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Carrier CRECOMZR077A00, Installation Instructions Manual, Page: 28 / 28

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Carrier CRECOMZR077A00 Installation Instructions Manual Download Page 28

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.

Catalog No. 04-53480208-01

Printed in U.S.A.

Form IIK-CRECOMZR77-03

Pg 28 

11-18A

11-18

Replaces: NEW

© Carrier Corporation 2018

Summary of Contents for CRECOMZR077A00

Page 1: ...r safety glasses and work gloves Use care in handling and installing the accessory It is important to recognize safety information This is the safety alert symbol When you see this symbol on the unit...

Page 2: ...for applications requiring even greater ex haust capabilities The power exhaust set point is adjustable at the EconoMi er X controller See Table 1 3 for package usage See Table 4 for package con tents...

Page 3: ...Off Panel 1 Horizontal Blank Off Panel 1 Filter Access Door 1 Hardware Bag CRECOMZR081A00 1 EconoMi er Horizontal Damper Assembly with Actuator and HH79ZZ007 OA Sensor 1 Jade HW63AW002 HW W7220 Contr...

Page 4: ...IZER P N A B SHIP WT CRECOMZR077A00 25 1 29 19 95 lb CRECOMZR079A00 25 1 37 25 150 lb CRECOMZR081A00 24 81 53 36 245 lb Outside Air Temperature Sensor Red Shipping Tape Outside Air Damper Wiring Harne...

Page 5: ...nk off panel above hood Screw in place See Fig 8 and 9 Fig 7 EconoMi er X Hood Installation Fig 8 Horizontal Return Opening Blank Off Panel Fig 9 Front Blank Off Panel Installation Panel Fig 10 Top Vi...

Page 6: ...on for more details on enthalpy settings Fig 13 Connect EconoMi er X Harness to Unit PL6 Economizer Harness 17 Remove and save the 12 pin jumper plug from the unit economizer harness located in the up...

Page 7: ...r ness See Fig 17 and 25 Fig 17 Connect 10 pin Plugs Together 22 Connect the 10 pin female plug from the Jade controller harness to ECON on the CTB See Fig 18 and 25 Fig 18 Connect 10 pin Jade Plug to...

Page 8: ...to Harness from Controller 27 Route the 4 wire 48TMHSRSE A20 harness through the divider between the control box and the indoor blower sec tion See Fig 22 NOTE Some control box configurations may diff...

Page 9: ...nnect Pink and Violet Wires in Indoor Blower Section 30 If using differential return sensor or DCV sensor install it now See installation details later in the instructions and the wiring diagram for f...

Page 10: ...GRA ORG YEL BLK BRN RED VIO 1 1 2 2 3 3 4 10 6 4 5 9 1 3 8 2 7 1 2 3 4 5 6 7 8 9 10 4 9 3 8 10 2 6 7 5 1 4 10 Pin Female Plug Disconnected from CTB CO2 Optional Ground W1 on CTB W7220 JADE Controller...

Page 11: ...NOTE The 4 wire 48TMHSRSE A20 harness provided with the economizer will also NOT be used on the 48 50LC 07 12 units see Fig 27 Fig 27 48TMHSRSE A20 Not Used on 48 50LC 07 12 Units 3 The 48 50LC 07 12...

Page 12: ...er See Fig 30 6 The connectors on the left side of Fig 28 on the 48LCHS RADH A00 harness attach to the unit s CSC board Con nect J3 and J5 plugs to the CSC board See Fig 30 7 Screw the green wire with...

Page 13: ...13 NOTE Harness attached to the W7220 controller from the Carrier factory is removed and not used with 48 50LC 07 12 units Fig 30 Typical EconoMi er X Wiring Diagram For 48 50LC 07 12 Units...

Page 14: ...e the HH57AC081 sensor for outside air sensor the dipswitches on the sensor must be set to OFF OFF OFF See Table 8 The 2 gray wires with a plug from the EconoMi er X harness in the return chamber plug...

Page 15: ...y limit value shall be set to the enthalpy value at 75 F and 50 relative humidity As an example at approximately 6 000 foot elevation the fixed enthalpy limit is approximately 30 7 Btu lb Demand Contr...

Page 16: ...ceptable to some codes is an annunci ator light visible by service personnel See Fig 36 for typical wiring to the Jade controller Refer to codes for proper labeling of light Fig 35 Thermostat Wired fo...

Page 17: ...GE STORED displays 9 Press the Enter button to return to the current menu parameter 10 Press the Menu Up Exit button to return to the previ ous menu Menu Structure Table 11 illustrates the complete hi...

Page 18: ...or power exhaust are available by referring to Table 11 options 3 Fan speed options are 1 1 Speed 2 2 Speed 3 2 Speed 1 Heat 1 Cool 4 3 Speed 1 Heat 2 Cool 4 Do not use 3 speed setting for LC units Ta...

Page 19: ...nds invalid value if not connected short or out of range OA TEMP _ _ _ F or C 40 F to 140 F 40 C to 60 C OUTSIDE AIR TEMPERATURE Displays measured value of outdoor air temperature Displays _ _ _ if se...

Page 20: ...unit under FAN TYPE and if DCV is NOT used MIN POS L 6 0V 2 to 10 vdc VENTILATION MINIMUM POSITION AT LOW SPEED Only displays if unit is set for 2 or 3 speed and CO2 is not used IF using 2 speed with...

Page 21: ...t and 1 for cool 3 speed units 1 for heat and 2 for cool These Fan Type speed settings are for future use only Do not use for 3 speed LC units FAN CFM 5000cfm 100 to 15000 cfm increment by 100 UNIT DE...

Page 22: ...PER CLOSE n a n a Positions damper to the fully closed position CONNECT Y1 O n a n a Closes the Y1 O relay Y1 O CONNECT Y2 O n a n a Closes the Y2 O relay Y2 O CONNECT AUX1O n a n a Energizes the AUX1...

Page 23: ...les 12 and 13 to locate the wiring terminals for the economizer module NOTE The four terminal blocks are removable Slide out each terminal block wire it and then slide it back into place Fig 38 W7220...

Page 24: ...d is satisfied thermostat Y1 opens the dampers will return to Minimum Damper position if indoor fan is running or fully closed if fan is off If accessory power exhaust is installed the power exhaust f...

Page 25: ...k to factory defaults and start over Under the SYSTEM SETUP menu you can change the set points to the factory defaults Will I be able to see the LCD screen when it is in the unit The LCD screen has a...

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Page 28: ...o discontinue or change at any time specifications or designs without notice and without incurring obligations Catalog No 04 53480208 01 Printed in U S A Form IIK CRECOMZR77 03 Pg 28 11 18A 11 18 Repl...

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