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EMI WLCA - page 1
EMI@ENVIROMASTER.COM ENVIROMASTER INTERNA TIONAL LLC 1 GENERAL ST A TEMENT IMPORT ANT : The information cont ained in this manual is critical to the correct operation and main- tenance of the EMI cassette and should be read by all persons responsible for the installation, start up and maintenance of the unit. SAFETY : The equipment has been designe ...
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EMI WLCA - page 2
EMI@ENVIROMASTER.COM ENVIROMASTER INTERNA TIONAL LLC 2 displayed on the fascia mounted receiver . The microproces- sor also limits the number of compressor starts per hour to reduce wear on the compressor . The infrared transmitter is used to switch the unit on/off, change temperature settings, fan speed, operating mode and to toggle the motorized ...
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EMI WLCA - page 3
EMI@ENVIROMASTER.COM ENVIROMASTER INTERNA TIONAL LLC 3 1. Position the thermostat approximately 5 ft. above floor level. 2. Do not position thermostat where it can be directly affected by the unit’s discharge air stream. 3. Avoid external walls and draft s from windows and doors. 4. Avoid positioning near shelves and curtains as these restrict ai ...
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EMI WLCA - page 4
EMI@ENVIROMASTER.COM ENVIROMASTER INTERNA TIONAL LLC 4 SECTION THROUGH F ASCIA FASCIA BLANKING PIECE 3. Condensate pipework should slope downwards in the direction of water flow with a minimum gradient of (1” per 10’). There must not be any uphill gradients other than in the first 18” of pipework from the Cassette. 4. When multiple Cassettes ...
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EMI WLCA - page 5
EMI@ENVIROMASTER.COM ENVIROMASTER INTERNA TIONAL LLC 5 E LE CT R ICAL S P E CIF ICATIO N S SM A L L M E DIU M L A R GE P OW E R SU P P LY 230V / 1P H /60H Z 230V /1P H /60H Z 230V / 1P H /60H Z F U LL LO A D A M P S A 0.4 0.6 0.9 MI N. CIRCUIT A MP A CITY ( MCA ) A 0 . 5 0 . 7 5 1 . 1 3 REC. FU S E A 1 51 51 5 SM A L L M E DIU M L A R GE P OW E R S ...
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EMI WLCA - page 6
EMI@ENVIROMASTER.COM ENVIROMASTER INTERNA TIONAL LLC 6 STA RT U P SH E E T E XA M PLE E N VIR OM ASTE R IN TE R N A TION AL LL C 5780 SU C C ESS D RIVE R O M E , N Y 1 34 4 0 T EL: 1 -800-22 8-9364 F A X: 1 -800-23 2-9364 H T T P :/ / WWW.E N VIR OM A S T E R .C O M CO M M ENT: IN ITIA L TE ST PR ESSU R E FIN A L TES T PRESSURE T E S T DU RA TI O N ...
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EMI WLCA - page 7
EMI@ENVIROMASTER.COM ENVIROMASTER INTERNA TIONAL LLC 7 CAH/ W TECHNICAL DAT A R E F R I G E R A T I O N 09- 12 15 18- 24 30-3 6 42- 48 NUM BE R O F CIRCUI T S 1 1 1 1 1 R E FR IGE R A N T T Y PE R 2 2 R 2 2 R 2 2 R 2 2 R 2 2 CABI NE T DIM ENS I ONS 0 9 - 1 2 1 5 1 8 - 2 4 3 0 - 3 6 4 2 - 4 8 H EI GHT 10 -3 /4" 9 -1/2" 9 -1/2" 11 -1 / ...
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EMI WLCA - page 8
EMI@ENVIROMASTER.COM ENVIROMASTER INTERNA TIONAL LLC 8 SMALL CABINET • CAH 9,000 - 12,000 • CAHW 9,000 ONL Y • CAF 8,000 - 12,000 • CAF4 8,000 ONL Y EMI CASSETTE DIMENSIONS ...
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EMI WLCA - page 9
EMI@ENVIROMASTER.COM ENVIROMASTER INTERNA TIONAL LLC 9 MEDIUM CABINET • CAH 15,000 - 24,000 • CAHW 12,000 - 24,000 • CAF 18,000 - 20,000 • CAF4 12,000 - 20,000 CAS S ETT E DIM ENS IO NS ( I NCHE S ) S I Z E ABCD E F G H J K LM N M EDIUM 11 37 37 1¾ 32¾ 32¾ 2¾ ½ Ø 5 3¼ 9½ ¾ 33 ¼ LARG E 13 49¼ 37 1¾ 32¾ 45 2¾ ½ Ø 6 13¼ 9½ ¾ ...
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EMI WLCA - page 10
EMI@ENVIROMASTER.COM ENVIROMASTER INTERNA TIONAL LLC 1 0 The red indicator will be lit when the in-built time clock func- tion is activated. T o disable the time clock, all start/stop times must be set to 12am via the transmitter (see program- ming instructions in this installation manual). The red indi- cator is also used to diagnose operational a ...
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EMI WLCA - page 11
EMI@ENVIROMASTER.COM ENVIROMASTER INTERNA TIONAL LLC 1 1 DISPLA Y INDICA T ORS TRANSMIT INDICA TOR Flashes when system settings are transmitted. MODE INDICA TOR Highlights Mode of Operation. F AN MODE INDICA TO R Highlights Fan Speed. CLOCK/TIMER DISPLA Y Shows current day , time, or weekly program Stop/Start times. SETPOINT DISPLA Y Indicated temp ...
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EMI WLCA - page 12
EMI@ENVIROMASTER.COM ENVIROMASTER INTERNA TIONAL LLC 1 2 SETTING UP THE BUIL T -IN TIME CLOCK HOW TO SET THE PRESENT TIME 1. Press CLK/Timer: “Clock Set” highlights. NOTE: Display will stop flashing after 15 seconds. 2. Select Hour with either (+) or (-). figure will flash. 3. Press (+) or (-) to change hour . 4. Press CLK/Timer to confirm and ...
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EMI WLCA - page 13
EMI@ENVIROMASTER.COM ENVIROMASTER INTERNA TIONAL LLC 1 3 IMPORT ANT : As of 12/01/04 EMI air handlers will be manu- factured with a low Volt transformer installed. At the same time, EMI outdoor condensers will be manufactures with- out a low Volt transformer . When connecting an EMI evapo- rator to a non-EMI condenser , check to ensure that there i ...
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EMI WLCA - page 14
EMI@ENVIROMASTER.COM ENVIROMASTER INTERNA TIONAL LLC 1 4 TRANSMITTER F AILURE (MICRO UNITS ONL Y). Try new batteries first, if receiver bleeps on transmitting signal, trans- mitter is OK. If no response press On/Off button on unit fascia. If the unit responds to the On/Off button transmitter is faulty . MICROPROCESSOR F AILURE (MICRO UNITS ONL Y). ...
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EMI WLCA - page 15
EMI@ENVIROMASTER.COM ENVIROMASTER INTERNA TIONAL LLC 1 5 HIGH CONDENSA TE LEVEL TRIP . Drain the condensate tray and investigate. See section “Condensate high Level/” erating pressures. Check filter condition. (See maintenance instructions for more information). SENSOR F AILURE (MICRO UNITS ONL Y). If any of the sensors are faulty the microproc ...
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EMI WLCA - page 16
EMI@ENVIROMASTER.COM ENVIROMASTER INTERNA TIONAL LLC 1 6 NO HEA TING (E lectric Heat) POSSIBLE CAUSES/REMEDIES INCORRECT MODE SETTING (MICRO UNITS ONL Y) – Check that the transmitter Mode is set to Heat or Auto Mode. SET POINT TOO LOW – Check the set point on the trans- mitter or wall mounted thermostat and adjust if necessary . OVERHEA T CUT O ...
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EMI WLCA - page 17
EMI@ENVIROMASTER.COM ENVIROMASTER INTERNA TIONAL LLC 1 7 MAINTENANCE EVERY 3 MONTHS: Check the air filter condition and clean if necessary (see below). EVERY 6 MONTHS: Same as 3 months plus clean conden- sate tray with biocide suitable for polystyrene and clean fas- cia. EVERY 12 MONTHS: Same as 6 months plus check all electrical connections for se ...
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EMI WLCA - page 18
EMI@ENVIROMASTER.COM ENVIROMASTER INTERNA TIONAL LLC 1 8 TERMINAL BLOCK INSTRUCTION FOR THE CONNECTION OF HIGH/LOW VOL T AGE WIRES When connecting line and/or low voltage wires to the CAH terminal block(s) a 3/32-screw driver (thermostat type) is required. 1. Insert the screwdriver into the square hole until you “hit bottom.” This will open the ...
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EMI WLCA - page 19
EMI@ENVIROMASTER.COM ENVIROMASTER INTERNA TIONAL LLC 1 9 1. Cassette Chassis 2. Evaporator Assembly 3. Electric Heater Element Assembly 4. Condensate Tray 5. Condensate Tray Supports (2) 6. Condensate Pump 7. High Level Switch 8. Condensate Pump Assembly 9. Fan/Motor Assembly 10. Coil/Return Air Sensors 1 1. Grille 12. Label 13. Air Deflector V ane ...
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EMI WLCA - page 20
EMI@ENVIROMASTER.COM ENVIROMASTER INTERNA TIONAL LLC 2 0 1 8 5 7 10 18 19 20 14 3 2 9 4 6 16 13 12 15 11 17 1. Cassette Chassis 2. Evaporator Coil 3. Condensate Tray 4. Condensate Tray Support 5. Condensate Pump 6. High Level Switch 7. Fan & Motor Assembly 8. Fan Inlet Ring 9. Grille 10. Infrared Receiver 1 1. V ane 12. V ane Motor Assembly 13. ...
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