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Fig. 2 — Wind Baffle Details

NOTE: 48/50A2,A3,A4,A5060 units with MCHX do not require
baffles.

                         LEGEND
MCHX — Microchannel Heat Exchanger
RTPF  — Round Tube Plate Fin Heat Exchanger

UNIT SIZE

QUANTITY

DIMENSION “A”

in.

mm

020-035

1

78.125 ± 0.125

1984 ± 3

036-050

2

78.125 ± 0.125

1984 ± 3

051,060

2

118 ± 0.125

2997 ± 3

SIZES 020-035

SIZES 036-050 AND

060 RTPF

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Summary of Contents for MOTORMASTER CRLOWAMB018A00

Page 1: ...motor speed in response to varying liquid refrigerant pressure A properly applied Motormaster V control extends the operating range of air conditioning systems and permits operation at lower outdoor a...

Page 2: ...Class CC HY10KB200 3 Fuse 30A KTK R Class CC HY10KB300 3 Harness Assembly 48EJ403106 2 Harness Assembly 48EJ402454 Harness Assembly 48EJ402298 Label 48EJ503269 Transducer HK05YZ007 Transducer Harness...

Page 3: ...HR46TN001 2 Controller 460 V 2 Hp HR46TN002 2 Controller 575 V 2 Hp HR46TN003 2 Enclosure 30RA500381 Enclosure Cover 30RA500519 Enclosure Mounting Bracket 50EJ500656 Fan Relay HN61KK035 2 Relay Base...

Page 4: ...LEGEND MCHX Microchannel Heat Exchanger RTPF Round Tube Plate Fin Heat Exchanger UNIT SIZE QUANTITY DIMENSION A in mm 020 035 1 78 125 0 125 1984 3 036 050 2 78 125 0 125 1984 3 051 060 2 118 0 125 29...

Page 5: ...he existing OFM wire harnesses and strip insulation back 1 2 inch Attach 16 gage black red and blue field supplied wires to the corresponding colors of both OFM harnesses with a wire nut Connect black...

Page 6: ...51 060 RTPF 1 MMV 2 3 Shut OFF at 55 F and turn ON at 65 F outdoor air temperature 4 5 6 060 MCHX 1 MMV B 2 Shut OFF at 55 F and turn ON at 65 F outdoor air temperature 3 MMV A 4 Shut OFF at 55 F and...

Page 7: ...OCK Fig 4 Fuse Block and Fan Relay Mounting cont 48 50A2 A3 A4 A5 AJ AK AW AY036 051 AND 060 RTPF 48 50A2 A3 A4 A5 AJ AK AW AY060 MCHX a48 8404 MMV CONTROL ACH550 OR S9 VFD Fig 5 MMV Control Mounting...

Page 8: ...8 E3 VFD MMV CONTROL E3 VFD MMV CONTROL Fig 6 MMV Control Mounting with 25 Hp 575 v E3 VFD Fig 7 MMV Control Mounting with 30 or 40 Hp 575 v E3 VFD StockC heck com Downloaded from StockCheck com...

Page 9: ...MMPT 230 3 60 SHOWN REFER TO TABLE 4 FOR ALTERNATE VOLTAGE CONNECTIONS A B C TB YEL RED BLK RED BLU 11 12 13 22 23 21 Fig 8 Motormaster V Accessory Wiring 48 50A2 A3 A4 A5 AJ AK AW AY020 035 Units Fi...

Page 10: ...he control box and run them through the opening of the cable tray on the back of the control box where existing transducer cables come out Route wires along bottom edge of back of control box and up t...

Page 11: ...230 3 60 SHOWN REFER TO TABLE 4 FOR ALTERNATE VOLTAGE CONNECTIONS FR A OFC3 13 14 C1 C2 ADD FAN RELAY FR A IN PARALLEL WITH OFC3 MMF A BLU YEL A B C TB BLU RED BLK GRN YEL DRAIN RED BLK BLU RED BLK G...

Page 12: ...n ap proximately 200 psig liquid line pressure for R 22 units and 320 psig for R 410A units Above that pressure the fan should operate at full speed The Motormaster V control uses a 0 to 5 vdc signal...

Page 13: ...at low frequencies 0 5 0 5 0 5 P29 Accel boost 0 0 0 0 P30 Slip compensation 0 0 0 0 P31 Preset spd 1 speed if loss of control signal 57 57 47 P32 Preset spd 2 0 0 0 0 P33 Preset spd 3 0 0 0 0 P34 Pr...

Page 14: ...e group is displayed through parameters P50 to P56 and all values are read only These values can be accessed without entering a password Press MODE twice and P50 will appear Press MODE again to displa...

Page 15: ...ltage set P01 appropriately JF Serial Fault Automatic The watchdog timer has timed out indicating that the serial link has been lost Check serial connection computer Check settings for P15 Check setti...

Page 16: ...any time specifications or designs without notice and without incurring obligations Catalog No 04 53480084 01 Printed in U S A Form 48 50A 14SI Pg 16 3 11 Replaces 48 50A 10SI Copyright 2011 Carrier...

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