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Heatcraft H-IM-SCU, Инструкция по установке и эксплуатации

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© 2015 Heatcraft Refrigeration Products, LLC

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Содержание H-IM-SCU

Страница 1: ...actices 5 Refrigeration Pipe Supports 5 Suction Lines 6 Liquid Lines 6 Unit Cooler Piping 6 Line Sizing Tables 7 9 Evacuation and Leak Detection 10 Refrigerant Charging Instructions 10 Field Wiring 10...

Страница 2: ...above except that motor compressor replacements or exchanges shall be made through the nearest authorized wholesaler of the motor compressor manufacturer not at SELLER s factory and no freight shall b...

Страница 3: ...mum distance between units is the width of the largest unit If units are placed end to end the minimum distance between units is 4 feet Units in Pits The top of the unit should be level with the top o...

Страница 4: ...ntroduced above the liquid in the receiver tank The receiver discharge is regulated by the ORI valve Operation and Adjustment Condensing units with dual valves require sufficient charge to partially f...

Страница 5: ...he system as supplied by Heatcraft Refrigeration Products was thoroughly cleaned and dehydrated at the factory Foreign matter may enter the system by way of the evaporator to condensing unit piping Th...

Страница 6: ...runs to provide superheat at the compressor Pipe size example Given 30 F Cooler with one system having 2 evaporators One condensing unit rated at 350 000 BTUH s 20 F SST R404A refrigerant Two evapora...

Страница 7: ...0 09 0 13 1 2 R507 404A R407C 6 4 0 58 0 16 0 24 5 8 R507 404A R407C 10 3 0 93 0 25 0 35 7 8 R507 404A R407C 21 2 1 92 0 51 0 72 1 1 8 R507 404A R407C 36 1 3 27 0 86 1 24 1 3 8 R507 404A R407C 55 0 4...

Страница 8: ...3 8 1 3 8 1 3 8 7 8 1 1 8 1 1 8 1 1 8 1 3 8 1 3 8 1 3 8 7 8 1 1 8 1 1 8 1 1 8 1 3 8 1 3 8 1 3 8 72000 7 8 1 1 8 1 1 8 1 1 8 1 3 8 1 3 8 1 3 8 7 8 1 1 8 1 1 8 1 1 8 1 3 8 1 3 8 1 3 8 7 8 1 1 8 1 1 8 1...

Страница 9: ...8 1 5 8 1 5 8 1 5 8 1 5 8 1 1 8 1 3 8 1 3 8 1 5 8 1 5 8 1 5 8 1 5 8 120000 1 3 8 1 3 8 1 5 8 1 5 8 1 5 8 2 1 8 2 1 8 1 3 8 1 5 8 1 5 8 1 5 8 2 1 8 2 1 8 2 1 8 150000 1 3 8 1 5 8 1 5 8 1 5 8 2 1 8 2 1...

Страница 10: ...er evacuation Do not turn off vacuum pump when connected to an evacuated system before closing shut off valve The vacuum pump should be operated until a pressure of 1 500 microns absolute pressure is...

Страница 11: ...n the condensing unit nameplate If high or low voltage is indicated notify the power company If amperage draw is excessive immediately determine the cause and take corrective action On three phase mot...

Страница 12: ...ns to keep the condensing unit s within the control zone d If the supply air temperature is below the control zone and if the Supply Air Temp Rate of Change ROC is not indicating the supply air temper...

Страница 13: ...correct the problem and reset the unit using the Lckout RST from the Menu on the MAGNUM s key pad 10 If the compressor relay output is turned on either by computer or manual the compressor safeties a...

Страница 14: ...RATURE TEMPERATURE STATUS STATUS Page Up Page Down 09 55 CMP 1 45 54 CMP OFF READY 000 00 42 SST SSH SCT DSH 38 16 9 97 79 2 PG PG HH MM CIRCUIT LEV ENT CURRENT CONTROL STATE TIME IN CURRENT STATE SAT...

Страница 15: ...ts menu option shows the first 4 Sensor Inputs Pressing the Page Down button shows the next 4 Relay Outputs ACTUAL DISPLAY GETTING STARTED MANUAL REVISION 2 4 Pressing the Page Down button shows the f...

Страница 16: ...option shows the first 4 setpoints Selecting the Graphs menu option shows the following Continue pressing the Page Down or Page Up buttons to scroll through all the Alarm screens GRAPHS Selecting the...

Страница 17: ...menu Selecting the Lckout RST menu option shows the following Pressing the down arrow shows the rest of the submenu options ACTUAL DISPLAY GETTING STARTED MANUAL REVISION 2 4 Pressing the Page Down bu...

Страница 18: ...excess 3 Open valve 4 Check electrical circuit 5 Adjust 6 Clean Low discharge pressure 1 Faulty condenser temperature regulation 2 Suction shutoff valve partially closed 3 Insufficient refrigerant in...

Страница 19: ...t option Press enter 1st SI and offset appears i e Suction 1 0 0 Scroll using increase decrease keys to find sensor to calibrated Press enter use the increase decrease keys to change calibration value...

Страница 20: ...hat was installed cannot be initialized and therefore cannot be used Replace the Compact Flash card with one that works BATTERY FAILED Generated when Magnum is not getting power from the Battery User...

Страница 21: ...lgorithm incorporates a number of safety checks based on setpoints preventing unsafe conditions that could potentially cause damage to the system When a safety trips the circuit will be in a SAFETY TR...

Страница 22: ...CHECKED If the discharge temperature analog input rises above the value of the setpoint or the digital input turns ON for the time specified in the Time sec field the compressor will be Locked Out and...

Страница 23: ...nections are secure tighten if necessary Check operation calibration of all fan cycle and defrost controls when used Look for abnormal accumulation of ice patterns and adjust defrost cycles accordingl...

Страница 24: ...5V GRD GRD 5V S1 5V 5V GRD GRD S1 S1 5V GRD 5V 5V S1 GRD GRD S1 5V 5V S1 GRD GRD S1 5V WHITE BLACK SHIELD TEMP 1 SHIELD BLK TRANSDUCER WHITE DISCHARGE 1 RED GRD M1 ANALOG T1 100 M2 ANALOG T1 500 M3 AN...

Страница 25: ..._________________________________________________________________________________ _______________________________________________________________________________________ ______________________________...

Страница 26: ...s should be obtained from your local InterLink wholesaler Replacement parts which are covered under the terms of the warranty statement on page 2 of this manual will be reimbursed for total part cost...

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