Page 2 - SAFETY PRECAUTIONS; Before installation and electric work; Symbols used in the text; Carefully read the labels affixed to the main unit.
SAFETY PRECAUTIONS and install the unit at the specified place. - Improper installation may cause the unit to topple and result in injury. • Always use an air cleaner, humidifier, electric heater, and otheraccessories specified by Mitsubishi Electric. - Ask an authorized technician to install the ac...
Page 3 - Precautions for devices that use
2 2. Precautions for devices that use Caution: • Do not use the existing refrigerant piping. - The old refrigerant and refrigerator oil in the existing piping con- tains a large amount of chlorine which may cause the refrigeratoroil of the new unit to deteriorate. • Use refrigerant piping made of C1...
Page 4 - FEATURES; Ceiling Concealed; Models
3 PEFY-P06NMLU-E PEFY-P08NMLU-E PEFY-P12NMLU-E 1.8 / 2.0 2.3 / 2.6 3.5 / 4.0 FEATURES 1 Indoor unit Ceiling Concealed Series PEFY Models Cooling capacity/Heating capacity kW 6000 / 6700 8000 / 9000 12000 / 13500 BTU / h
Page 5 - PART NAMES AND FUNCTIONS; Remote controller; Air inlet
4 PART NAMES AND FUNCTIONS 2 ● Indoor (Main) Unit ● Remote controller [Operation buttons] [PAR-21MAA] ● Once the controls are set, the same operation mode can be repeated by simply pressing the ON/OFF button. Air inlet Air outlet 1 [Set Temperature] Button 2 [Timer Menu] Button[Monitor/Set] Button 3...
Page 7 - SPECIFICATION
6 3 SPECIFICATION 3-1. Specification Notes: *1 Cooling/Heating capacity indicates the maximum value at operation under the following condition. Cooling: Indoor: 26.7 ° C [80 ° F] DB/19.4 ° C [67 ° F] WB Outdoor: 35 ° C [95 ° F] DB Heating: Indoor: 21.1 ° C [70 ° F] DB Outdoor: 8.3 ° C [47 ° F] DB/6....
Page 9 - OUTLINES AND DIMENSIONS
8 4 OUTLINES AND DIMENSIONS PEFY-P06·08·12NMLU-E Drain pipe Gas pipe Liquid pipe Ceiling surface Access door Make the access door at the appointed position properly for service maintenance. Required space for service and maintenance. Suspension bolt hole 4-14X30(9/16X1-3/16) Slot Air filter (Accesso...
Page 10 - WIRING DIAGRAM
9 5 WIRING DIAGRAM PEFY-P06·08·12NMLU-E NOTE;1.The wirings to TB2,TB5,TB15 shown in chained line are field work. 2.Mar k indicates ter minal bed, connector , board inser tion connector or f astening connector of control board. Switch(for mode selection) Switch(for model selection) Switch(for capacit...
Page 11 - REFRIGERANT SYSTEM DIAGRAM; Gas pipe
10 REFRIGERANT SYSTEM DIAGRAM 6 Strainer (#100mesh) Strainer (#100mesh) Heat exchanger Room temperature thermistor TH21 Gas pipe thermistor TH23 Liquid pipe thermistor TH22 Linear expansion valve Gas pipe Brazed joints Gas pipe PEFY-P06·08·12NMLU-E mm <in.> ø12.7<1/2> Liquid pipe ø6.35&l...
Page 12 - TROUBLE SHOOTING
11 7 TROUBLE SHOOTING 7-1. How to check the parts Room temperaturethermistor (TH21) Liquid pipe thermistor (TH22) Gas pipe thermistor (TH23) Trans Fan motor Linear expansionvalve Disconnect the connector, then measure the resistance using a tester.(Sorrounding temperature 10 ° C~30 ° C[50 ° F~86 ° F...
Page 13 - Make sure that power source is turning off.; Indoor unit control board; ) Indoor unit address setting rule is different by each field work.; Indoor unit do not run without address setting in field.
12 CN62 SW1 SW7 ON ON ON W254665G06 JP2 SW14 FP-AD-R CN82 6 8 1 1 240V 220V 1 1 0 1 12 ASSY 2 3 4 5 6 7 8 9 10 2 1 3 4 5 6 7 8 9 G 2 3 1 1 O F F 2 3 3 A B C D E F 10 JP1 SW5 SWC SWA 1 3 2 SW12 SW11 01 23 4 5 6 7 8 9A B C D E F 0 1 2 3 45 6 7 8 9 0 1 2 3 45 6 7 8 9 7-2. Setting of address switch Make...
Page 15 - DISASSEMBLY PROCEDURE; OPERATING PROCEDURE; Removing the control box cover
14 8 DISASSEMBLY PROCEDURE OPERATING PROCEDURE PHOTOS 1.Removing the control box cover (1) Remove the fixing screws (two) of the control box (A), and remove the cover. (Fig. 1) *At this stage, the following servicing is possible. 1 Operation and check of the switches (listed below) whichare on the c...
Page 16 - Removing the fan casing and sirocco fan.
15 OPERATING PROCEDURE PHOTOS 8-2. FAN and FAN MOTOR Be careful on removing heavy parts. fig.3 fig.5 1.Removing the fan casing and sirocco fan. (1) Remove the bottom plate 1. (fixing screws : six) (Fig. 3) (2) Remove the fixing screws (three) of the fan casing, and turn it in direction of arrow. (Fi...
Page 23 - 400 Lawrenceville Suwanee Road; Specifications are subject to change without notice.
3400 Lawrenceville Suwanee Road ● Suwanee, Georgia 30024 Toll Free: 800-433-4822 ● Toll Free Fax: 800-889-9904 www.mrslim.com Specifications are subject to change without notice.