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48/50P2,P3,P4,P5030-100
Low Ambient Operation
®
MOTORMASTER V Control Accessory
50/60 Hz
Installation Instructions
Part Numbers: CRLOWAMB033A00 THROUGH CRLOWAMB038A00
CONTENTS
Page WARNING
SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . . . . 1
Open all remote disconnects before servicing this equip-
GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
ment. Electrical shock could result in personal injury.
INSTALLATION . . . . . . . . . . . . .
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FROM FUSE BLOCK TERMINAL BLOCK L1 L2 L3 12 5 6 1 12 2 14 13A 13B 13C 15 25 2 30 31 TXA TXB COM +5V B 13B 13C 12 13A NOTE: Wire colors for MMPT: 256 2 2 — BLACK (A) TO PRESSURE T1 T2 T3 B- B+ 5 — GREEN (C) TRANSDUCER 6 — RED (B) PRESSURE TRANSDUCER 1 2 3 TO MOTOR(S) Fig. 1 — Motormaster® V Control Table 2 — Motormaster® V Control Package Contents — 48/50P030-060 Units ITEM CRLOWAMB033A00 CRLOWAMB034A00 CRLOWAMB035A00 1 Connector ( / -in.) HW60EA001 2 Connector (1-in.) HW60HH006 Contro
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Table 3 — Motormaster V Control Package Contents — 48/50P070-100 Units ITEM CRLOWAMB036A00 CRLOWAMB037A00 CRLOWAMB038A00 1 Connector ( / -in.) HW60EA001 (2) 2 Connector (1-in.) HW60HH006 (2) Controller, 230 V 2 Hp HR46TN001 (2) — — Controller, 460 V 2 Hp — HR46TN002 (2) — Controller, 575 V 2 Hp — — HR46TN003 (2) Enclosure 30RA500381 (2) Enclosure Cover 30RA500519 (2) Enclosure Mounting Bracket 50EJ500656 (2) Fan Relay HN61KK055 (2) Relay Base HN79KK035 (2) Fuse Block HY11UT035 (2) Fuse 15A, KTK-
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WIND BAFFLE a48-8561 BAFFLE INSTALLATION LOCATION (SIZES 050 AND 060 SHOWN) a48-8560 DIMENSION “A” UNIT SIZE QUANTITY in. mm 030,035 Not Used — — 040-060 2 78.125 ± 0.125 1984 ± 3 070-100 Not Used — — NOTE: 48/50P030, 035, and 070-100 units do not require baffles. Fig. 2 — Wind Baffle Details 4
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c. Connect FR (fan relay) coil to OFC1 coil using the Step 2 — Mounting and Electrical Connec- 72-in. long 16 gage white and gray wires (stripped tions for Motormaster® V Control end goes to FR) as shown in Fig. 8. 5. Mount the MMV controller enclosure 30RA500381 on WARNING the bulkhead of the unit inside the outdoor fan section, as To avoid possibility of electric shock and personal shown in Fig. 4-6, using the mounting brackets injury, open and tag all electrical disconnects before 50EJ500656
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UNIT FAN ARRANGEMENT FAN NO. NORMAL CONTROL 48/50P MMV-A 1 2 030,035 Controlled by the ComfortLink™ head pressure 1 2 control routine Controlled by the ComfortLink head pressure 1 3 2 control routine 040 2 1 MMV-A 3 1 MMV-A 4 2 2 Controlled by the ComfortLink head pressure 050-060 control routine 1 3 3 4 MMV-B 1 Controlled by the ComfortLink head pressure 2 4 2 control routine 070,075 MMV-A 3 3 1 Controlled by the ComfortLink head pressure 4 control routine Controlled by the ComfortLink head pre
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MOTORMASTER CONTROL REMOVE PANEL RUN ELECTRICAL HARNESSES UP THE SIDE OF THE UNIT IN THE SPACE BETWEEN THE CORNER POST AND THE CONTROL BOX, THEN ALONGSIDE THE WIRE TRAY. ROUTE APPROPRIATE WIRES TO MOTORMASTER AND OFM 3 RUN TRANSDUCER HARNESS FROM CIRCUIT A TRANSDUCER TO MOTORMASTER ALONG THE LENGTH OF THE BOTTOM OF THE CONDENSER COIL THEN UP INTO MOTORMASTER. RUN THE WIRES ALONG THE OUTSIDE OF THE COIL TRAY. a48-8563 Fig. 5 — MMV Control Mounting — 48/50P040 Units MOTORMASTER CONTROL REMOVE PANE
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MMF-A MMF-B FR-A FR-B LEGEND a48-8565 FR — Fan Relay MMF — Motormaster V Fuse Block Fig. 7 — 48/50P Control Box Details LEGEND CCB — Control Circuit Breaker FR — Fan Relay OFM-1 (030,035,050-060) MM-F — Motormaster V Fuse Block OFM-3 (040) MMPT — Motormaster Pressure Transducer MMV — Motormaster V Control OFC — Outdoor-Fan Contactor OFM — Outdoor-Fan Motor TB — Terminal Block BLK NOTE: Wire colors for MMPT: RED 2 — BLACK (A) BLU 5 — GREEN (C) GRN/YEL, DRAIN 6 — RED
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1 6. Connect transducers HK05ZZ001 to the liquid line ser- f. Run the FR cable through the / -in. connector of 2 vice Schrader ports, located under the V-coils of the con- the MMV enclosure (do not tighten connector denser fan sections, of refrigerant circuit A and B. Circuit screws at this time). Connect black wire to MMV A is the one closest to the Indoor Fan Motor section, and terminal 2 and red wire to MMV terminal 1, 13A, circuit B is the one closest to the control box, (label cir- or 13C (
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b. In main control box connect one Motormaster Fig. 11) (label the opposite end of this harness as VFD harness 48ZZ401971 to the load side of FR-A) and the other Motormaster VFD harness MMF-A (label the opposite end of this harness as 48ZZ402001 to the NO contact of FR-B (label the MMF-A) and the other Motormaster VFD har- opposite end of this harness as FR-B). Run the har- nesses 48ZZ401971 to the load side of MMF-B nesses along the bottom of the control box and out (label the opposite end of t
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REMOVE TWO FAN DECKS TO GAIN ACCESS TO ROUTE WIRING TO OFM 2 AND OFM 6 ROUTE THROUGH SNAP BUSHING REMOVE PANEL MOTORMASTER A CONTROL MOTORMASTER B CONTROL TRANSDUCER A RUN ELECTRICAL HARNESSES UP THESIDE OF THE UNIT IN THESPACE BETWEEN THE CORNER POST AND THE CONTROL BOX. ROUTE WIRES INTO WIRE TRAY AND RUN TO MMV A/B AND OFM 6/2 TRANSDUCER B a48-8568 Fig. 10 — MMV Control Mounting — 48/50P090,100 Units ® Step 3 — Configure Motormaster V Con- lock out all power then swap 2 leads AFTER the Motorma
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LEGEND CCB — Control Circuit Breaker FR — Fan Relay OFM-1 (070,075) MMF — Motormaster V Fuses OFM-2 (090,100) CIRCUIT B MMPT — Motormaster Pressure Transducer MMV — Motormaster V Control OFC — Outdoor-Fan Contactor OFM — Outdoor-Fan Motor TB — Terminal Block BLK NOTE: Wire colors for MMPT: RED BLU 2 — BLACK (A) GRN/YEL, DRAIN 5 — GREEN (C) BLU 6 — RED (B) YEL BLK TB 1 2 5 6 11 12 2 14 13A 13B 13C 15 MMF-B BLU YEL L3 L1 L2 A B C BLK BLK 5 9 FR-B MMPT-B 230-3-60 SHOWN. 21 22 23 RE
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Drive Programming — Table 5 shows all program pa- TROUBLESHOOTING rameters for each of the operating modes. Refer to Trouble- Troubleshooting the Motormaster V control requires a com- shooting section before attempting to change programming in bination of observing system operation and VFD display the Motormaster V control. information. If the liquid line pressure is above the set point and the VFD CAUTION is running at full speed, this is a normal condition. The fan CANNOT go any faster to main
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Table 5 — Program Parameters for the Operating Mode PARAMETERS DESCRIPTION MODE 1 MODE 2 MODE 4 P01 Line Voltage: 01 = low line, 02 = high line 01 02 02 P02 Carrier Freq: 01 = 4 kHz, 02 = 6 kHz, 03 = 8 kHz 01 01 01 P03 Startup mode: flying restart 06 06 06 P04 Stop mode: coast to stop 01 01 01 Standard Speed source: 01 = keypad, 04 = 4-20mA (NO PI), 05 = R22 or R410A, P05 05 05 05 06 = R134a P06 TB-14 output: 01 = none 01 01 01 P08 TB-30 output: 01 = none 01 01 01 P09 TB-31 Output: 01 = none 01
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® generated by the Motormaster V control. Ensure unit is well EPM Chip — The drive uses a electronic programming grounded to eliminate ground currents along communication module (EPM) chip to store the program parameters. This is an lines. EEPROM memory chip and is accessible from the front of the VFD. It should not be removed with power applied to the If communications are lost only while Motormaster V con- VFD. trol is in operation, order a signal isolator (CEAS420876-2) and power supplies (CE
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Copyright 2009 Carrier Corporation Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations. Catalog No. 04-53480070-01 Printed in U.S.A. Form 48/50P-2SI Pg 16 9-09 Replaces: New
