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Owner’s Manual

WMC-2500

SELF-DIAGNOSTIC ALARM CODES

Alarm Display

Problem

Cause

Correc ve Ac on

Frost preven on
sensor and
Abnormal
temperature
sensor value

• Indoor heat exchanger

temperature too low

• TH3 temperature

sensor has a loose or
broken connec on

• Do not use the air

condi oner if ambient
temperature is lower
than 18°C (64°F)

• Contact a quali

service agent

Refrigerant high
pressure switch

• Blocked air

lter

• Blocked / kinked ex-

haust duct

• Ambient temperature

is too high

• Clean air

lter

• Ensure exhaust duct is

not blocked / kinked

• Do not use the air

condi oner if ambient
temperature is higher
than 45°C (113°F)

Abnormal
temperature
sensor value

TH1(Outlet) temperature
sensor has a loose or
broken connec on

Contact a quali

ed service

agent

Abnormal tem-
perature sensor
value

TH2(Inlet) temperature
sensor has a loose or
broken connec on

Contact a quali

ed service

agent

Compressor over-
loaded

• Ambient temperature

is too high

• Unstable voltage
supply
• Defec ve compressor
• Over current relay

defect or broken
connec on

• Do not use the air

condi oner if ambient
temperature is higher
than 45°C (113°F)

• Contact a quali

service agent

• Replace compressor

Drain pump alarm

Drain pump defec ve
or improper hose
connec on (including
kink or blockage)

• Contact a quali

service agent

• Check the hose connec-

on and hose

• Replace drain pump

Abnormal
dehumidi

ca on

sensor value

TH4(Dehumidi

ca on)

sensor has a loose or
broken connec on

Contact a quali

ed service

agent

Table 1- Alarm Codes

Содержание AmeriCool WMC-2500

Страница 1: ... of the en re area is not prac cal or possible A dedicated spot cooling thermostat controls the unit in this applica on This Unit can also be used in smaller areas for room cooling A control panel provides ease of use and contains a self diagnos c func on and display showing opera ng modes room and set temperatures and faults If an abnormal opera on occurs a visual display of the fault is shown Su...

Страница 2: ...ndle Cool air duct assembly Caster ASSEMBLY SERVER RACK 9 Component Parts Universal adjust Rack Assembly Rack Diﬀuser ASSEMBLY MOUNTED HANG 10 Condenser Intake Air Duct Flange Eva Intake Air Duct Flange Hanging Kit ASSEMBLY STACK 12 Universal Adjust Stacking Bracket INSTALLATION GUIDE 13 Moving the Unit Plugging the Unit OPERATION 14 Control Panel MAINTENANCE 16 Filter Cleaning WIRING DIAGRAM 20 T...

Страница 3: ...ith spot cooling for large areas where cooling of an en re area is not prac cal or possible Please read this manual before installing the WMC 2500 as it provides impor tant informa on that should be followed during installa on and maintenance of the Portable Air Condi oner allowing you to correctly set up your system for the maximum safety and performance Included is informa on on customer support...

Страница 4: ...am eter In mm Maximum Duct Length m WMC 2500 320 220 9 1 6 2 4 76 2mm 6 150 10 3 Safety Devices Compressor overload protector An freezing thermister Automa c restart Power interrup on Compressor me delay program High pressure switch Features Temperature control Self diagnos c func on Two speed fan Washable filters F C display Oﬀ mer Drain pump is included Humiaity control General Safety InformaƟon...

Страница 5: ...e rated for a minimum of 15A 18 DO NOT unplug the unit by pulling on the electrical cord Keep electrical cord away from heat sources and always completely unroll the cord to avoid overhea ng If the power cord be comes damaged a qualified service agent qualified electrician or similarly qualified person must replace it in order to avoid a hazard or shock 19 The filters must be used with the product...

Страница 6: ...is unit occupies just 12U of valuable rack space Server Rack kit includes server rack assy shelf universal adjust mount feet and rack diﬀuser MOUNTED HANG It can be used to mounted type where your needs and hung type using ceiling mounted kit Hanging kit includes a eva intake air flange a condenser filter intake air flange and hanging kit support All hanging installa ons must be completed by a qua...

Страница 7: ...ws enclosed inside of accessory box with cord holder to install the cord holder in the unit as shown in Figure 4 Display Control Panel Cool Air Outlet Evaporator Filter Condenser Filter Power cord Holder Power cord Electrical Access Panel Drain Pump Hose Connector Exhaust Air Outlet Figure 2 front and Right Side View Figure 3 rear and Le Side View Figure 4 power cord holder a achment ...

Страница 8: ...he casters on the base panel of unit 3 Use screws enclosed inside of accessory box with caster to install in the unit as shown in Figure 8 The unit is upright posi on only Leave unit in an up right posi on for at least 3 hours before first use 1 Take out the handle 2 pcs from the acces sory box 2 Place the handle on the top of unit 3 Use screws enclosed inside of accessory box with handle to insta...

Страница 9: ...nt 1 Assemble the rack assembly parts 1set 6ea to fit in server rack 2 Use screws to install the rack assembly in server rack as shown in Figure 11 3 Place the unit on the rack assembly RACK ASSEMBLY Figure 12 rack diﬀuser a achment 1 Remove rack diﬀuser 1 pcs from carton 2 Replace air cover with rack diﬀuser on the top front of unit 3 Use screws enclosed inside of box with rack dif fuser on the u...

Страница 10: ...r 4 Use screw enclosed inside of box with condenser flange to install the flange as shown in Figure 15 1 Remove Eva intake air duct flange 1 pcs from carton 2 Slide up filter on the front of the unit and take out front grill 3 Put the filter in the eva flange and place the air duct on the front of air condi oner 4 Use screw enclosed inside of box with air duct flange to install the flange as shown...

Страница 11: ...ith hanging kit to install as shown in Figure 17 5 Li and mounted the unit Removing the power supply cord and permanently connec on the unit should be per formed only by a qualified electrician WMC 2500 is heavy 121lbs A minimum of 2 people are required to li the unit When hanging and permanently connec ng the unit all applicable local state federal building codes must be followed The structural b...

Страница 12: ... panel of unit 3 Install on the unit as shown in Figure 19 The unit is upright posi on only Leave unit in an up right posi on for at least 3 hours before first use 1 Take out the stacking bracket 1 pcs from the accessory box 2 Place the stacking bracket on the right side panel of unit 3 Use screw enclosed inside of box with bracket to install as shown in Figure 20 4 Stack the Unit 5 Use screw encl...

Страница 13: ...an to perform replacement or repair of the power cord plug or prongs NOTE Make sure the AC outlet is free of dirt oil water or any other foreign material WARNING REGARDING PROPER LOCATION FOR INSTALLATION Do not use the unit in explosive environments or in areas where flammable gas leakage may occur Do not use the unit in a corrosive atmosphere Do not use the unit above 18 C 64 4 F 45 C 113 F Do n...

Страница 14: ...elay is 25 seconds Time delay is applied to spot cool mode and room cool mode 3 SPOT COOL BUTTON Ac vates compressor and begins producing cool air 5 seconds a er bu on is pressed Regulates temperature based on outlet cool air temperature 4 ROOM COOL BUTTON Ac vates compressor and begins producing cool air 5 seconds a er bu on is pressed Regulates temperature based on inlet ambient air temperature ...

Страница 15: ... Alarm occurs compressor stops System opera on stops when ALARM light is ac vated blinks longer than 3 minutes DATA INITIALIZATION It will be ini aliza on when you pressed BLOWER SPOT ROOM together more than 5 seconds If you pressed bu on together you can see in it and blinking 2 seconds Then reset your target temperature OFF TIMER The TIMER control turns oﬀ within a 12 hour period Enter to Timer ...

Страница 16: ... close the filter grill 6 To clean the condenser filter li up on the rear filter from the middle bar slightly and then angle the filter outwards from the bo om and remove 7 Use the sale cleaning procedure as above 3 5 8 To replace the condenser filter place the top of the filter in the guide and slide the filter up un l the bo om of the filter clears the frame Then push the bo om of filter into th...

Страница 17: ...nge on the unit NOTE For eﬀec ve cooling clean the filter at least every 2 weeks Figure 24 Removing condenser Filters Figure 25 Removing evaporator Filters For your convenience record the complete model number and product name located on the Product Iden fica on Plate the purchase date purchase loca on serial number and warranty period in the table below Also a ach your purchase receipt as proof o...

Страница 18: ...STIC CODES See Table 1 The alarm light is ac vated if abnormal opera on occurs and a code is displayed on the control panel The compressor and condenser fan motor will stop opera ng The evaporator fan will con nue to run for 3 minutes If the fault is rec fied within 3 minutes the unit will resume opera on If the fault persists for more than 3 minutes the evaporator fan also stops The fault must be...

Страница 19: ...ensor value TH1 Outlet temperature sensor has a loose or broken connec on Contact a qualified service agent Abnormal tem perature sensor value TH2 Inlet temperature sensor has a loose or broken connec on Contact a qualified service agent Compressor over loaded Ambient temperature is too high Unstable voltage supply Defec ve compressor Over current relay defect or broken connec on Do not use the ai...

Страница 20: ... Owner s Manual WMC 2500 Wiring Diagram Figure 26 Circuit Wiring Diagram 1S1 dE OUT_HUMIDITY SENSOR OUT_HUMIDITY SENSOR 1S2 IC Fd PS FT DATA CABLE POWER 1P AC 115 1P AC 208 230V DRAIN PUMP option DEHUMID ...

Страница 21: ...oled if the filter is dirty and not regularly cleaned 1 Clean the filter 2 Compressor will not work if the unit is turned oﬀ and on quickly 2 Wait 2 minutes a er unit is turned oﬀ before turning the unit back on 3 The ambient air tem perature may be too high 3 The temperature of the com pressor can be higher when the ambient temperature is too high The compressor will not work unless the ambient a...

Страница 22: ...he prob lem call AmeriCool by Weltem Modular Air CondiƟoner Technical Support at 562 231 7175 Please have the following informa on available BEFORE calling the Technical Support Depart ment a Your name and address b The serial number of the unit c Where and when the unit was purchased d All of the model informa on about your AmeriCool by Weltem Modular Air CondiƟoner e Any informa on on the failur...

Страница 23: ...i modifications or alterations to the Products vii use with parts or devices not supplied or approved by AmeriCool viii improper installation or service ix shipping damage to any units or spare parts during shipping This includes and is not limited to compres sors evaporators and condenser coils This warranty shall extend only to the original end user and shall be void if any labels or other ident...

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