Instruction/ maintenance manual of the product 48/50P4 Carrier
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Manufacturer reserves the right to disco ntinue, or change at any time, specifications or de signs without notice and without inc urring obligations. Catalog No .
2 Table 2 — Motormast er® V Control Packa ge Contents — 48/50P03 0-060 Units ITEM CRLO W AMB033A00 CRLO W AMB034A00 CRLOW AMB035A 00 Connector ( 1 / 2 -in.
3 Table 3 — Motormaster V Control Packa ge Contents — 48/50P0 70-100 Units Table 4 — Motormast er V Control Package Us age INST ALLA TION Pre-Installation — Inspect the contents of this accessory package before installing. File a claim with the shipper if there is shipping damage or if a part is missing.
4 WIND BAFFLE Fig. 2 — Wind Baffle Details NO T E: 48/50P030, 035, and 070-100 units do not require baffles. UNIT SIZE QU ANTITY DIMENSION “A” in.
5 Step 2 — Mounting and Electrical Con nec- tions for Motormaster® V Control 48 /5 0P 03 0- 06 0 U NI TS — For 48/50P030-035 units, the Mo- tormaster controlled outdoor -fan motor (OFM) is the no. 1 OFM (see Fig. 3). The no. 2 OFM is controlled by the Com- fort link head pressure control routine.
6 UNIT 48/50P F AN ARRANGEMENT F A N NO . NORMAL CONTROL 030,035 1 MMV -A 2 Controlled by the Comf or t Link™ head pressure control routine 040 1 Controlled by the Comf or t Link head pressure contr.
7 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.
8 MMF-A MMF-B FR-A FR-B Fig. 7 — 48/50P Control Box Details LEGEND FR — F an R ela y MMF — Motor master V Fuse Block a48-8565 OFM-1 (030,035,050-060) OFM-3 (040) MMV -A L1 L2 L3 T1 T2 T3 B- B+ BLK BLK BLU YEL 1 2 5 6 11 12 2 14 13A 13B 13C 15 5 9 MMPT 230-3-60 SHOWN.
9 f. Run the FR cable through the 1 / 2 -in. connector of the MMV enclosure (do not tighten connector screws at this time). Conn ect black wire to MMV terminal 2 and red wire to MMV termin al 1, 13A, or 13C (see T able 4). Pl ace 1 small varnish cloth 38C24601 around bot h cables at the point they enter the 1 / 2 -in.
10 b. In main control box connect one Motormaster VFD harness 48ZZ401971 to th e load side of MMF-A (label the opposite end of this harness as MMF-A) and the other Motormaster VFD har- nesses 48ZZ401971 to the load side of MMF-B (label the opposite end of this harness as MMF-B).
11 Step 3 — Configure Motormaster ® V Con- tr ol — The Motormaster V control is configured for propor- tional integral (PI) control mode. The Motormaster V varies the condenser fan motor speedto maintain a set point of 320 psig liquid line pressure in response to a 0 to 5 vdc feed- back signal from the liquid line pressure transducer .
12 OFM-1 (070,075) OFM-2 (090,100) MMV -B L1 L2 L3 T1 T2 T3 B- B+ BLK BLK BLU YEL 11 12 13 22 23 21 OFM-3 (070,075) OFM-6 (090,100) 1 2 5 6 11 12 2 14 13A 13B 13C 15 5 9 FR-B MMPT -B 230-3-60 SHOWN.
13 Drive Pr ogramming — T able 5 shows all program pa- rameters for each of the opera ting modes. Refer to Trouble- shooting section before attempting to change programming in the Motormaster V control. TO ENTER P ASSWORD AND CHANGE PROGRAM V ALUES: 1.
14 Table 5 — Program Parameters for the Operating Mode LEGEND P ARAMETERS DESCRIPTION MODE 1 MOD E 2 MODE 4 P01 Line V oltage: 01 = low line, 02 = high line 01 02 02 P02 Carrier Freq: 01 = 4 kHz, 02.
15 EPM Chip — The drive uses a electronic programming module (EPM) chip to store the program parameters. This is an EEPROM memory chip and is ac cessible from the front of the VFD.
Manufacturer reserves the right to disco ntinue, or change at any time, specificatio ns or designs without notice and without inc urring obligations. Catalog No .
An important point after buying a device Carrier 48/50P4 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Carrier 48/50P4 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Carrier 48/50P4 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Carrier 48/50P4 you will learn all the available features of the product, as well as information on its operation. The information that you get Carrier 48/50P4 will certainly help you make a decision on the purchase.
If you already are a holder of Carrier 48/50P4, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Carrier 48/50P4.
However, one of the most important roles played by the user manual is to help in solving problems with Carrier 48/50P4. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Carrier 48/50P4 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
