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Subject to change without notice

 

Installation Operation Maintenance Manual

 

                      

Manufacturer’s Name: Saudi Airconditioning Manufacturing Co. Ltd. 
Country of origin :  Jeddah, Saudi Arabia 
Nearest port of embarkation: Jeddah Islamic port 
Product classification: Commercial and Residential

 

40RUM Packaged Air Handler Units – 50Hz 

Nominal Cooling Capacity 6.0 – 15.0 Tons 

HFC R

 

-410A Refrigerant 

 

The 40RUM Series air-handling units are the best choice for packaged air handlers. Model 40RUM units have  

direct-expansion coils. All models offer excellent fan performance, a unique combination of indoor air quality features, 

easy installation, and affordable prices. Their versatility and state-of-the-art features will provide economical 

performance now and in the future. 

 

Contact your local Carrier representative for additional reference materials. 

 

 

40RUM Packaged Air Handler Units – 50Hz 

Quality Assurance 

Certificate Reg. No:  

04 100 950420 

Page 1

Summary of Contents for 40RUM Series

Page 1: ...10A Refrigerant The 40RUM Series air handling units are the best choice for packaged air handlers Model 40RUM units have direct expansion coils All models offer excellent fan performance a unique comb...

Page 2: ...ich will result in severe personal injury of death WARNING signifies hazards which could result in personal injury or death CAUTION is used to identify unsafe practices which may result in minor perso...

Page 3: ...hes and other ignition sources away from refrigerants and oils Before performing service or maintenance operations on unit always turn off main power switch to unit and install lockout tag Unit may ha...

Page 4: ...15 0 Operating Weight kg Base Unit with TXV 4 Rows 181 183 193 315 323 Plenum Fans Qty Diameter mm Nominal Airflow L s 1133 1604 1888 2360 2831 Airflow Range L s 850 1416 1203 2006 1416 2360 1770 294...

Page 5: ...illimeter mm 2 Direction of airflow 3 Recommended clearance Rear 3 0 in 76 2mm Front 2 0ft 6 0in 762mm Right Side 2 0ft 6 0in 762mm Left Side 2 0ft 6 0in 762mm 4 Liquid piping not supplied by Carrier...

Page 6: ...illimeter mm 2 Direction of airflow 3 Recommended clearance Rear 3 0 in 76 2mm Front 2 0ft 6 0in 762mm Right Side 2 0ft 6 0in 762mm Left Side 2 0ft 6 0in 762mm 4 Liquid piping not supplied by Carrier...

Page 7: ...rvice access and airflow Rear 3 ft 914 mm 21 2 ft 762 mm with electric heat accessory Front 21 2 ft 762 mm Right Side 31 2 ft 1067 mm Left Side 21 2 ft 762 mm Be sure floor wall or ceiling can support...

Page 8: ...te return air locations are shown in Typical Unit Positioning Alternate return air locations can be used by moving the unit panel from the alternate return air location to the standard return air loca...

Page 9: ...ostatic expansion valves TXVs distributors and nozzles for use with R 410A Knockouts are provided in the unit corner posts for 40RUM refrigerant piping See Unit Dimensional Drawing which also lists re...

Page 10: ...Radius Elbow 40RUM 14 1 Suction Lower 1 1 8 Street Elbow 1 1 8 Nipple 75 8 L 1 1 8 Long Radius Elbow 2 Liquid Lower 5 8 Street Elbow 5 8 Nipple 1 7 16 L 5 8 Long Radius Elbow 3 Liquid Upper 5 8 Street...

Page 11: ...alled in the condensate drain line to ensure that the static pressure of fans is balanced with the water column in the drain line and that condensate can drain completely from pan Without a trap air c...

Page 12: ...eck the unit data plate to ensure that available power supply matches electrical characteristics of the unit See Electrical Data Table for unit electrical data Install power wiring in accordance with...

Page 13: ...on losses and air noise RETURN CONNECTIONS When using return air ductwork route return air duct to the unit s return air inlet near the filter rack using a canvas connection to prevent transmission of...

Page 14: ...cement of filters Testing for cooling heating system leaks Checking of all electrical connections Most unit service can be performed by removing one or both of the unit s side panels Coil cleaning or...

Page 15: ...Press down on belt with one finger midway between fan and motor pulleys to check deflection For units with motor sizes up to and including 3 7 Hp 2 76 kW correct deflection is 3 16 in 4 8 mm For larg...

Page 16: ...o obtain desired fan speed refer to the fan motor and drive data in and adjust fan motor pulley as follows 1 Remove belt from fan motor pulley after loosening motor from motor base 2 Loosen setscrew i...

Page 17: ...ot bypass coil Cleaning Insulation The insulation contains an immobilized antimicrobial agent that helps prevent the growth of bacteria and fungi Clean the inner surface of the insulation according to...

Page 18: ...ced 3 Phase Supply Voltage 392 404 395 Average Voltage 3 Use the following formula to determine the percentage of voltage imbalance 400 3 50 Unit 40RUM 07 40RUM 08 40RUM 12 40RUM 14 40RUM 16 400 3 50...

Page 19: ...8 1 20 13 9 13 9 28 9 46 3 50 7 5 5 59 11 4 20 13 9 13 9 28 9 50 4 60 2 9 2 16 3 4 30 13 9 6 9 20 8 30 1 41 9 50 5 0 3 73 8 1 30 13 9 6 9 20 8 30 1 47 8 50 5 0 3 73 8 1 30 13 9 6 9 20 8 30 1 47 8 50...

Page 20: ...TYPICAL WIRING SCHEMATIC 40RUM Unit Size 7 16 Page 20...

Page 21: ...86 2 100 927 1 21 983 1 38 1035 1 56 1084 1 74 1131 1 92 1175 2 11 2 400 944 1 41 999 1 59 1052 1 78 1101 1 98 1149 2 18 1193 2 38 2 700 964 1 63 1018 1 82 1069 2 03 1118 2 24 1165 2 45 3 000 989 1 8...

Page 22: ...kW r s kW 850 15 16 0 78 16 08 0 89 16 94 1 01 17 74 1 13 18 51 1 26 19 25 1 39 990 15 44 0 90 16 38 1 03 17 25 1 16 18 07 1 30 18 84 1 43 19 58 1 57 1130 15 73 1 05 16 65 1 19 17 53 1 33 18 36 1 48...

Page 23: ...2350 79 65 15 3750 0 07 0 04 0 01 1750 18 10 2 5000 0 12 0 07 0 02 2350 29 17 5 6250 0 17 0 11 0 02 2950 43 26 5 4500 0 10 0 06 0 01 2100 24 14 2 6000 0 16 0 10 0 02 2800 39 24 5 7500 0 23 0 15 0 03 3...

Page 24: ...line filter driers with rated working pressures less than 600 psig Do not leave R 410A refrigerant suction line filter driers in line longer than 72 hours Do not install a suction line filter drier in...

Page 25: ...e leak repair and recharge Air in system Recover refrigerant evacuate system and recharge Condenser coil dirty or restricted Clean coil or remove restriction Dirty drier filter Replace filter Dirty co...

Page 26: ...heck if the accurater device is installed in fan coil unit Outdoor Unit Check power supply to see if it matches the unit data plate Are fresh batteries intalled properly in the fan coil remote control...

Page 27: ...NOTES Page 27...

Page 28: ...rights to discontinue or change at any time specifications or designs without notice and without incurring any obligations Supersedes Version N A Catalog Number 40RUM IOM 50Hz V1 Effective Date 13 01...

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