote Interface Controller Fig 5 If using multiple Remote Sensors in one wine room continue to mount...

Страница 32: ...ation refer to the photos showing the need to change the jumper locations internal to the control board on each remote sensor up to 3 maximum For the control to average all of the sensors utilized if...

Страница 33: ...ture to the desired setpoint Change humidity Press the Up arrow once This display will show the existing temperature setpoint Press the Mode button once to display the Humidity setpoint Press the Up o...

Страница 34: ...or Down arrow buttons to adjust to the desired setpoint Factory default is 5 High humidity alarm setpoint Setting 5 Press Mode button to advance to Setting 5 Press the up or down arrow buttons to adj...

Страница 35: ...can cause premature failure Factory default is 5 minutes WINE GUARDIAN DOES NOT RECOMMEND SETTINGS LOWER THAN FACTORY DEFAULT Set up remote sensor or thermostat Setting 10 Press Mode button to advance...

Страница 36: ...ode button to advance to Setting 17 Press the Up or Down buttons to adjust to the desired set point This setting is the minimal allowable temperature difference between heating and cooling set points...

Страница 37: ...he Up or Down arrow once to change screen from alarm to normal Temperature and Humidity indication Flashing humidity number Along with flashing symbol will remain on screen until humidity falls below...

Страница 38: ...ed for double is used after the split CAUTION RISK OF DAMAGE TO EQUIPMENT Avoid crimping the flexible ducts This chokes down the inside area and reduces the airflow causing the unit to operate erratic...

Страница 39: ...ulation away from the end of the duct to expose the reinforced inside duct liner Use tie straps of clamp around the inside liner to fasten the duct collar Do not clamp around the outside insulation It...

Страница 40: ...n drawings For questions or helpregarding installation call customer service at or 00 1 315 452 7434 fax 00 1 315 452 7420 or email info wineguardian com a sketch of the proposed area where the unit i...

Страница 41: ...202 267 283 295 346 1 4 OUTLET 202 203 283 244 346 1 2 1 INLET 252 346 283 549 346 1 2 1 OUTLET 253 254 283 295 346 1 DUAL OUTLET 202 254 283 295 346 2 INLET 303 479 381 549 448 2 OUTLET 303 295 381 3...

Страница 42: ...ines and trap installed properly Ductwork fittings and grilles installed properly All cold duct surfaces insulated Low ambient control included if freezing condition present No obstructions to air flo...

Страница 43: ...wer is on and the control circuit is energized and operating AUTO means the fan runs only when the thermostat is calling for cooling heating or the optional humidistat is calling for humidification Ru...

Страница 44: ...tural temperature gradient of approximately 3 C between floor and ceiling To increase or decrease the temperature in various zones change the air flow patterns To keep the entire wine cellar at the sa...

Страница 45: ...personnel should perform maintenance Some tasks require knowledge of mechanical and electrical methods Make sure you are familiar with all hazards general safety related procedures and safety labels...

Страница 46: ...pect the drain pan under the coil 4 If drain pan appears soiled pour some hot water mixed with liquid bleach diluted solution along the length of the pan to flush the dirt down the drain tube 5 Contin...

Страница 47: ...nd on while it holds the head pressure within a fixed range The amount of cycling frequency and duration depends on the air temperature The colder the air the more frequent the cycling and with a long...

Страница 48: ...heck the thermostat and optional humidistat setup for the application Read the thermostat troubleshoot guideline in the Thermostat Installation and Operating Instructions Changed settings on the therm...

Страница 49: ...C when unit is running Possible Cause Solution Thermostat set too low on cooling Reset thermostat to higher cooling temperature Heating coil optional not operating Check for temperature rise across c...

Страница 50: ...eing added to cellar Add Wine Guardian humidifier or a room humidifier Humidity too low with optional humidifier Possible Cause Solution Humidifier not operating Check wiring for loose broken or fraye...

Страница 51: ...d dehumidifier to surrounding space Other Miscellaneous Problems Unit operates but the power switch light is not ON Possible Cause Solution Bulb is burned out Replace bulb Unit is leaking water Possib...

Страница 52: ...t or grille Possible Cause Solution Head Pressure in unit is too high because Remove the obstruction in the duct or grille or an obstruction is restricting air flow clean the filter Then restart the u...

Страница 53: ...y Filters Coils Possible Cause Solution Condenserfannotoperating Repair or replace Defective switch Replace Unit Cycles on and off more than 8 times hr Possible Cause Solution Thermostat malfunctionin...

Страница 54: ...if the serial number on the unit or compressor is altered removed or defaced All inquires or correspondence regarding warranty should be handled in accordance with the Warranty and directed to Wine Gu...

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